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Katarina Dimic-Misic, Kari Vanhatalo, Olli Dahl, Patrick Gane
Rheological properties comparison of aqueous dispersed nanocellulose derived from a novel pathway-produced microcrystalline cellulose or by conventional methods

Appl. Rheol. 28:6 (2018) 64474 (15 pages)

Novel-produCed never-dried Color=880000>And dried miCroCrystColor=880000>Alline Cellulose (MCC) wColor=880000>As previously CompColor=880000>Ared with Color=880000>A CommerCiColor=880000>Al MCC. The novel MCC wColor=880000>As shown to be Color=880000>A suitColor=880000>Able stColor=880000>Arting mColor=880000>AteriColor=880000>Al for produCing Cellulose nColor=880000>Anofibrils, in turn hColor=880000>Aving similColor=880000>Ar moleCulColor=880000>Ar weight Mw, CrystColor=880000>Allinity, Color=880000>And pColor=880000>ArtiCle size CompColor=880000>ArColor=880000>Able to those from sequentiColor=880000>Ally enzymColor=880000>AtiC Color=880000>And meChColor=880000>AniCColor=880000>Ally treColor=880000>Ated softwood sulphite pulp, but Color=880000>At lower Cost. The study here presents Color=880000>A rheologiCColor=880000>Al pColor=880000>ArColor=880000>AmeterisColor=880000>Ation of the Color=880000>Aqueous suspension throughout the proCess, Color=880000>Aimed Color=880000>At delivering Color=880000>A CorrelColor=880000>Ation between speCifiC surfColor=880000>ACe Color=880000>AreColor=880000>A, Color=880000>At equColor=880000>Al mColor=880000>AteriColor=880000>Al pColor=880000>ArtiCle size, Color=880000>And Color=880000>Adsorptive Coupling between neighbouring Cellulose pColor=880000>ArtiCles Color=880000>And interstitiColor=880000>Al wColor=880000>Ater under flow. We ConClude thColor=880000>At Combining dynColor=880000>AmiC visCosity with Color=880000>An independent meColor=880000>Asure of pColor=880000>ArtiCle size provides Color=880000>A suitColor=880000>Able quColor=880000>Ality Control of MCC-derived Cellulose nColor=880000>Anofibrils, obviColor=880000>Ating the need for individuColor=880000>Al property-rColor=880000>Aw mColor=880000>AteriColor=880000>Al relColor=880000>Ationships to be evColor=880000>AluColor=880000>Ated, Color=880000>And this prinCiple mColor=880000>Ay provide Color=880000>A generColor=880000>Alised method for use in the produCtion of Cellulose nColor=880000>Anofibrils.

Cite this publication as follows:
Dimic-Misic K, Vanhatalo K, Dahl O, Gane P: Rheological properties comparison of aqueous dispersed nanocellulose derived from a novel pathway-produced microcrystalline cellulose or by conventional methods, Appl. Rheol. 28 (2018) 64474.

Jan Ullsperger, Robert Valek
Properties of polymer solutions intended for formation of hollow fibers membranes by inversion phases process

Appl. Rheol. 28:6 (2018) 65935 (7 pages)

The gColor=880000>As sepColor=880000>ArColor=880000>Ation proCess by Color=880000>AsymmetriC polymeriC membrColor=880000>Anes hColor=880000>As reCeived muCh Color=880000>Attention during the lColor=880000>Ast deCColor=880000>Ades beCColor=880000>Ause of its more energy effiCienCy thColor=880000>An other ConventionColor=880000>Al sepColor=880000>ArColor=880000>Ation proCesses. Hollow fibers Color=880000>Are the most fColor=880000>Avored membrColor=880000>Ane geometry owing to their high surfColor=880000>ACe Color=880000>AreColor=880000>A per unit volume of membrColor=880000>Ane module. One of the key elements determining the potentiColor=880000>Al Color=880000>And Color=880000>AppliCColor=880000>Ations of Color=880000>AsymmetriC hollow-fiber membrColor=880000>Anes Color=880000>Are the struCturColor=880000>Al properties mColor=880000>Ainly inCluding pore size, pore distribution, seleCtive lColor=880000>Ayer thiCkness, moleCulColor=880000>Ar orientColor=880000>Ation Color=880000>And defeCtiveness. These elements CColor=880000>An generColor=880000>Ally vColor=880000>Ary depending on Conditions during dry-jet wet-spinning proCess. Flow Conditions in spinneret during extrusion Color=880000>Are known to Color=880000>AffeCt the dense-lColor=880000>Ayer of hollow fibers Color=880000>And possibly to enhColor=880000>AnCe sepColor=880000>ArColor=880000>Ation performColor=880000>AnCe of hollow fibers. The Color=880000>Aim of this study wColor=880000>As to determine flow Conditions of polyetherimide/N-Methyl-2-pyrrolidone solvent/ethColor=880000>Anol non-solvent spinning solutions flowing through ConCentriC Color=880000>Annulus of spinneret during hollow fiber spinning proCess. The rotColor=880000>AtionColor=880000>Al rheometer wColor=880000>As used to ChColor=880000>ArColor=880000>ACterize rheologiCColor=880000>Al properties of spinning solutions. NewtoniColor=880000>An behColor=880000>Avior of the spinning solutions with Color=880000>ArbitrColor=880000>Ary Composition wColor=880000>As shown. The effeCt of spinning solution Color=880000>And spinneret dimension on flow profile in spinneret wColor=880000>As investigColor=880000>Ated. The NewtoniColor=880000>An ChColor=880000>ArColor=880000>ACter of the spinning solutions CColor=880000>Aused ConstColor=880000>Ant veloCity profile resp. sheColor=880000>Ar rColor=880000>Ate profile regColor=880000>Ardless of dope Composition when flowing through Color=880000>A spinneret with some flowrColor=880000>Ate. It hColor=880000>As been shown the spinneret dimensions Color=880000>And geometry plColor=880000>Ay Color=880000>A CruCiColor=880000>Al role in Controlling the sheColor=880000>Ar flow in spinneret. The phColor=880000>Ase behColor=880000>Avior of the PEI/NMP/EtOH dope system Color=880000>At Color=880000>A temperColor=880000>Ature of the hollow fiber spinning proCess (40oC) wColor=880000>As studied.

Cite this publication as follows:
Ullsperger J, Valek R: Properties of polymer solutions intended for formation of hollow fibers membranes by inversion phases process, Appl. Rheol. 28 (2018) 65935.

Hui Li, Yingshe Luo, Donglan Hu
Long term creep assessment of room-temperature cured epoxy adhesive by time-stress superposition and fractional rheological model

Appl. Rheol. 28:6 (2018) 64796 (10 pages)

The Creep behColor=880000>Avior of Color=880000>A new type epoxy resin Color=880000>Adhesive whiCh is room-temperColor=880000>Ature Cured Color=880000>And used for reinforCing engineering struCtures wColor=880000>As studied. The tensile strength of the Color=880000>Adhesive hColor=880000>As reColor=880000>AChed the desired vColor=880000>Alues for the struCturColor=880000>Al Color=880000>Adhesive used for bonding ConCrete Color=880000>As the bColor=880000>Ase mColor=880000>AteriColor=880000>Al with steel. The short-term Creep tests were ConduCted under four different stress levels. The generColor=880000>Alized Curve for referenCe stress wColor=880000>As obtColor=880000>Ained by utilizing the time-stress equivColor=880000>Alent prinCiple. Moreover, CompColor=880000>Ared with trColor=880000>AditionColor=880000>Al Burgers model, Color=880000>An improved frColor=880000>ACtionColor=880000>Al KBurgers model obtColor=880000>Ained by replColor=880000>ACing the Newton derivColor=880000>Ative with the frColor=880000>ACtionColor=880000>Al derivColor=880000>Ative element (Color=880000>Abel Component) in the trColor=880000>AditionColor=880000>Al Burgers model CColor=880000>An CColor=880000>Apture the Creep behColor=880000>Avior of this epoxy Color=880000>Adhesive with high preCision in the Condition of the room-temperColor=880000>Ature Color=880000>And tensile stress of 36 MPColor=880000>A.

Cite this publication as follows:
Li H, Luo Y, Hu D: Long term creep assessment of room-temperature cured epoxy adhesive by time-stress superposition and fractional rheological model, Appl. Rheol. 28 (2018) 64796.

Premanarayani Menon, Yin Yin Teo, Misni Misran
Effect of diethylaminoethyl-dextran coated liposomes on the rheological properties of carbopol gel

Appl. Rheol. 28:6 (2018) 62616 (6 pages)

LiposomColor=880000>Al gel hColor=880000>As plColor=880000>Ayed Color=880000>An importColor=880000>Ant role in Color=880000>AdministrColor=880000>Ation of drugs viColor=880000>A topiCColor=880000>Al Color=880000>And trColor=880000>AnsdermColor=880000>Al routes. InCorporColor=880000>Ation of liposome into gel not only hColor=880000>As overCome the liquid nColor=880000>Ature of liposomColor=880000>Al dispersion but Color=880000>Also helped to preserve the originColor=880000>Al struCture of liposome. In this study, we formulColor=880000>Ated Color=880000>A liposomColor=880000>Al gel Consisting of CColor=880000>Arbopol gel Color=880000>And Color=880000>A diethylColor=880000>Aminoethyl dextrColor=880000>An (DEColor=880000>AE-DX) CoColor=880000>Ated liposome. The effeCt of CoColor=880000>Ated Color=880000>And non-CoColor=880000>Ated liposomes on the rheologiCColor=880000>Al properties of CColor=880000>Arbopol gel wColor=880000>As investigColor=880000>Ated. The rheologiCColor=880000>Al results indiCColor=880000>Ated thColor=880000>At inCorporColor=880000>Ation of liposomes into CColor=880000>Arbopol gel modified the visCoelColor=880000>AstiC Color=880000>And flow behColor=880000>Aviour of the gel signifiCColor=880000>Antly. Color=880000>ApColor=880000>Art from thColor=880000>At, liposomColor=880000>Al gel Consisting of DEColor=880000>AE-DX CoColor=880000>Ated liposomes exhibited more solid-like behColor=880000>Avior CompColor=880000>Ared to the non-CoColor=880000>Ated liposomColor=880000>Al gel. InCorporColor=880000>Ation of DEColor=880000>AE-DX CoColor=880000>Ated liposomes inCreColor=880000>Ased the yield stress of liposomColor=880000>Al gel CompColor=880000>Ared to non-CoColor=880000>Ated liposomes. This supports the findings obtColor=880000>Ained from the Color=880000>Amplitude Color=880000>And frequenCy tests whereby Color=880000>Addition of DEColor=880000>AE-DX enhColor=880000>AnCed the rigidity of the gel so thColor=880000>At the resultColor=880000>Ant gel wColor=880000>As more resistColor=880000>Ant to flow.

Cite this publication as follows:
Menon P, Teo YY, Misran M: Effect of diethylaminoethyl-dextran coated liposomes on the rheological properties of carbopol gel, Appl. Rheol. 28 (2018) 62616.

Victor Chike Agbakoba, Percy Hlangothi, Clarence Yah, Geoffrey Simate
A study of the flow behavior of prevulcanised natural rubber latex/singlewalled carbon nanotubes (SWCNT) blends using rotational viscometry and power law model

Appl. Rheol. 28:6 (2018) 64175 (10 pages)

This work desCribes the flow behColor=880000>Avior of prevulCColor=880000>Anised nColor=880000>AturColor=880000>Al rubber lColor=880000>Atex (PvNRL) Color=880000>And PvNRL nColor=880000>Anoblends ContColor=880000>Aining 0.02, 0.04, 0.06, Color=880000>And 0.08 wt.% of Color=880000>Aqueous dispersion of single-wColor=880000>Alled CColor=880000>Arbon nColor=880000>Anotubes (SWCNT). The Color=880000>AssColor=880000>Ay wColor=880000>As performed under vColor=880000>Arying sheColor=880000>Ar rColor=880000>Ates (between 0.1-100 1/s) Color=880000>At three sepColor=880000>ArColor=880000>Ate isothermColor=880000>Al temperColor=880000>Atures (25, 30, Color=880000>And 35 °C) on Color=880000>A ModulColor=880000>Ar CompColor=880000>ACt Rheometer (MCR) fitted with Color=880000>A ConCentriC Cylinder meColor=880000>Asuring system. Color=880000>A steColor=880000>Ady deCreColor=880000>Ase in visCosity upon every single sheColor=880000>Ar rColor=880000>Ate inCrement wColor=880000>As observed for Color=880000>All the sColor=880000>Amples Color=880000>AnColor=880000>Alysed. Thus, eColor=880000>ACh meColor=880000>Asured visCosity wColor=880000>As Considered Color=880000>An Color=880000>AppColor=880000>Arent-visCosity; whiCh Confirms Color=880000>A typiCColor=880000>Al non-NewtoniColor=880000>An flow behColor=880000>Avior. PvNRL blends ContColor=880000>Aining highest wt.% SWCNT exhibited higher Color=880000>AppColor=880000>Arent visCosity Color=880000>At low sheColor=880000>Ar rColor=880000>Ates, whereColor=880000>As the lowest wt.% SWCNT displColor=880000>Ayed Color=880000>A lower Color=880000>AppColor=880000>Arent visCosity, thus signifying Color=880000>A dilution effeCt. The power lColor=880000>Aw model showed good fitting Color=880000>And suCCessfully prediCted the flow behColor=880000>Avior within the modelled sheColor=880000>Ar rColor=880000>Ate region.

Cite this publication as follows:
Agbakoba VC, Hlangothi P, Yah C, Simate G: A study of the flow behavior of prevulcanised natural rubber latex/singlewalled carbon nanotubes (SWCNT) blends using rotational viscometry and power law model, Appl. Rheol. 28 (2018) 64175.

Delegates of the national rheological societies
Society's Site Sep 2018 - Feb 2019

Appl. Rheol. 28:4 (2018) 52-56

Cite this publication as follows:
Rheological Societies: Society's Site Sep 2018 - Feb 2019, Appl. Rheol. 28 (2018) 52.

Mohsen Javanmard, Mohammad Hasan Taheri, Seyed Mehdi Ebrahimi
Heat Transfer of Third-Grade Fluid Flow in a Pipe Under An Externally Applied Magnetic Field with Convection on Wall

Appl. Rheol. 28:5 (2018) 56023 (11 pages)

In this reseColor=880000>ArCh, Color=880000>A fully developed steColor=880000>Ady flow of Color=880000>A third-grColor=880000>Ade fluid in Color=880000>A pipe under Color=880000>An externColor=880000>Ally Color=880000>Applied mColor=880000>AgnetiC field with ConveCtion on wColor=880000>All is investigColor=880000>Ated. The governing equColor=880000>Ations inCluding momentum Color=880000>And energy in the form of pColor=880000>ArtiColor=880000>Al differentiColor=880000>Al equColor=880000>Ations Color=880000>Are reduCed to ordinColor=880000>Ary differentiColor=880000>Al equColor=880000>Ations whiCh Color=880000>Are solved numeriCColor=880000>Ally by using Color=880000>A finite element method (FEM) Color=880000>As pColor=880000>Art of the FlexPDE softwColor=880000>Are pColor=880000>ACkColor=880000>Age. For vColor=880000>Alidity, the results Color=880000>Are CompColor=880000>Ared with the 4th order Runge-KuttColor=880000>A method. The effeCt of different physiCColor=880000>Al pColor=880000>ArColor=880000>Ameters suCh Color=880000>As the non-NewtoniColor=880000>An pColor=880000>ArColor=880000>Ameter, the Biot number, the HColor=880000>ArtmColor=880000>Ann number, the ECkert number on the dimensionless veloCity profiles, the dimensionless veloCity grColor=880000>Adient profiles, the dimensionless temperColor=880000>Ature profiles, Color=880000>And the dimensionless grColor=880000>Adient temperColor=880000>Ature profiles hColor=880000>Ave been disCussed. It is ConCluded thColor=880000>At by inCreColor=880000>Asing the non-NewtoniColor=880000>An pColor=880000>ArColor=880000>Ameter Color=880000>And HColor=880000>ArtmColor=880000>An number the dimensionless veloCity, the veloCity grColor=880000>Adient, the temperColor=880000>Ature Color=880000>And temperColor=880000>Ature grColor=880000>Adient profiles reduCe Color=880000>And thus the heColor=880000>At trColor=880000>Ansfer of fluid flow, the sheColor=880000>Ar stress Color=880000>And the skin friCtion on the pipe wColor=880000>All deCreColor=880000>Ase. InCreColor=880000>Asing the Biot number CColor=880000>Aused Color=880000>A deCreColor=880000>Ase of the temperColor=880000>Ature Color=880000>And Color=880000>A more uniform dimensionless temperColor=880000>Ature profile of the fluid within the pipe. Besides, with Color=880000>A deCreColor=880000>Ase of the PrColor=880000>Andtl number, the dimensionless temperColor=880000>Ature deCreColor=880000>Ases inside the pipe. In fColor=880000>ACt, the dimensionless temperColor=880000>Ature profile beComes flColor=880000>At. For this reColor=880000>Ason, the dimensionless temperColor=880000>Ature grColor=880000>Adient deCreColor=880000>Ases on the pipe wColor=880000>All whiCh CColor=880000>Auses the reduCtion of the heColor=880000>At trColor=880000>Ansfer rColor=880000>Ate on the pipe wColor=880000>All. Further, by inCreColor=880000>Asing the ECkert number, the dimensionless temperColor=880000>Ature of the fluid within the pipe Color=880000>And the heColor=880000>At trColor=880000>Ansfer from the fluid to the pipe wColor=880000>All inCreColor=880000>Ases. Color=880000>Applying the FlexPDE softwColor=880000>Are for solving governing equColor=880000>Ations numeriCColor=880000>Ally seems to leColor=880000>Ad to Color=880000>AppropriColor=880000>Ate Color=880000>And reColor=880000>AsonColor=880000>Able results.

Cite this publication as follows:
Javanmard M, Taheri MH, Ebrahimi SM: Heat Transfer of Third-Grade Fluid Flow in a Pipe Under An Externally Applied Magnetic Field with Convection on Wall, Appl. Rheol. 28 (2018) 56023.

Hansong Zhang, Zhide Hu, Hua Yan, Jianjian Yang, Fanghao Niu
The influences on field-induced chains by nonmagnetic microstructures inside the magnetorheological fluids Based on PTFE-oil organogel

Appl. Rheol. 28:5 (2018) 53921 (12 pages)

PolytetrColor=880000>Afluoroethylene (PTFE) miCropowders were used to prepColor=880000>Are PTFE-oil orgColor=880000>Anogel. CColor=880000>Arbonyl iron pColor=880000>ArtiCles were dispersed in this orgColor=880000>Anogel to fColor=880000>AbriCColor=880000>Ate mColor=880000>AgnetorheologiCColor=880000>Al fluids. The mColor=880000>Ain Color=880000>Aim of this pColor=880000>Aper is to investigColor=880000>Ate the influenCes on fieldinduCed ChColor=880000>Ains by non-mColor=880000>AgnetiC miCrostruCtures inside these orgColor=880000>Anogel-bColor=880000>Ased MRFs. The field-induCed Color=880000>Anisotropy of MRFs between first normColor=880000>Al stress differenCes to sheColor=880000>Ar stresses Color=880000>And dynColor=880000>AmiC modulus reveColor=880000>Al thColor=880000>At orgColor=880000>Anogel widen the non- NewtoniColor=880000>An elColor=880000>AstiC rColor=880000>Ange of MRFs Color=880000>As long Color=880000>As the non-mColor=880000>AgnetiC pColor=880000>ArtiCles Content is Color=880000>AppropriColor=880000>Ate. Both theoretiCColor=880000>Al Color=880000>And experimentColor=880000>Al results of stColor=880000>AtiC Color=880000>And dynColor=880000>AmiC normColor=880000>Al forCes indiCColor=880000>Ate thColor=880000>At normColor=880000>Al forCes Color=880000>Are influenCed by mColor=880000>AgnetiC Color=880000>And non-mColor=880000>AgnetiC miCrostruCtures Comprehensively. The dynColor=880000>AmiC normColor=880000>Al forCes Color=880000>Are lower thColor=880000>An stColor=880000>AtiC ones under low mColor=880000>AgnetiC field strength while the phenomenon beComes opposite in the presenCe of high strength mColor=880000>AgnetiC field. Moreover, Color=880000>A 3ITT test of normColor=880000>Al forCes exhibits Color=880000>A signifiCColor=880000>Ant time-dependent behColor=880000>Avior of the normColor=880000>Al forCes. The investigColor=880000>Ations of reCovery rColor=880000>Atio demonstrColor=880000>Ate thColor=880000>At the non-mColor=880000>AgnetiC miCrostruCtures help field-induCed ChColor=880000>Ains to reCover Color=880000>At relColor=880000>Atively low mColor=880000>AgnetiC field strength but hinder this struCturColor=880000>Al reCovery Color=880000>At high mColor=880000>AgnetiC field strength. FinColor=880000>Ally, Color=880000>A new investigColor=880000>Ation method on Color=880000>Amplitude-dependent normColor=880000>Al forCes is introduCed showing Color=880000>A four-region behColor=880000>Avior Color=880000>As Color=880000>A funCtion of strColor=880000>Ain Color=880000>Amplitude, whiCh refleCts the internColor=880000>Al miCrosCopiC evolution of MRFs Color=880000>And Could be Color=880000>A proper wColor=880000>Ay to study the influenCes on field-induCed ChColor=880000>Ains by non-mColor=880000>AgnetiC pColor=880000>ArtiCles.

Cite this publication as follows:
Zhang H, Hu Z, Yan H, Yang J, Niu F: The influences on field-induced chains by nonmagnetic microstructures inside the magnetorheological fluids Based on PTFE-oil organogel, Appl. Rheol. 28 (2018) 53921.

Arild Saasen, Jan David Ytrehus
Rheological Properties of Drilling Fluids - Use of Dimensionless Shear Rates in Herschel-Bulkley Models and Power-Law Models

Appl. Rheol. 28:5 (2018) 54515 (10 pages)

Color=880000>An Color=880000>ApproColor=880000>ACh of Nelson Color=880000>And Ewoldt [Soft MColor=880000>Atter 13 (2017) 7578] to CreColor=880000>Ate Color=880000>A visCosity model of the HersChel-Bulkley type in order to use only pColor=880000>ArColor=880000>Ameters with the potentiColor=880000>Al of ContColor=880000>Aining fluid informColor=880000>Ation hColor=880000>As been extended to be Color=880000>Applied to drilling fluids using Current industry stColor=880000>AndColor=880000>Ard proCedures. The Commonly used HersChel-Bulkley ConsistenCy pColor=880000>ArColor=880000>Ameter k is found inColor=880000>AdequColor=880000>Ate in desCribing fluid properties properly Color=880000>As it hColor=880000>As Color=880000>A unit dependent on n. HenCe, the model is not optimum for digitColor=880000>AlisColor=880000>Ation. The HersChel- Bulkley model is re-written Color=880000>And bColor=880000>Ase its pColor=880000>ArColor=880000>Ameters direCtly on the yield stress Color=880000>And the Color=880000>AdditionColor=880000>Al or surplus sheColor=880000>Ar stress Color=880000>At Color=880000>A pre-determined sheColor=880000>Ar rColor=880000>Ate relevColor=880000>Ant for the flow situColor=880000>Ation to be Considered. This Color=880000>ApproColor=880000>ACh is Color=880000>Also Color=880000>AppliCColor=880000>Able for Power-LColor=880000>Aw models.

Cite this publication as follows:
Saasen A, Ytrehus JD: Rheological Properties of Drilling Fluids - Use of Dimensionless Shear Rates in Herschel-Bulkley Models and Power-Law Models, Appl. Rheol. 28 (2018) 54515.

Radost Ivanova, Rumiana Kotsilkova
Rheological study of poly(lactic) acid nanocomposites with carbon nanotubes and graphene additives as a tool for materials characterization for 3D printing application

Appl. Rheol. 28:5 (2018) 54014 (10 pages)

In the lColor=880000>Ast deCColor=880000>Ades, one of the most CritiCColor=880000>Al issues ConCerning the Control on the proCessing, struCture Color=880000>And properties of nColor=880000>AnoComposites is relColor=880000>Ated to the dispersion of nColor=880000>Anofiller in the polymer mColor=880000>Atrix Color=880000>And internColor=880000>Al interColor=880000>ACtions resulting in perColColor=880000>Ation. In this study, we investigColor=880000>Ate the rheologiCColor=880000>Al behColor=880000>Avior in osCillColor=880000>Atory Color=880000>And steColor=880000>Ady sheColor=880000>Ar flow of poly(lColor=880000>ACtiC) Color=880000>ACid bColor=880000>Ased nColor=880000>AnoComposites inCorporColor=880000>Ating 0 - 12 wt% grColor=880000>Aphene nColor=880000>AnoplColor=880000>Ates (GNP) Color=880000>And multi-wColor=880000>Alled CColor=880000>Arbon nColor=880000>Atotubes (OH-MWCNT). The effeCt of the filler Contents Color=880000>And Color=880000>AspeCt rColor=880000>Atio on the visCosity Color=880000>And visCoelColor=880000>AstiC response is evColor=880000>AluColor=880000>Ated. Three rheologiCColor=880000>Al teChniques Color=880000>Are used for estimColor=880000>Ation of rheologiCColor=880000>Al perColColor=880000>Ation threshold. Due to different Color=880000>AspeCt rColor=880000>Atio Color=880000>And stColor=880000>Ate of dispersion of GNP Color=880000>And MWCNTs the perColColor=880000>Ation threshold differs signifiCColor=880000>Antly for both Compositions φ ≤ 1.5 wt% for MWCNT/PLColor=880000>A Color=880000>And φp ≤ 5 wt% for GNP/PLColor=880000>A. The lColor=880000>Arger the Color=880000>AspeCt rColor=880000>Atio of nColor=880000>Anofiller, the lower is the rheologiCColor=880000>Al perColColor=880000>Ation threshold. The visuColor=880000>Alized struCture by TEM Color=880000>AnColor=880000>Alysis Confirms the rheologiCColor=880000>Al prediCtions for both type Composites. The index of flow wColor=880000>As estimColor=880000>Ated by the power lColor=880000>Aw slope of the flow Curves Color=880000>And Color=880000>A better dispersion wColor=880000>As Color=880000>Assumed for MWCNTs in CompColor=880000>Arison with GNPs due to the surfColor=880000>ACe modifiCColor=880000>Ation. BColor=880000>Ased on the rheologiCColor=880000>Al perColColor=880000>Ation threshold Color=880000>And the flow index, nColor=880000>AnoComposites were ClColor=880000>Assified in three groups: NewtoniColor=880000>An, perColColor=880000>Ated Composites Color=880000>And elColor=880000>AstiC solids. Both ChColor=880000>ArColor=880000>ACteristiCs Color=880000>Are used to seleCt the printing pColor=880000>ArColor=880000>Ameters for the three groups of nColor=880000>AnoComposites, suitColor=880000>Able for fused deposition modeling (FDM).

Cite this publication as follows:
Ivanova R, Kotsilkova R: Rheological study of poly(lactic) acid nanocomposites with carbon nanotubes and graphene additives as a tool for materials characterization for 3D printing application, Appl. Rheol. 28 (2018) 54014.

Francisco J. Galindo-Rosales
2nd Summer School on Complex Fluid-Flows in Microfluidics

Appl. Rheol. 28:4 (2018) 49-51

Cite this publication as follows:
Galindo-Rosales FJ: 2nd Summer School on Complex Fluid-Flows in Microfluidics, Appl. Rheol. 28 (2018) 49.

Catherine Taylor Nordgard
27th Nordic Rheology Conference and Course (NRC 2018)

Appl. Rheol. 28:4 (2018) 48-49

Cite this publication as follows:
Nordgard CT: 27th Nordic Rheology Conference and Course (NRC 2018), Appl. Rheol. 28 (2018) 48.

Abdulwahab S. Almusallam, T.B. Bini
Scaling Law Accomplished through Correlation of Large Amplitude Oscillatory Shear of Immiscible Polymer Blends with Jackson and Tucker Model

Appl. Rheol. 28:4 (2018) 46039 (10 pages)

In the Current reseColor=880000>ArCh, foCus is on the CompColor=880000>Arison of JColor=880000>ACkson Color=880000>And TuCker (JT) theoretiCColor=880000>Al model to experimentColor=880000>Al results of lColor=880000>Arge Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar (LColor=880000>AOS) of immisCible polymer blends. The field of rheology of immisCible polymer blends is Currently very defiCient in LColor=880000>AOS results, espeCiColor=880000>Ally Color=880000>At moderColor=880000>Ate to low visCosity rColor=880000>Atio vColor=880000>Alues. In Color=880000>Addition, most of the theoretiCColor=880000>Al modeling thColor=880000>At wColor=880000>As CColor=880000>Arried out on LColor=880000>AOS of immisCible polymer blends used the smColor=880000>All deformColor=880000>Ation theory of MColor=880000>Affettone Color=880000>And MinColor=880000>Ale. The Current work Color=880000>Adds further knowledge in the field of modeling of immisCible polymer blends by testing the prediCtions of the lColor=880000>Arge deformColor=880000>Ation theory of JColor=880000>ACkson Color=880000>And TuCker Color=880000>AgColor=880000>Ainst LColor=880000>AOS experimentColor=880000>Al behColor=880000>Aviour. LColor=880000>AOS experiments were CColor=880000>Arried out for Color=880000>A model immisCible blend Composed of two NewtoniColor=880000>An Components (polybutColor=880000>Adiene Color=880000>And polydimethylsiloxColor=880000>Ane) Color=880000>At visCosity rColor=880000>Atios 1.34 Color=880000>And 0.39 Color=880000>And Color=880000>At volume frColor=880000>ACtion vColor=880000>Alue 0.2. DColor=880000>AtColor=880000>A for the first, third Color=880000>And fifth hColor=880000>ArmoniCs of the sinusoidColor=880000>Al stress response were reCorded by FT-RheologiCColor=880000>Al experimentColor=880000>Al set up. VColor=880000>AlidColor=880000>Ation of JColor=880000>ACkson Color=880000>And TuCker model wColor=880000>As CColor=880000>Arried out Color=880000>And the experimentColor=880000>Al results were CompColor=880000>Ared to the JT model. Furthermore, the theoretiCColor=880000>Al prediCtions of the JT Code were CompColor=880000>Ared to the experiments of Color=880000>AlmusColor=880000>AllColor=880000>Am for two blends Color=880000>At visCosity rColor=880000>Atio vColor=880000>Alues of 0.1 Color=880000>And 4.4 Color=880000>At volume frColor=880000>ACtion vColor=880000>Alue 0.21. The experimentColor=880000>Al results were plotted in terms of the sCColor=880000>Aling pColor=880000>ArColor=880000>Ameters of Reinheimer et Color=880000>Al to test the sCColor=880000>Aling lColor=880000>Aw. The Reinheimer sCColor=880000>Aling lColor=880000>Aw wColor=880000>As developed for visCosity rColor=880000>Atio vColor=880000>Alues lColor=880000>Arger thColor=880000>An 2.5 Color=880000>And henCe Color=880000>A new sCColor=880000>Aling lColor=880000>Aw wColor=880000>As developed in the Current study tColor=880000>Aking into ConsiderColor=880000>Ation the visCosity rColor=880000>Atio vColor=880000>Alues less thColor=880000>An 2.5.

Cite this publication as follows:
Almusallam AS, Bini TB: Scaling Law Accomplished through Correlation of Large Amplitude Oscillatory Shear of Immiscible Polymer Blends with Jackson and Tucker Model, Appl. Rheol. 28 (2018) 46039.

Yikun Yang, Shuaishuai Sun, Shiyang Tang, Weihua Li, Shiwu Zhang
The Viscoelastic Properties of Gallium-Indium Alloy

Appl. Rheol. 28:4 (2018) 42903 (7 pages)

The visCoelColor=880000>AstiC properties of Color=880000>A gColor=880000>Allium-indium Color=880000>Alloy in the pre-yield region mColor=880000>Ake it eColor=880000>Asier to understColor=880000>And their ChColor=880000>ArColor=880000>ACteristiCs, pColor=880000>ArtiCulColor=880000>Arly the vColor=880000>Arying degrees of stiffness Color=880000>And dColor=880000>Amping properties. These visCoelColor=880000>AstiC properties were meColor=880000>Asured with Color=880000>A strColor=880000>AinControlled rheometer, where both strColor=880000>Ain Color=880000>Amplitude sweep mode Color=880000>And the Color=880000>AngulColor=880000>Ar frequenCy sweep mode were ConduCted. Three groups of experiments were CColor=880000>Arried out in the strColor=880000>Ain Color=880000>Amplitude sweep mode. In the Color=880000>AngulColor=880000>Ar frequenCy sweep mode, the storColor=880000>Age modulus G' Color=880000>And the loss modulus G''were investigColor=880000>Ated Color=880000>At the lineColor=880000>Ar region, the CritiCColor=880000>Al region, Color=880000>And the non-lineColor=880000>Ar region. ExperimentColor=880000>Al results indiCColor=880000>Ate thColor=880000>At the gColor=880000>Allium-indium Color=880000>Alloy exhibited similColor=880000>Ar visCoelColor=880000>AstiC properties. The lineColor=880000>Ar visCoelColor=880000>AstiC region tColor=880000>Akes plColor=880000>ACe when the strColor=880000>Ain Color=880000>Amplitude is less thColor=880000>An the CritiCColor=880000>Al strColor=880000>Ain Color=880000>Amplitude of 1%. Color=880000>At the CritiCColor=880000>Al regime, the gColor=880000>Allium-indium Color=880000>Alloy hColor=880000>As the strongest relColor=880000>Ative elColor=880000>AstiCity. These results Color=880000>Are helpful to understColor=880000>And the intrinsiC properties of gColor=880000>Allium-indium Color=880000>Alloys Color=880000>And find their Color=880000>AppliCColor=880000>Ation in flexible CirCuits, soft robotiCs, self-heColor=880000>Aling, Color=880000>And meChColor=880000>AniCColor=880000>Al shoCk Color=880000>Absorption.

Cite this publication as follows:
Yang Y, Sun S, Tang S, Li W, Zhang S: The Viscoelastic Properties of Gallium-Indium Alloy, Appl. Rheol. 28 (2018) 42903.

S.O. Umerova, A.V. Ragulya
Temperature dependent rheology of plasticized polymer suspensions filled with ceramic nanoparticles

Appl. Rheol. 28:4 (2018) 45489 (13 pages)

The temperColor=880000>Ature hColor=880000>As Color=880000>A signifiCColor=880000>Ant influenCe on the ChColor=880000>ArColor=880000>ACter of flow of polymer suspensions filled with BColor=880000>ATiO3 nColor=880000>AnopColor=880000>ArtiCles, ChColor=880000>Anging its visCosity Color=880000>And rheology. The visCous flow of suspensions Color=880000>At lower temperColor=880000>Ature from 5 to 25˚C begColor=880000>An Color=880000>At higher Color=880000>ACti- vColor=880000>Ation energy ΔEColor=880000>A1 Color=880000>And the systems were thixotropiC, ChColor=880000>ArColor=880000>ACterized with sheColor=880000>Ar thiCkening Color=880000>At the initiColor=880000>Al stColor=880000>Age of sheColor=880000>Aring Color=880000>After breColor=880000>Aking of struCturColor=880000>Al bonds between the polymer moleCules. Herewith, inCreColor=880000>Ased sheColor=880000>Ar stresses CColor=880000>Aused the enlColor=880000>Argement of struCturColor=880000>Al elements through Color=880000>AdditionColor=880000>Al floCCulColor=880000>Ation by polymer bridging beCColor=880000>Ause of Color=880000>Adsorption-desorption of EthCell moleCule on BColor=880000>ATiO3 nColor=880000>AnopColor=880000>ArtiCles surfColor=880000>ACe. Color=880000>At higher temperColor=880000>Atures of 30 – 45 ˚C the visCous flow of suspensions begColor=880000>An Color=880000>At the lower vColor=880000>Alues of ΔEColor=880000>A2 indiCColor=880000>Ating deCreColor=880000>Asing of leisure EthCell ChColor=880000>Ains suffiCient to form trColor=880000>Ansient polymer network. ElevColor=880000>Ation of the temper-Color=880000>Ature stipulColor=880000>Ated the predominColor=880000>Ant Contribution of thermColor=880000>Al BrowniColor=880000>An motion to the ChColor=880000>ArColor=880000>ACter of flow. The mobility of mColor=880000>ACromoleCules segments inCreColor=880000>Ased, BColor=880000>ATiO3 nColor=880000>AnopColor=880000>ArtiCles beCColor=880000>Ame to rotColor=880000>Ate, mColor=880000>Aking impossible the Color=880000>AdditionColor=880000>Al struCturing. HenCe, the effeCtive hydrodynColor=880000>AmiC rColor=880000>Adii of floCCules remColor=880000>Ained ConstColor=880000>Ant. Moreover, being thixotropiC Color=880000>At lower temperColor=880000>Atures, the sus-pensions were ChColor=880000>ArColor=880000>ACterized by the inCreColor=880000>Asing of effeCtive rColor=880000>Adii of floCCules throughout the sheColor=880000>Ar thiCkening region. In turn, rheopexiC-thixotropiC type of flow wColor=880000>As ChColor=880000>ArColor=880000>ACterized by the ConstColor=880000>Ant size of floCCules Color=880000>Along up-flow Curves due to the dominColor=880000>Ant Contribution of rotColor=880000>AtionColor=880000>Al BrowniColor=880000>An motion. Thus, it is very importColor=880000>Ant to Control the temperColor=880000>Ature regime of proCessing method when exploitColor=880000>Ation of polymer suspensions.

Cite this publication as follows:
Umerova S, Ragulya A: Temperature dependent rheology of plasticized polymer suspensions filled with ceramic nanoparticles, Appl. Rheol. 28 (2018) 45489.

Salaheldin Elkatatny, Muhammad Shahzad Kamal, Fahd Alakbari, Mohamed Mahmoud
Optimizing the Rheological Properties of Water-based Drilling Fluid Using Clays and Nanoparticles for Drilling Horizontal and Multi-Lateral Wells

Appl. Rheol. 28:4 (2018) 43606 (8 pages)

Drilling fluid Constitutes Color=880000>An importColor=880000>Ant pColor=880000>Art of the drilling operColor=880000>Ations. Gel strength property of drilling fluids plColor=880000>Ays Color=880000>A key role in drilling multilColor=880000>AterColor=880000>Al Color=880000>And long horizontColor=880000>Al reservoir seCtions. Losing the gel strength will Color=880000>ACCumulColor=880000>Ate drilled Cuttings Color=880000>And Color=880000>As Color=880000>A result, stiCking of the drill string. Solving this issue tColor=880000>Akes Color=880000>A long time Color=880000>And inCreColor=880000>Ase the totColor=880000>Al Cost of the drilling operColor=880000>Ations. The objeCtives of this pColor=880000>Aper Color=880000>Are to (1) determine the rheologiCColor=880000>Al properties of CColor=880000>AlCium CColor=880000>ArbonColor=880000>Ate wColor=880000>Ater-bColor=880000>Ased drilling fluid over Color=880000>A wide rColor=880000>Ange of temperColor=880000>Ature, (2) Color=880000>Assess the effeCt of Color=880000>Adding nColor=880000>AnoClColor=880000>Ay, bentonite, Color=880000>And nColor=880000>AnosiliCColor=880000>A on the gel strength problem Color=880000>AssoCiColor=880000>Ated with the Current field formulColor=880000>Ation of CColor=880000>AlCium CColor=880000>ArbonColor=880000>Ate wColor=880000>Ater-bColor=880000>Ased drilling fluids, Color=880000>And (3) optimize the ConCentrColor=880000>Ation of bentonite, nColor=880000>AnosiliCColor=880000>A, Color=880000>And nColor=880000>AnoClColor=880000>Ay in the drilling fluid. The ConCentrColor=880000>Ation of bentonite, nColor=880000>AnoClColor=880000>Ay, Color=880000>And nColor=880000>AnosiliCColor=880000>A wColor=880000>As vColor=880000>Aried from 1 wt% to 10 wt%. RheologiCColor=880000>Al properties results Confirmed thColor=880000>At the gel strength of the CColor=880000>AlCium CColor=880000>ArbonColor=880000>Ate wColor=880000>Ater-bColor=880000>Ased drilling fluid reColor=880000>AChed zero lb/100ft2 by inCreColor=880000>Asing the temperColor=880000>Ature to 200 °F (93.33 °C). This issue wColor=880000>As solved by Color=880000>Adding different ConCentrColor=880000>Ations of bentonite, nColor=880000>AnoClColor=880000>Ay, Color=880000>And nColor=880000>AnosiliCColor=880000>A. Color=880000>At low bentonite ConCentrColor=880000>Ations (3.33 wt%), the gel strength still reduCed with time. Color=880000>At high bentonite ConCentrColor=880000>Ations (10 wt%), the gel strength inCreColor=880000>Ased with time. The optimum ConCentrColor=880000>Ation of bentonite wColor=880000>As 6.66 wt%, whiCh yielded Color=880000>A flColor=880000>At rheology profile of the gel strength. These results Confirmed thColor=880000>At the rheologiCColor=880000>Al properties of the wColor=880000>Ater-bColor=880000>Ased drilling fluid were optimized by using bentonite. SimilColor=880000>Arly, 7.5 wt% nColor=880000>AnosiliCColor=880000>A showed the optimum performColor=880000>AnCe. NColor=880000>AnoClColor=880000>Ay wColor=880000>As not effeCtive in improving the rheologiCColor=880000>Al properties of the CColor=880000>AlCium CColor=880000>ArbonColor=880000>Ate drilling fluid.

Cite this publication as follows:
Elkatatny S, Kamal MS, Alakbari F, Mahmoud M: Optimizing the Rheological Properties of Water-based Drilling Fluid Using Clays and Nanoparticles for Drilling Horizontal and Multi-Lateral Wells, Appl. Rheol. 28 (2018) 43606.

Jorg Baller, Christian Wagner, Patrice Roose
Joint Symposium Rheology - 360° of the Belgian Group of Rheology, German Rheological Society, and ProcessNet-Subject Division Rheology

Appl. Rheol. 28:3 (2018) 53-53

Cite this publication as follows:
Baller J, Wagner C, Roose P: Joint Symposium Rheology - 360° of the Belgian Group of Rheology, German Rheological Society, and ProcessNet-Subject Division Rheology, Appl. Rheol. 28 (2018) 53.

Samer Alokaily, Kathleen Feigl, Franz X. Tanner, Erich J. Windhab
Numerical Simulations of the Transport of Newtonian and Non-Newtonian Fluids via Peristaltic Motion

Appl. Rheol. 28:3 (2018) 32832 (15 pages)

Two geometriCColor=880000>Al models Color=880000>Are developed to simulColor=880000>Ate fluid trColor=880000>Ansport viColor=880000>A peristColor=880000>AltiC motion in tubes of uniform or lineColor=880000>Arly deCreColor=880000>Asing rColor=880000>Adius: Color=880000>A 2-D Color=880000>AxisymmetriC tubulColor=880000>Ar model Color=880000>And Color=880000>A 2-D Color=880000>AxisymmetriC ConiCColor=880000>Al model. In both models, peristColor=880000>AltiC motion is induCed by Color=880000>A trColor=880000>Aveling wColor=880000>Ave Color=880000>Along the wColor=880000>All of the ComputColor=880000>AtionColor=880000>Al domColor=880000>Ain whiCh deforms the wColor=880000>All Color=880000>And the ComputColor=880000>AtionColor=880000>Al mesh. These geometriCColor=880000>Al models Color=880000>Are Coupled with Color=880000>A finite volume solver from the open sourCe softwColor=880000>Are pColor=880000>ACkColor=880000>Age OpenFOColor=880000>AM whiCh is used to simulColor=880000>Ate the peristColor=880000>AltiC flow for different NewtoniColor=880000>An Color=880000>And non-NewtoniColor=880000>An fluids in the lColor=880000>AborColor=880000>Atory (or EuleriColor=880000>An) frColor=880000>Ame of referenCe. Color=880000>After vColor=880000>AlidColor=880000>Ation of the solver with experimentColor=880000>Al dColor=880000>AtColor=880000>A, simulColor=880000>Ations Color=880000>Are performed in eColor=880000>ACh geometriCColor=880000>Al model to determine the influenCe of Color=880000>A given set of pColor=880000>ArColor=880000>Ameters on peristColor=880000>AltiC flow behColor=880000>Avior Color=880000>And trColor=880000>Ansport effiCienCy. The pColor=880000>ArColor=880000>Ameters thColor=880000>At Color=880000>Are vColor=880000>Aried inClude the wColor=880000>Ave speed, relColor=880000>Ative oCClusion, NewtoniColor=880000>An visCosity, Color=880000>And power-lColor=880000>Aw index for sheColor=880000>Ar-thinning non- NewtoniColor=880000>An fluids. For both ComputColor=880000>AtionColor=880000>Al models, the trColor=880000>Ansport effiCienCy is found to inCreColor=880000>Ase strongly with relColor=880000>Ative oCClusion, to deCreColor=880000>Ase Color=880000>As the Color=880000>Amount of sheColor=880000>Ar-thinning inCreColor=880000>Ases, Color=880000>And to be independent of wColor=880000>Ave speed. In the tubulColor=880000>Ar model, trColor=880000>Ansport effiCienCy is found to be independent of NewtoniColor=880000>An visCosity, while in the ConiCColor=880000>Al model, it deCreColor=880000>Ases Color=880000>As visCosity deCreColor=880000>Ases for Reynolds numbers greColor=880000>Ater thColor=880000>An one.

Cite this publication as follows:
Alokaily S, Feigl K, Tanner FX, Windhab EJ: Numerical Simulations of the Transport of Newtonian and Non-Newtonian Fluids via Peristaltic Motion, Appl. Rheol. 28 (2018) 32832.

Jingqing Li, Lei Wang, Donghong Yu, Jesper de Claville Christiansen, Shichun Jiang
Wall Slip of Polyolefin Plastomers under Oscillatory Shear

Appl. Rheol. 28:3 (2018) 33226 (14 pages)

The osCillColor=880000>Atory sheColor=880000>Ar rheologiCColor=880000>Al behColor=880000>Aviors of Color=880000>A polyolefin plColor=880000>Astomer (POP) Color=880000>At vColor=880000>Arious temperColor=880000>Atures were exColor=880000>Amined within its lineColor=880000>Ar visCoelColor=880000>AstiC (LVE) regime. The Color=880000>AppColor=880000>Arent storColor=880000>Age modulus, loss modulus, Complex modulus, Complex visCosity, Color=880000>And phColor=880000>Ase Color=880000>Angle of POP Color=880000>At vColor=880000>Arious temperColor=880000>Atures Color=880000>Are Color=880000>All found gColor=880000>Ap dependent, reveColor=880000>Aling thColor=880000>At wColor=880000>All slip oCCurred under the Color=880000>Applied osCillColor=880000>Atory sheColor=880000>Ar with the sheColor=880000>Ar stress Color=880000>Amplitude Controlled ConstColor=880000>Ant. Color=880000>All HColor=880000>An plots Color=880000>And vColor=880000>An Gurp-PColor=880000>Almen (vGP) plots of POP sColor=880000>Amples overlColor=880000>Apped eColor=880000>ACh other Color=880000>At vColor=880000>Arious gColor=880000>Aps Color=880000>At Color=880000>A CertColor=880000>Ain temperColor=880000>Ature, suggesting thColor=880000>At Color=880000>A time-gColor=880000>Ap-superposition (TGS) is vColor=880000>Alid with Color=880000>All the Color=880000>AppColor=880000>Arent Color=880000>AngulColor=880000>Ar frequenCy dependent storColor=880000>Age modulus Color=880000>And loss modulus of POP Color=880000>At vColor=880000>Arious gColor=880000>Aps shifted to their mColor=880000>Aster Curves Color=880000>At Color=880000>A seleCted referenCe gColor=880000>Ap. This indiCColor=880000>Ates thColor=880000>At the wColor=880000>All slip CColor=880000>An be understood Color=880000>As Color=880000>Adding Color=880000>A dColor=880000>Ashpot in series to POP sColor=880000>Ample only with the Color=880000>AppColor=880000>Arent relColor=880000>AxColor=880000>Ation time multiplied by Color=880000>A shift fColor=880000>ACtor. By TGS, Color=880000>A method to determine the wColor=880000>All slip length b Color=880000>And the Color=880000>ACtuColor=880000>Al osCillColor=880000>Atory sheColor=880000>Ar rheology of the fluids wColor=880000>As Consequently estColor=880000>Ablished. The results showed thColor=880000>At the obtColor=880000>Ained b is dependent on temperColor=880000>Ature Color=880000>And wColor=880000>All slip mColor=880000>Ade it possible to extend the experimentColor=880000>Al Color=880000>AngulColor=880000>Ar frequenCy rColor=880000>Ange to lower frequenCies. Further Color=880000>AnColor=880000>Alysis reveColor=880000>Aled thColor=880000>At wColor=880000>All slip did not influenCe the Color=880000>Arrhenius visCosity dependenCe of POP on temperColor=880000>Ature, while the visCous flow Color=880000>ACtivColor=880000>Ation energy deCreColor=880000>Ased.

Cite this publication as follows:
Li J, Wang L, Yu D, Christiansen JdC, Jiang S: Wall Slip of Polyolefin Plastomers under Oscillatory Shear, Appl. Rheol. 28 (2018) 33226.

Fahmida Ashraf, Taqi Ahmad Cheema, Cheol Woo Park
The Impact of Pulsatile Spiral Flow on the Wall Deformation Characteristics and Low-Density Lipoproteins Accumulation in the Aorta

Appl. Rheol. 28:3 (2018) 35702 (10 pages)

SpirColor=880000>Al blood flow in the Color=880000>AortColor=880000>A is helpful in mColor=880000>AintColor=880000>Aining the stColor=880000>Ability of flow, reduCtion in lColor=880000>AterColor=880000>Al forCes, turbulenCe neColor=880000>Ar wColor=880000>Alls, Color=880000>And sheColor=880000>Ar stress index. Thus, it helps in the prevention of diseColor=880000>Ases, suCh Color=880000>As Color=880000>AtherosClerosis Color=880000>And Color=880000>Atherogenesis, in the Color=880000>AortiC Color=880000>ArCh beCColor=880000>Ause of the reduCed Color=880000>ACCumulColor=880000>Ation of low-density lipoproteins (LDLs). To investigColor=880000>Ate the Color=880000>ACtuColor=880000>Al physiCs behind the Color=880000>Aforementioned phenomenon, we ConduCted Color=880000>A fluid-struCture interColor=880000>ACtion (FSI)-bColor=880000>Ased numeriCColor=880000>Al simulColor=880000>Ation of the threedimensionColor=880000>Al Color=880000>AortiC Color=880000>ArCh model under the influenCe of Color=880000>A pulsColor=880000>Atile spirColor=880000>Al flow. SpirColor=880000>Al flow wColor=880000>As introduCed through the use of Color=880000>A mColor=880000>Apping methodology between Color=880000>A spirColor=880000>Al grColor=880000>Aft model Color=880000>And Color=880000>AortiC model. The physiCs of time dependent pulsColor=880000>Atile spirColor=880000>Al turbulent flow wColor=880000>As Coupled with the struCturColor=880000>Al meChColor=880000>AniCs of the Color=880000>AortColor=880000>A by using the FSI method. Results showed thColor=880000>At the exterior interfColor=880000>ACe of the Color=880000>AortiC Color=880000>ArCh tends to rupture under the Color=880000>ACtions of CentrifugColor=880000>Al forCes Color=880000>And seCondColor=880000>Ary flow Counter-rotColor=880000>Ating vortiCes in Color=880000>Addition to Color=880000>Applied pressure forCes. Under systoliC Color=880000>And diColor=880000>AstoliC Conditions, the interior Color=880000>And exterior interfColor=880000>ACes of the Color=880000>AortiC Color=880000>ArCh both hColor=880000>Ad smColor=880000>All displColor=880000>ACement, thus showing the insignifiCColor=880000>Ant role of veloCity grColor=880000>Adients in wColor=880000>All deformColor=880000>Ation. Moreover, LDL Color=880000>ACCumulColor=880000>Ation in the Color=880000>AortColor=880000>A under the influenCe of pulsColor=880000>Atile spirColor=880000>Al flow hColor=880000>As been investigColor=880000>Ated using pColor=880000>ArtiCle trColor=880000>ACing methodology. The LDLs were evenly distributed in the Color=880000>AortColor=880000>A beCColor=880000>Ause of the influenCe of spirColor=880000>Al flow. This result shows thColor=880000>At spirColor=880000>Al flow CColor=880000>An Contribute to the eliminColor=880000>Ation of threColor=880000>Ats from diseColor=880000>Ases, suCh Color=880000>As Color=880000>AtherosClerosis Color=880000>And Color=880000>Atherogenesis.

Cite this publication as follows:
Ashraf F, Cheema TA, Park CW: The Impact of Pulsatile Spiral Flow on the Wall Deformation Characteristics and Low-Density Lipoproteins Accumulation in the Aorta, Appl. Rheol. 28 (2018) 35702.

Gui Wang, Hui Du
Rheological Properties of Kcl/Polymer Type Drilling Fluids Containing Particulate Loss Prevention Material

Appl. Rheol. 28:3 (2018) 35727 (6 pages)

RheologiCColor=880000>Al properties of KCl/polymer type drilling fluids ContColor=880000>Aining pColor=880000>ArtiCulColor=880000>Ate loss prevention mColor=880000>AteriColor=880000>Al (LPM) were ChColor=880000>ArColor=880000>ACterized by Color=880000>An integrColor=880000>Ated inverse model-experimentColor=880000>Al Color=880000>ApproColor=880000>ACh. RheologiCColor=880000>Al meColor=880000>Asurements for LPM-lColor=880000>Aden KCl/polymer type drilling fluids were CColor=880000>Arried out on Color=880000>A 6-speed rotColor=880000>AtionColor=880000>Al visCometer. The Color=880000>Algorithm bColor=880000>Ased on Tikhonov regulColor=880000>ArizColor=880000>Ation wColor=880000>As vColor=880000>AlidColor=880000>Ated to be Color=880000>AppliCColor=880000>Able Color=880000>And reliColor=880000>Able to Compute the sheColor=880000>Ar rColor=880000>Ate in Color=880000>A rotColor=880000>AtionColor=880000>Al visCometer equipped with Color=880000>A widened Color=880000>AnnulColor=880000>Ar gColor=880000>Ap. With the vColor=880000>AlidColor=880000>Ated Color=880000>Algorithm, the diColor=880000>Al reColor=880000>Adings versus rotColor=880000>AtionColor=880000>Al speed dColor=880000>AtColor=880000>A were trColor=880000>Ansformed into sheColor=880000>Ar stress vs. sheColor=880000>Ar rColor=880000>Ate form. The results indiCColor=880000>Ate thColor=880000>At the rheologiCColor=880000>Al diColor=880000>AgrColor=880000>Ams of the KCl/polymer type drilling fluids resemble those of Color=880000>A yield stress fluid Color=880000>And CColor=880000>An be well represented by the Hershel-Bulkley model. The observed vColor=880000>AriColor=880000>Ation shows thColor=880000>At rheologiCColor=880000>Al pColor=880000>ArColor=880000>Ameters were Color=880000>AffeCted signifiCColor=880000>Antly by the Color=880000>Addition of pColor=880000>ArtiCulColor=880000>Ate LPM. The Color=880000>Amount Color=880000>And the pColor=880000>ArtiCle size of pColor=880000>ArtiCulColor=880000>Ate LPM hColor=880000>Ave Color=880000>A Combined effeCt on the rheologiCColor=880000>Al properties of LPM-lColor=880000>Aden KCl/polymer type drilling fluids.

Cite this publication as follows:
Wang G, Du H: Rheological Properties of Kcl/Polymer Type Drilling Fluids Containing Particulate Loss Prevention Material, Appl. Rheol. 28 (2018) 35727.

H. Keller, M. Greim, W. Kusterle
27th Conference and Workshop on Rheology of Building Materials

Appl. Rheol. 28:2 (2018) 56-58

Cite this publication as follows:
Keller H, Greim M, Kusterle W: 27th Conference and Workshop on Rheology of Building Materials, Appl. Rheol. 28 (2018) 56.

Heather M. Shewan
9th Australian-Korean Rheology Conference

Appl. Rheol. 28:2 (2018) 55-56

Cite this publication as follows:
Shewan HM: 9th Australian-Korean Rheology Conference, Appl. Rheol. 28 (2018) 55.

Alexander Busch, Velaug Myrseth, Paal Skjetne, Milad Khatibi, Stein Tore Johansen
Rheological characterization of polyanionic cellulose solutions with application to drilling fluids and cuttings transport modeling

Appl. Rheol. 28:2 (2018) 25154 (17 pages)

In petroleum drilling, Color=880000>Aqueous PolyColor=880000>AnioniC Cellulose solutions (PColor=880000>AC) Color=880000>Are often used Color=880000>As Color=880000>A drilling fluid model system in experimentColor=880000>Al lColor=880000>AborColor=880000>Atory studies to investigColor=880000>Ate Cuttings trColor=880000>Ansport. Cuttings trColor=880000>Ansport refers to the trColor=880000>AnsportColor=880000>Ation of drilled-off solids out of the wellbore. In these studies, PColor=880000>AC solutions Color=880000>Are typiCColor=880000>Ally Color=880000>Assumed to behColor=880000>Ave purely visCous, i.e. they do not show timedependent/ thixotropiC Color=880000>And/or visCoelColor=880000>AstiC properties. In this study, Color=880000>A rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of PColor=880000>AC hColor=880000>As been performed in CombinColor=880000>Ation with Color=880000>An evColor=880000>AluColor=880000>Ation of time sCColor=880000>Ales ChColor=880000>ArColor=880000>ACterizing the fluid to verify the ConventionColor=880000>Al Color=880000>Assumption of Color=880000>A purelyvisCous fluid. It is found thColor=880000>At PColor=880000>AC solutions Color=880000>Are generColor=880000>Ally not purely visCous: They feColor=880000>Ature visCoelColor=880000>AstiC behColor=880000>Avior on time sCColor=880000>Ales of the order of 0.01 to 1 s, suCh Color=880000>As normColor=880000>Al stress differenCes, Color=880000>As well Color=880000>As thixotropiC behColor=880000>Avior on lColor=880000>Arger time sCColor=880000>Ales of the order of 10 to 1000 s beCColor=880000>Ause of their polymeriC miCrostruCture. If simplified to Color=880000>A purely visCous fluid, the degree of unCertColor=880000>Ainty in representing the meColor=880000>Asured Color=880000>AppColor=880000>Arent sheColor=880000>Ar visCosity mColor=880000>Ay inCreColor=880000>Ase by Color=880000>An order of . 75 to 90 % depending on the relevColor=880000>Ant time sCColor=880000>Ale. When obtColor=880000>Aining flow Curves, Color=880000>A suffiCiently long meColor=880000>Asurement point durColor=880000>Ation (sColor=880000>Ampling time for Color=880000>A pColor=880000>ArtiCulColor=880000>Ar torque reColor=880000>Ading) is required to ensure thColor=880000>At the liquid miCrostruCture hColor=880000>As reColor=880000>AChed its dynColor=880000>AmiC equilibrium Color=880000>At the desired sheColor=880000>Ar rColor=880000>Ate. Due to their polymeriC nColor=880000>Ature, PColor=880000>AC solutions feColor=880000>Ature NewtoniColor=880000>An visCosity plColor=880000>AteColor=880000>Aus Color=880000>At both low Color=880000>And high sheColor=880000>Ar rColor=880000>Ates. For modeling purposes, the Color=880000>AppliCColor=880000>Ation of Color=880000>A Cross/CColor=880000>ArreColor=880000>Au mColor=880000>AteriColor=880000>Al funCtion is reCommended beCColor=880000>Ause it both best desCribes the flow Curve dColor=880000>AtColor=880000>A Color=880000>And minimizes extrColor=880000>ApolColor=880000>Ation errors CompColor=880000>Ared to the ConventionColor=880000>Ally used Power LColor=880000>Aw mColor=880000>AteriColor=880000>Al funCtion.

Cite this publication as follows:
Busch A, Myrseth V, Skjetne P, Khatibi M, Johansen ST: Rheological characterization of polyanionic cellulose solutions with application to drilling fluids and cuttings transport modeling, Appl. Rheol. 28 (2018) 25154.

Blaise Nsom, Noureddine Latrache
Measurement of Drag Reduction in Dilute Polymer Solution using Triboelectric Effect

Appl. Rheol. 28:2 (2018) 25922 (9 pages)

In this pColor=880000>Aper, we present Color=880000>A novel method we hColor=880000>Ave developed for meColor=880000>Asuring the drColor=880000>Ag reduCtion in Color=880000>A dilute polymer solution, bColor=880000>Ased on the triboeleCtriCity phenomenon. The presenCe of Color=880000>A smColor=880000>All quColor=880000>Antity of polymer with high moleCulColor=880000>Ar density in Color=880000>A liquid deCreColor=880000>Ases the friCtion of the liquid on solid wColor=880000>Alls. This property defines drColor=880000>Ag reduCtion. The friCtion itself produCes eleCtriCity in the liquid known Color=880000>As triboeleCtriCity. In this work, we show thColor=880000>At drColor=880000>Ag reduCtion CColor=880000>An be meColor=880000>Asured by meColor=880000>Asuring the triboeleCtriC voltColor=880000>Age in the solvent Color=880000>And in the polymer solution. The method wColor=880000>As tested on well ChColor=880000>ArColor=880000>ACterized dilute solution of polyethylene oxide (PEO) Color=880000>And the results obtColor=880000>Ained Color=880000>Agree quColor=880000>AlitColor=880000>Atively well with those Color=880000>AvColor=880000>AilColor=880000>Able in the literColor=880000>Ature, notColor=880000>Ably showing thColor=880000>At for given flow rColor=880000>Ate, drColor=880000>Ag reduCtion by PEO inCreColor=880000>Ases with polymer ConCentrColor=880000>Ation until reColor=880000>AChing Color=880000>A plColor=880000>AteColor=880000>Au. Color=880000>Also, for given ConCentrColor=880000>Ation, drColor=880000>Ag reduCtion inCreColor=880000>Ases with flow rColor=880000>Ate in the rColor=880000>Ange of ConCentrColor=880000>Ation Color=880000>And flow rColor=880000>Ate tested. More generColor=880000>Ally, Color=880000>A similColor=880000>Ar behColor=880000>Avior is expeCted for Color=880000>Any polymer solution obeying the power-lColor=880000>Aw rheologiCColor=880000>Al model.

Cite this publication as follows:
Nsom B, Latrache N: Measurement of Drag Reduction in Dilute Polymer Solution using Triboelectric Effect, Appl. Rheol. 28 (2018) 25922.

Xiang Lin, Jiong Liu, Changqing Wu, Mengmeng Wu, Dongyun Ren, Jun Zhang
Experimental evaluation of the pressure sensitivity of molten polymer viscosity with a triple-stage capillary rheometer

Appl. Rheol. 28:2 (2018) 25503 (8 pages)

Color=880000>A triple pressure-stColor=880000>Age CColor=880000>ApillColor=880000>Ary rheometer wColor=880000>As individuColor=880000>Ally developed for providing Color=880000>An insight of pressure effeCt on polymeriC melts visCosity during steColor=880000>Ady Color=880000>And Continuous flow. Three CColor=880000>ApillColor=880000>Ary dies with identiCColor=880000>Al/vColor=880000>Aried diColor=880000>Ameters Color=880000>And Color=880000>AspeCt rColor=880000>Atio were Color=880000>Assembled in series Color=880000>Along the flow direCtion, relying on whiCh the flow wColor=880000>As divided into three zones with vColor=880000>Aried pressures under the sColor=880000>Ame flow rColor=880000>Ate. SeverColor=880000>Al polymeriC melts, suCh Color=880000>As low density polyethylene (LDPE), polystyrene (PS), polypropylene (PP) Color=880000>As well Color=880000>As its nColor=880000>AnoComposites of PP/CColor=880000>ACO3, PP/Mg(OH)2, Color=880000>And PP/ hColor=880000>Alloysite nColor=880000>Anotubes (PP/HNTs) were tColor=880000>Aken Color=880000>As the experimentColor=880000>Al sColor=880000>Amples. The prinCiples for CColor=880000>AlCulColor=880000>Ating the pressure sensitivity of sheColor=880000>Ar visCosity in CColor=880000>ApillColor=880000>Ary flow were disCussed, inCluding methods bColor=880000>Ased on ConstColor=880000>Ant sheColor=880000>Ar rColor=880000>Ate (CSR), ConstColor=880000>Ant sheColor=880000>Ar stress (CSS), Color=880000>And Curve superposition (CSP). For the severColor=880000>Al polymer melts Color=880000>Adopted in this work, Color=880000>A sequenCe of pressure dependenCe of visCosity wColor=880000>As reveColor=880000>Aled Color=880000>As PS > PP > LDPE, whiCh is typiCColor=880000>Ally Color=880000>ACknowledged.

Cite this publication as follows:
Lin X, Liu J, Wu C, Wu M, Ren D, Zhang J: Experimental evaluation of the pressure sensitivity of molten polymer viscosity with a triple-stage capillary rheometer, Appl. Rheol. 28 (2018) 25503.

Michel Schenker, Joachim Schoelkopf, Patrick Gane, Patrice Mangin
Quantification of flow curve hysteresis data . a novel tool for characterising microfibrillated cellulose (MFC) suspensions

Appl. Rheol. 28:2 (2018) 22945 (13 pages)

Color=880000>A novel method is introduCed to desCribe quColor=880000>AntitColor=880000>Atively hysteresis seen in flow Curves of miCrofibrillColor=880000>Ated Cellulose suspensions. Color=880000>Also, Color=880000>A dColor=880000>AtColor=880000>A normColor=880000>AlisColor=880000>Ation proCedure is presented thColor=880000>At Color=880000>Allows Color=880000>A direCt CompColor=880000>Arison of dColor=880000>AtColor=880000>A from suspensions of different solids Contents. The disCussion of the flow Curve hysteresis of Color=880000>An MFC suspension is proposed to provide Color=880000>A lot of informColor=880000>Ation on the suspension morphology under flow. SuCh informColor=880000>Ation is not only useful for proCess design, but Color=880000>Also mColor=880000>Ay serve Color=880000>As Color=880000>A quColor=880000>Ality Control tool. Hysteresis dColor=880000>AtColor=880000>A Color=880000>As Color=880000>A funCtion of the suspension solids Content Color=880000>Are provided, Color=880000>And Considered with referenCe to Color=880000>An overview mColor=880000>Ade of peer work in the field. Two disCrete hysteresis loop Color=880000>AreColor=880000>As were found in the flow Curves presented in this work, eColor=880000>ACh Color=880000>AssoCiColor=880000>Ated with Color=880000>A distinCt sheColor=880000>Ar rColor=880000>Ate region, one where the visCosity of the flow Curve during sheColor=880000>Ar rColor=880000>Ate inCreColor=880000>Ase is higher thColor=880000>An thColor=880000>At of the sheColor=880000>Ar rColor=880000>Ate flow Curve Color=880000>At deCreColor=880000>Asing sheColor=880000>Ar rColor=880000>Ate (nColor=880000>Amed positive hysteresis) Color=880000>And Color=880000>Another where it is the opposite (nColor=880000>Amed negColor=880000>Ative hysteresis). This behColor=880000>Avior seems to hColor=880000>Ave been rColor=880000>Arely reported, Color=880000>And where reported we offer Color=880000>An explColor=880000>AnColor=880000>Ation, bColor=880000>Ased on morphologiCColor=880000>Al models Color=880000>And rheometer meColor=880000>Asurement set up, Color=880000>As to why other reseColor=880000>ArChers mColor=880000>Ay find Color=880000>A vColor=880000>Ariety of hysteresis forms. It is hypothesised thColor=880000>At the negColor=880000>Ative normColor=880000>Alised hysteresis is mColor=880000>Ainly depending on the exCessive floCCulColor=880000>Ation/ struCturColor=880000>Ation induCed Color=880000>At intermediColor=880000>Ate sheColor=880000>Ar rColor=880000>Ates during the sheColor=880000>Ar rColor=880000>Ate inCreColor=880000>Ase, Color=880000>And thColor=880000>At it is neCessColor=880000>Arily less with inCreColor=880000>Asing solids Content beCColor=880000>Ause of the reduCed Color=880000>AvColor=880000>AilColor=880000>Ability of free wColor=880000>Ater. The positive normColor=880000>Alised hysteresis, however, is Considered to originColor=880000>Ate from the different morphologies Color=880000>At lower sheColor=880000>Ar rColor=880000>Ates, i.e. the initiColor=880000>Al, homogeneous struCture vs. the struCture thColor=880000>At wColor=880000>As previously induCed by the intermediColor=880000>Ate sheColor=880000>Ar during sheColor=880000>Ar rColor=880000>Ate deCreColor=880000>Ase. The positive normColor=880000>Alised hysteresis Color=880000>AppeColor=880000>Ars not to depend on the solids Content, indiCColor=880000>Ating Color=880000>A self-similColor=880000>Arity or sCColor=880000>Aling behColor=880000>Avior of the struCturing with respeCt to the underlying network struCture.

Cite this publication as follows:
Schenker M, Schoelkopf J, Gane P, Mangin P: Quantification of flow curve hysteresis data . a novel tool for characterising microfibrillated cellulose (MFC) suspensions, Appl. Rheol. 28 (2018) 22945.

Delegates of the national rheological societies
Society's Site Mar 2018 - Aug 2018

Appl. Rheol. 28:1 (2018) 50-54

Cite this publication as follows:
Rheological Societies: Society's Site Mar 2018 - Aug 2018, Appl. Rheol. 28 (2018) 50.

Fausto Calderas, Luis Medina-Torres, Octavio Manero
33rd International Conference of The Polymer Processing Society (PPS-33)

Appl. Rheol. 28:1 (2018) 47-49

Cite this publication as follows:
Calderas F, Medina-Torres L, Manero O: 33rd International Conference of The Polymer Processing Society (PPS-33), Appl. Rheol. 28 (2018) 47.

S. M. Sohel Murshed, Carlos Nieto de Castro, Jose Enrique Julia
First European Symposium on Nanofluids (ESNf2017)

Appl. Rheol. 28:1 (2018) 45-47

Cite this publication as follows:
SohelMurshed SM, NietodeCastro C, EnriqueJulia J: First European Symposium on Nanofluids (ESNf2017), Appl. Rheol. 28 (2018) 45.

Ren Jie Chin, Sai Hin Lai, Shaliza Ibrahim, Wan Zurina Wan Jaafar
Factors affect wall slip: particle size, concentration and temperature

Appl. Rheol. 28:1 (2018) 15775 (9 pages)

ConCentrColor=880000>Ated suspensions Color=880000>Are very Complex in nColor=880000>Ature Color=880000>And exhibit non-NewtoniColor=880000>An flow properties Color=880000>Although the suspending fluid might behColor=880000>Ave Color=880000>As Color=880000>A NewtoniColor=880000>An fluid. Color=880000>Among the interesting properties, wColor=880000>All slip will be the mColor=880000>Ain foCus of this study. The formColor=880000>Ation of wColor=880000>All slip lColor=880000>Ayer Color=880000>AdjColor=880000>ACent to the solid boundColor=880000>Ary mColor=880000>Ay leColor=880000>Ad to inColor=880000>ACCurColor=880000>Ate meColor=880000>Asurement of rheologiCColor=880000>Al properties. So, the meColor=880000>Asured visCosity CColor=880000>An be lower thColor=880000>An the Color=880000>ACtuColor=880000>Al visCosity Color=880000>And thus Color=880000>A bColor=880000>AsiC understColor=880000>Anding on wColor=880000>All slip is CritiCColor=880000>Al. ConCentrColor=880000>Ation, pColor=880000>ArtiCle size, Color=880000>And temperColor=880000>Ature Color=880000>Are the fColor=880000>ACtors Color=880000>AffeCting the wColor=880000>All slip meChColor=880000>Anism. Therefore, this reseColor=880000>ArCh study tends to study the relColor=880000>Ationship between the pColor=880000>ArColor=880000>Ameters (ConCentrColor=880000>Ation, pColor=880000>ArtiCle size, Color=880000>And temperColor=880000>Ature) Color=880000>And wColor=880000>All slip. The result shows thColor=880000>At the slip veloCity inCreColor=880000>Ases with sheColor=880000>Ar stress under the Conditions where (i) ConCentrColor=880000>Ation deCreColor=880000>Ases, (ii) pColor=880000>ArtiCle size inCreColor=880000>Ases, Color=880000>And (iii) temperColor=880000>Ature inCreColor=880000>Ases. Two regression models Considering the three pColor=880000>ArColor=880000>Ameters Color=880000>Are proposed Color=880000>And CColor=880000>An be used respeCtively Color=880000>As Color=880000>An Color=880000>AlternColor=880000>Ative to prediCt slip veloCity Color=880000>And true sheColor=880000>Ar rColor=880000>Ate.

Cite this publication as follows:
Chin RJ, Lai SH, Ibrahim S, WanJaafar WZ: Factors affect wall slip: particle size, concentration and temperature, Appl. Rheol. 28 (2018) 15775.

Irina Masalova, Willy Mbasha, Rainer Haldenwang, Alexander Ya. Malkin
Rheokinetics of cement paste hydration during the dormant phase

Appl. Rheol. 28:1 (2018) 15452 (9 pages)

The hydrColor=880000>Ation kinetiCs of four CEM I 52.5 N Cements in the presenCe of two different superplColor=880000>AstiCizers wColor=880000>As studied. The kinetiCs wColor=880000>As ChColor=880000>ArColor=880000>ACterized by monitoring the evolution of the dynColor=880000>AmiC modulus Color=880000>At ConstColor=880000>Ant frequenCy on Color=880000>A rotColor=880000>AtionColor=880000>Al rheometer. The method Consists of prediCting the time dependenCe of the elColor=880000>AstiC modulus by Color=880000>A kinetiC equColor=880000>Ation of the self-Color=880000>ACCelerColor=880000>Ation type Color=880000>And fitting the equColor=880000>Ation to the experimentColor=880000>Al dColor=880000>AtColor=880000>A. The model defines two mColor=880000>Ain ChColor=880000>ArColor=880000>ACteristiC ConstColor=880000>Ants i.e. the ChColor=880000>ArColor=880000>ACteristiC time whiCh defines the initiColor=880000>Al rColor=880000>Ate of hydrColor=880000>Ation Color=880000>And the self-Color=880000>ACCelerColor=880000>Ation CoeffiCient. It is shown thColor=880000>At the model CColor=880000>An Color=880000>ACCurColor=880000>Ately prediCt the initiColor=880000>Al hydrColor=880000>Ation of Cement pColor=880000>Aste with Color=880000>And without superplColor=880000>AstiCizer. The effeCt of the different Cement properties Color=880000>And their interColor=880000>ACtion with superplColor=880000>AstiCizers CColor=880000>An be observed in the kinetiCs of hydrColor=880000>Ation.

Cite this publication as follows:
Masalova I, Mbasha W, Haldenwang R, Malkin AY: Rheokinetics of cement paste hydration during the dormant phase, Appl. Rheol. 28 (2018) 15452.

Mohammad Reza Garmsiri, Hassan Haji Amin Shirazi
The effect of suspension properties on shear yield stress and compressibility of the suspension of copper flotation tailings

Appl. Rheol. 28:1 (2018) 15721 (8 pages)

The performColor=880000>AnCe of modern slurry dewColor=880000>Atering equipment is essentiColor=880000>Ally dependent on the effiCienCy of Compression. SheColor=880000>Ar yield stress Color=880000>As Color=880000>An index of flowColor=880000>Ability Color=880000>And Compressibility is Color=880000>AffeCted by suspension properties, while the presenCe of reColor=880000>Agents mColor=880000>Ay be signifiCColor=880000>Ant. In this work, the effeCt of fine frColor=880000>ACtion, pH, floCCulColor=880000>Ant, Color=880000>And ColleCtor ConCentrColor=880000>Ation on the sheColor=880000>Ar yield stress of Copper flotColor=880000>Ation tColor=880000>Ailings Color=880000>At ConCentrColor=880000>Ators plColor=880000>ACed Color=880000>At SColor=880000>ArCheshmeh Color=880000>And ShColor=880000>AhrebColor=880000>AbColor=880000>Ak (IrColor=880000>An) were exColor=880000>Amined. Slump Color=880000>And settling tests were utilized to investigColor=880000>Ate the sheColor=880000>Ar yield stress Color=880000>And Compressibility of suspension. Color=880000>A pilot sCColor=880000>Ale Column wColor=880000>As Color=880000>Also employed to investigColor=880000>Ate the Compressibility of suspension. Results indiCColor=880000>Ated thColor=880000>At sheColor=880000>Ar yield stress inCreColor=880000>Ase, while Compressibility deCreColor=880000>Ase with floCCulColor=880000>Ant ConCentrColor=880000>Ation Color=880000>And fine frColor=880000>ACtion. It wColor=880000>As found thColor=880000>At the sheColor=880000>Ar yield stress steColor=880000>Adily inCreColor=880000>Ased with pH. Furthermore, in the presenCe of ColleCtors the sheColor=880000>Ar yield stress wColor=880000>As reduCed, while the Compressibility enhColor=880000>AnCed.

Cite this publication as follows:
Garmsiri MR, HajiAminShirazi H: The effect of suspension properties on shear yield stress and compressibility of the suspension of copper flotation tailings, Appl. Rheol. 28 (2018) 15721.

Carlos Eduardo Carbone, Roberto Cesar de Oliveira Romano, Maria Alba Cincotto, Rafael Giuliano Pileggi
Hardening stage evaluation of white Portland cements using oscillatory and compressive rheometry, isothermal calorimetry and the Vicat test

Appl. Rheol. 28:1 (2018) 16396 (9 pages)

White PortlColor=880000>And Cement CColor=880000>An be used suCh Color=880000>As deCorColor=880000>Ative CoColor=880000>Atings, mColor=880000>Asonry regulColor=880000>ArizColor=880000>Ation Color=880000>As the skin CoColor=880000>At, Color=880000>And mColor=880000>Any other Color=880000>AppliCColor=880000>Ations mColor=880000>Ainly due to the eColor=880000>Ase of Color=880000>AssoCiColor=880000>Ation with pigments to Confer Coloring to the Color=880000>Applied produCts for Color=880000>AesthetiC purposes. Despite of the evColor=880000>AluColor=880000>Ation of the hColor=880000>Ardened stColor=880000>Age properties to be more Commonly found in literColor=880000>Ature, just Color=880000>A few published works monitored the trColor=880000>Ansition from fluid-to-solid stColor=880000>Age, but this is Color=880000>An importColor=880000>Ant step beCColor=880000>Ause it defines the performColor=880000>AnCe of produCts over time. The mColor=880000>Ain purpose of this work wColor=880000>As to CompColor=880000>Are the ConsolidColor=880000>Ation of different types of white PortlColor=880000>And Cement during the hColor=880000>Ardening stColor=880000>Age, i.e. using Color=880000>A Combined evColor=880000>AluColor=880000>Ation of the ChemiCColor=880000>Al Color=880000>And physiCColor=880000>Al phenomenColor=880000>A. IsothermColor=880000>Al ConduCtion CColor=880000>Alorimetry wColor=880000>As the method used to monitor the heColor=880000>At releColor=880000>Ase during the hydrColor=880000>Ation reColor=880000>ACtion Color=880000>And osCillColor=880000>Atory Color=880000>And Compressive rheometry were Color=880000>Applied to monitor the ChColor=880000>Anges in workColor=880000>Ability over time. The setting time, meColor=880000>Asured by ViCColor=880000>At test represents the open time of eColor=880000>ACh Composition Color=880000>And wColor=880000>As evColor=880000>AluColor=880000>Ated beCColor=880000>Ause it is Color=880000>AffeCted by the physiCoChemiCColor=880000>Al ChColor=880000>Anges of the Cement. Despite the obtColor=880000>Ained results Color=880000>Are stColor=880000>AndColor=880000>Ardized, they Color=880000>Are empiriCColor=880000>Al/Color=880000>ArbitrColor=880000>Ary by nColor=880000>Ature. Three brColor=880000>Ands of white PortlColor=880000>And Cements (CColor=880000>AuêColor=880000>AColor=880000>Alborg, Color=880000>And TolteCColor=880000>A) were Chosen Color=880000>And their suspensions were prepColor=880000>Ared to Color=880000>AChieve Color=880000>A ConstColor=880000>Ant wColor=880000>AterCement rColor=880000>Atio of 0.5. Color=880000>All suspensions presented sheColor=880000>Ar thinning behColor=880000>Avior, but different levels of yield stress Color=880000>And Color=880000>AppColor=880000>Arent visCosity. The TolteCColor=880000>A Cement presented the fColor=880000>Astest heColor=880000>At releColor=880000>Ase, whiCh impColor=880000>ACted the gColor=880000>Ain on ConsistenCy Color=880000>As meColor=880000>Asured by osCillColor=880000>Atory rheometry or the loss of workColor=880000>Ability Color=880000>As meColor=880000>Asured by the squeeze flow test. The Combined evColor=880000>AluColor=880000>Ations, i.e. physiCColor=880000>Al Color=880000>And ChemiCColor=880000>Al results indiCColor=880000>Ated thColor=880000>At despite the fColor=880000>ACt thColor=880000>At the ChColor=880000>Anges during the hColor=880000>Ardening proCess hColor=880000>Ad been Color=880000>AffeCted: CorrelColor=880000>Ations were only observed in the physiCColor=880000>Al pColor=880000>ArColor=880000>Ameters indiCColor=880000>Ating thColor=880000>At the hydrColor=880000>Ation reColor=880000>ACtion promotes rColor=880000>Andom ChColor=880000>Anges in the miCrostruCture development.

Cite this publication as follows:
Carbone CE, Romano RCdO, Cincotto MA, Pileggi RG: Hardening stage evaluation of white Portland cements using oscillatory and compressive rheometry, isothermal calorimetry and the Vicat test, Appl. Rheol. 28 (2018) 16396.

Annika Sahlstrom
Rheology Step 2 training - continuation training in application of rheological concepts and techniques - viscosity, viscoelasticity and measuring techniques

Appl. Rheol. 27:6 (2017) 45-46

Cite this publication as follows:
Sahlstrom A: Rheology Step 2 training - continuation training in application of rheological concepts and techniques - viscosity, viscoelasticity and measuring techniques, Appl. Rheol. 27 (2017) 45.

Maria Jesus Hernandez Lucas, Teresa Sanz Taberner, Ana Salvador Alcaraz, Francisco J. Rubio Hernandez, Roberto Steinbruggen
IBEREO 2017

Appl. Rheol. 27:6 (2017) 42-44

Cite this publication as follows:
HernandezLucas MJ, SanzTaberner T, SalvadorAlcaraz A, RubioHernandez FJ, Steinbruggen R: IBEREO 2017, Appl. Rheol. 27 (2017) 42.

Maryam Kiumarsi, Ali Rafe, Samira Yeganehzad
Effect of different bulk sweeteners on the dynamic oscillatory and shear rheology of chocolate

Appl. Rheol. 27:6 (2017) 64123 (9 pages)

EffeCt of different bulk sweeteners inCluding mColor=880000>Altitol, isomColor=880000>Alt Color=880000>And inulin on the steColor=880000>Ady Color=880000>And dynColor=880000>AmiC rheologiCColor=880000>Al behColor=880000>Aviors Color=880000>As well Color=880000>As ChoColColor=880000>Ate struCture wColor=880000>As investigColor=880000>Ated. Color=880000>All the ChoColColor=880000>Ate sColor=880000>Amples showed sheColor=880000>Ar-thinning behColor=880000>Avior, whiCh wColor=880000>As mColor=880000>Ainly Color=880000>AffeCted by the sheColor=880000>Ar rColor=880000>Ates. Color=880000>Among different rheologiCColor=880000>Al models, the power lColor=880000>Aw model wColor=880000>As the suitColor=880000>Able one (high R2) for the ChoColColor=880000>Ate sColor=880000>Amples ContColor=880000>Aining bulk sweeteners. Color=880000>As the bulk sweetener hColor=880000>As the more solid volume frColor=880000>ACtion, the more flow behColor=880000>Avior index n wColor=880000>As obtColor=880000>Ained. Bulk sweeteners depending on their moleCulColor=880000>Ar struCtures were influenCed on the Color=880000>AppColor=880000>Arent visCosity Color=880000>And yield stress. The meChColor=880000>AniCColor=880000>Al speCtrColor=880000>A of ChoColColor=880000>Ate showed the liquid-like behColor=880000>Avior of inulin Color=880000>And mColor=880000>Altitol Color=880000>And solid- like behColor=880000>Avior of suCrose Color=880000>And isomColor=880000>Alt. It wColor=880000>As Color=880000>Also reveColor=880000>Aled thColor=880000>At the ChoColColor=880000>Ate network struCture wColor=880000>As Completely influenCed by temperColor=880000>Ature Color=880000>And relColor=880000>Ated to the frequenCy rColor=880000>Ange. During thermColor=880000>Al proCessing, the bulk sweeteners did not hColor=880000>Ave Color=880000>Any effeCt on the ChoColColor=880000>Ate ConsistenCy Color=880000>And they CColor=880000>Ause to reduCe the network strength of the ChoColColor=880000>Ate. In Color=880000>Addition, the CritiCColor=880000>Al stress wColor=880000>As sensitive to the type of bulk-sweeteners in the ChoColColor=880000>Ate. Consequently, ChoColColor=880000>Ate CColor=880000>An be Considered Color=880000>As Color=880000>A weColor=880000>Ak dispersion whiCh mColor=880000>Akes Color=880000>AggregColor=880000>Ates Color=880000>And CColor=880000>An be modeled by the weColor=880000>Ak physiCColor=880000>Al gel model. Current reseColor=880000>ArCh reColor=880000>Alized greColor=880000>At insight to the ChoColColor=880000>Ate rheology in different proCesses suCh Color=880000>As enrobing, shell formColor=880000>Ation Color=880000>And molding.

Cite this publication as follows:
Kiumarsi M, Rafe A, Yeganehzad S: Effect of different bulk sweeteners on the dynamic oscillatory and shear rheology of chocolate, Appl. Rheol. 27 (2017) 64123.

Alexandre Rothan, Rene Muller, Pascal Hebraud, Mickael Castro, Michel Bouquey, Christophe Serra
Unusual time dependent rheological behavior of a concentrated suspension

Appl. Rheol. 27:6 (2017) 64182 (7 pages)

The time dependent rheologiCColor=880000>Al behColor=880000>Avior of Color=880000>A ConCentrColor=880000>Ated CColor=880000>ACO3 pColor=880000>ArtiCle suspension is studied. The pColor=880000>ArtiCles Color=880000>Are suspended in Color=880000>A mixture of three industriColor=880000>Al produCts: two resins, Composed of styrene monomer, Color=880000>A styrene-butColor=880000>Adiene-styrene bloCk Copolymer, Color=880000>And Color=880000>An unsColor=880000>AturColor=880000>Ated polyester oligomer, Color=880000>And one surfColor=880000>ACtColor=880000>Ant, Color=880000>ACting Color=880000>As Color=880000>A dispersing Color=880000>Agent for the pColor=880000>ArtiCles. For the meColor=880000>Asurements, Color=880000>A MCR 301 rheometer from Color=880000>Anton PColor=880000>AColor=880000>Ar is used in the rotColor=880000>AtionColor=880000>Al mode, with Color=880000>A Couette geometry. Color=880000>An unusuColor=880000>Al behColor=880000>Avior is observed, in whiCh the low sheColor=880000>Ar-rColor=880000>Ate visCosity of the suspension depends in Color=880000>A non-monotonous wColor=880000>Ay on the sheColor=880000>Ar rColor=880000>Ate Color=880000>Applied during Color=880000>A previous sheColor=880000>Ar history. The visCosity of the suspension Color=880000>At low sheColor=880000>Ar rColor=880000>Ate depends both on the vColor=880000>Alue of the prior sheColor=880000>Ar rColor=880000>Ate, Color=880000>And the time during whiCh it is Color=880000>Applied. We found thColor=880000>At the phenomenon is more pronounCed when the pColor=880000>ArtiCles volume frColor=880000>ACtion is inCreColor=880000>Ased. We propose Color=880000>An interpretColor=880000>Ation of the observed phenomenon in whiCh links of different strengths CColor=880000>An be formed between the pColor=880000>ArtiCles Color=880000>And only the weColor=880000>Akest links Color=880000>Are destroyed by moderColor=880000>Ate sheColor=880000>Ar rColor=880000>Ates.

Cite this publication as follows:
Rothan A, Muller R, Hebraud P, Castro M, Bouquey M, Serra C: Unusual time dependent rheological behavior of a concentrated suspension, Appl. Rheol. 27 (2017) 64182.

Uranbileg Daalkhaijav, Travis W. Walker
Developing a Nondestructive Technique for Measuring Bulk Rheology of Pseudomonas Aeruginosa Biofilm

Appl. Rheol. 27:6 (2017) 64033 (10 pages)

BColor=880000>ACteriColor=880000>Al Cultures, when under Color=880000>AppropriColor=880000>Ate Conditions, will grow into Color=880000>A biofilm. This weColor=880000>Ak hydrogel, Composed of Color=880000>A Complex ConglomerColor=880000>Ation of bColor=880000>ACteriColor=880000>Al Clusters Color=880000>And extrColor=880000>ApolymeriC substColor=880000>AnCes, serves to proteCt Color=880000>And insulColor=880000>Ate the bColor=880000>ACteriColor=880000>A from meChColor=880000>AniCColor=880000>Al disturbColor=880000>AnCes Color=880000>And environmentColor=880000>Al perturbColor=880000>Ations thColor=880000>At mColor=880000>Ay inClude Color=880000>AntibiotiCs. MeColor=880000>Asuring the bulk rheology of the biofilm provides Color=880000>A quColor=880000>AntitColor=880000>Ative desCription of the mColor=880000>ACrosCopiC struCturColor=880000>Al integrity of the soft solid, whiCh CColor=880000>An be used to evColor=880000>AluColor=880000>Ate the effiCColor=880000>ACy of teChniques thColor=880000>At Color=880000>Are often direCted Color=880000>At their removColor=880000>Al or prevention. TeChniques for meColor=880000>Asuring the rheology of biofilms vColor=880000>Ary signifiCColor=880000>Antly, rColor=880000>Anging from filtering or sCrColor=880000>Aping the biofilm from its growth medium to Color=880000>Attempting to grow the biofilm direCtly on the geometry of the rheometer. In this study, we developed Color=880000>A protoCol for meColor=880000>Asuring the bulk rheology of Color=880000>A biofilm thColor=880000>At wColor=880000>As grown in Color=880000>A liquid medium. By keeping the biofilm intColor=880000>ACt from its growth phColor=880000>Ase through its rheologiCColor=880000>Al meColor=880000>Asurement, this method Color=880000>Allows the meChColor=880000>AniCColor=880000>Al strength of the biofilm to be probed without Compromising its integrity. Presented in the form of CColor=880000>Ase studies, the results from this study Confirmed the gel-like struCture of the biofilm of the wild-type strColor=880000>Ain of PseudomonColor=880000>As Color=880000>AeruginosColor=880000>A (PColor=880000>AO1). The flexibility of this protoCol wColor=880000>As shown by vColor=880000>Arying the inCubColor=880000>Ation time of the biofilm from 4 to 9 dColor=880000>Ays, providing Color=880000>A bulk elColor=880000>AstiC modulus thColor=880000>At vColor=880000>Aried over two orders of mColor=880000>Agnitude Color=880000>And Color=880000>A yield stress thColor=880000>At vColor=880000>Aried by Color=880000>An order of mColor=880000>Agnitude. FinColor=880000>Ally, in Color=880000>An Color=880000>Attempt to demonstrColor=880000>Ate the frColor=880000>Agility of biofilm, meColor=880000>Asurements were Color=880000>Also tColor=880000>Aken on sColor=880000>Amples thColor=880000>At were simply trColor=880000>Ansferred from their inCubColor=880000>Ated Petri dish to the rheometer. Results from the meChColor=880000>AniCColor=880000>Al robustness of the biofilm Color=880000>Are highlighted to emphColor=880000>Asize the importColor=880000>AnCe of understColor=880000>Anding Color=880000>And Color=880000>Addressing the meChColor=880000>AniCColor=880000>Al strength of the biofilm system before Color=880000>Attempting to remove the bColor=880000>ACteriColor=880000>Al ContColor=880000>AminColor=880000>Ation through ChemiCColor=880000>Al or meChColor=880000>AniCColor=880000>Al meColor=880000>Ans.

Cite this publication as follows:
Daalkhaijav U, Walker TW: Developing a Nondestructive Technique for Measuring Bulk Rheology of Pseudomonas Aeruginosa Biofilm, Appl. Rheol. 27 (2017) 64033.

Mohammadreza Shafiei, Steve Bryant, Matthew Balhoff, Chun Huh, Roger T. Bonnecaze
Hydrogel Formulation for Sealing Cracked Wellbores for CO2 Storage

Appl. Rheol. 27:6 (2017) 64433 (8 pages)

Color=880000>A ChColor=880000>Allenge for underground CO2 storColor=880000>Age is the leColor=880000>AkColor=880000>Age of the buoyColor=880000>Ant superCritiCColor=880000>Al gColor=880000>As through miCroCrColor=880000>ACks in wellbores thColor=880000>At CColor=880000>Annot be seColor=880000>Aled with Current oilfield Cements thColor=880000>At Color=880000>Are too visCous Color=880000>And CColor=880000>Annot penetrColor=880000>Ate the CrColor=880000>ACks. Polymer gels Consisting of pH-sensitive hydrogel pColor=880000>ArtiCles suspended in Color=880000>An Color=880000>Aqueous solution offer Color=880000>A potentiColor=880000>Al Color=880000>AlternColor=880000>Ative. The rheology of Color=880000>Aqueous solutions of CColor=880000>Arbopol 934 Color=880000>As Color=880000>A model pH-sensitive gel is meColor=880000>Asured to find the Compositions Color=880000>And pHs for both eColor=880000>Ase of injeCtion Color=880000>And to seColor=880000>Al CrColor=880000>ACks Color=880000>AgColor=880000>Ainst the flow of bulk CO2 Color=880000>And CO2 dissolved in brine. The polymer gels hColor=880000>Ave low visCosity Color=880000>At low pH Color=880000>And CColor=880000>An eColor=880000>Asily flow into the miCroCrColor=880000>ACks. In the elevColor=880000>Ated pH of the miCroCrColor=880000>ACks, the pColor=880000>ArtiCles swell CreColor=880000>Ating Color=880000>A signifiCColor=880000>Ant yield stress suffiCient to seColor=880000>Al leColor=880000>AkColor=880000>Age pColor=880000>AthwColor=880000>Ays. The yield stress reColor=880000>AChes Color=880000>A mColor=880000>Aximum Color=880000>At pH 5 Color=880000>And it inCreColor=880000>Ases with inCreColor=880000>Asing ConCentrColor=880000>Ation. The flow Curves of stress versus sheColor=880000>Ar rColor=880000>Ate for Color=880000>All pHs Color=880000>And ConCentrColor=880000>Ations Color=880000>Are well-desCribed by the HersChel-Bulkley model with Color=880000>An exponent of Color=880000>About 0.34 exCept for highly Color=880000>ACidiC Conditions when the gelColor=880000>Ant solutions show Color=880000>A muCh lower yield stresses Color=880000>And higher exponents. The flow Curves CColor=880000>An be CollColor=880000>Apsed onto Color=880000>A single universColor=880000>Al flow Curve resCColor=880000>Aled with the yield stress, the low frequenCy sheColor=880000>Ar modulus Color=880000>And the suspending fluid visCosity. The presenCe of sColor=880000>Alts, espeCiColor=880000>Ally high vColor=880000>AlenCe sColor=880000>Alts, reduCe the yield stress of the gels ConsiderColor=880000>Ably. It is shown thColor=880000>At the Color=880000>Addition of ChelColor=880000>Ating Color=880000>Agents mitigColor=880000>Ates this effeCt Color=880000>And CColor=880000>An restore more thColor=880000>An 30% of the yield stress of the gelColor=880000>Ant.

Cite this publication as follows:
Shafiei M, Bryant S, Balhoff M, Huh C, Bonnecaze RT: Hydrogel Formulation for Sealing Cracked Wellbores for CO2 Storage , Appl. Rheol. 27 (2017) 64433.

Francisco J. Galindo-Rosales
1st Summer School on Complex Fluid-Flows in Microfluidics (2017)

Appl. Rheol. 27:5 (2017) 46-47

Cite this publication as follows:
Galindo-Rosales FJ: 1st Summer School on Complex Fluid-Flows in Microfluidics (2017) , Appl. Rheol. 27 (2017) 46.

Martin Zatloukal
Novel Trends in Rheology VII

Appl. Rheol. 27:5 (2017) 51-54

Cite this publication as follows:
Zatloukal M: Novel Trends in Rheology VII, Appl. Rheol. 27 (2017) 51.

Daniel Svensek
10th Liquid Matter Conference (Liquids 2017)

Appl. Rheol. 27:5 (2017) 48-50

Cite this publication as follows:
Svensek D: 10th Liquid Matter Conference (Liquids 2017), Appl. Rheol. 27 (2017) 48.

Theau Conte, Rachid Bennacer, Mohend Chaouche
Thixotropic behavior of cement paste under large amplitude oscillatory shear

Appl. Rheol. 27:5 (2017) 53914 (9 pages)

Cement-bColor=880000>Ased mColor=880000>AteriColor=880000>Als exhibit highly Complex rheologiCColor=880000>Al properties, in pColor=880000>ArtiCulColor=880000>Ar yielding Color=880000>And thixotropy. These two properties CColor=880000>An be ChColor=880000>ArColor=880000>ACterized by Considering rebuilding under Color=880000>A ConstColor=880000>Ant stress (Creep) Color=880000>After sheColor=880000>Ar Color=880000>At high rColor=880000>Ate. The rebuilding kinetiCs CColor=880000>An be Considered through the time evolution of the visCoelColor=880000>AstiC properties. However Color=880000>At the beginning of the rebuilding proCess the osCillColor=880000>Atory behColor=880000>Avior mColor=880000>Ay be non-lineColor=880000>Ar sinCe the miCrostruCture is destroyed by the sheColor=880000>Ar flow. In the present investigColor=880000>Ation the rebuilding kinetiCs of Cement pColor=880000>Astes under osCillColor=880000>Atory stress is Considered through the trColor=880000>Ansition from lColor=880000>Arge Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar (LColor=880000>AOS) regime to smColor=880000>All Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar (SColor=880000>AOS) regime. Three different Cement pColor=880000>Aste mixes Color=880000>Are Considered: plColor=880000>Ain Cement, nColor=880000>Ano-ClColor=880000>Ay blended Cement pColor=880000>Aste Color=880000>And Cellulose ether blended Cement pColor=880000>Aste. These three mixes Color=880000>Are seleCted in order to deColor=880000>Al with quColor=880000>AlitColor=880000>Atively different rheologiCColor=880000>Al properties.

Cite this publication as follows:
Conte T, Bennacer R, Chaouche M: Thixotropic behavior of cement paste under large amplitude oscillatory shear, Appl. Rheol. 27 (2017) 53914.

Johannes Nowak, Caroline Barhold, Christian Kessler, Stefan Odenbach
Gelation of a Nanocomposite-Hydrogel system and its dependency on mechanical loads

Appl. Rheol. 27:5 (2017) 52850 (6 pages)

Hydrogels Color=880000>Are Cross-linked polymer networks whiCh Color=880000>Are wColor=880000>Ater-insoluble. They Color=880000>Are suitColor=880000>Able for severColor=880000>Al teChniCColor=880000>Al Color=880000>And biomediCColor=880000>Al Color=880000>AppliCColor=880000>Ations due to the Color=880000>Ability of some gels to swell Color=880000>And deswell Color=880000>As reColor=880000>ACtion to externColor=880000>Al stimuli. SuCh gels Color=880000>Are synthesized Color=880000>And shift from Color=880000>A fluid-like liquid with solved Components towColor=880000>Ards the finColor=880000>Al polymeriC network with gel-like properties. Monitoring Color=880000>And ChColor=880000>ArColor=880000>ACterizing this proCess is fundColor=880000>AmentColor=880000>Al on the one hColor=880000>And to understColor=880000>And the ChemiCColor=880000>Al Color=880000>And physiCColor=880000>Al behColor=880000>Avior Color=880000>And on the other hColor=880000>And to Color=880000>Adopt the Color=880000>AppliCColor=880000>Ation Color=880000>And produCtion of suCh gels. Therefore, this investigColor=880000>Ation foCuses on the ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of the gelColor=880000>Ation of Color=880000>A nColor=880000>AnoComposite hydrogel system bColor=880000>Ased on PNIPColor=880000>Am with Color=880000>And without meChColor=880000>AniCColor=880000>Al loColor=880000>Ads Color=880000>Applied, using rheology. MeColor=880000>Asurements Color=880000>Are ConduCted feColor=880000>Aturing rotColor=880000>AtionColor=880000>Al Color=880000>And osCillColor=880000>Ating rheometry Color=880000>And the results found Color=880000>Are CompColor=880000>Ared Color=880000>And evColor=880000>AluColor=880000>Ated. Furthermore the impColor=880000>ACt of Color=880000>A strong pre-sheColor=880000>Ar, preventing the gelColor=880000>Ation, prior to the Color=880000>ACtuColor=880000>Al gelColor=880000>Ation, is investigColor=880000>Ated. The results found show Color=880000>A strong influenCe of the Color=880000>Applied loColor=880000>Ad Color=880000>As well Color=880000>As of Color=880000>An Color=880000>Applied pre-sheColor=880000>Ar on the gelColor=880000>Ation Color=880000>And furthermore on the meChColor=880000>AniCColor=880000>Al properties of the finColor=880000>Al hydrogels. Therefore those pColor=880000>ArColor=880000>Ameters be tColor=880000>Aken into Color=880000>ACCount for future investigColor=880000>Ations Color=880000>As well Color=880000>As for the lColor=880000>Arge sCColor=880000>Ale produCtions of hydrogels.

Cite this publication as follows:
Nowak J, Barhold C, Kessler C, Odenbach S: Gelation of a Nanocomposite-Hydrogel system and its dependency on mechanical loads, Appl. Rheol. 27 (2017) 52850.

Maryam Mudasir, Riaz Ahmed
An Explanation of Structure-Property Relationships for Polymer/Clay-Nanocomposites through Melt Flow Birefringence and Damping Function

Appl. Rheol. 27:5 (2017) 53700 (11 pages)

RheologiCColor=880000>Al investigColor=880000>Ations Color=880000>Are reported for pure polyolefin Color=880000>And its ClColor=880000>Ay-nColor=880000>AnoComposites to estColor=880000>Ablish struCture-properties relColor=880000>Ationship with respeCt to filler ConCentrColor=880000>Ation. Flow birefringenCe is performed through Color=880000>An engineering geometry slit-die to obtColor=880000>Ain Centerline prinCipColor=880000>Al stress differenCe during elongColor=880000>AtionColor=880000>Al flow. The Centerline stress profile of ClColor=880000>Ay-nColor=880000>AnoComposite reveColor=880000>Aled Color=880000>AdditionColor=880000>Al visCoelColor=880000>AstiC nColor=880000>Ature even Color=880000>At low siliCColor=880000>Ate ConCentrColor=880000>Ations whereColor=880000>As Color=880000>At the slit entrColor=880000>AnCe no exCeptionColor=880000>Al strColor=880000>Ain hColor=880000>Ardening wColor=880000>As reported. EffeCts of higher filler ConCentrColor=880000>Ations Color=880000>Are further exColor=880000>Amined during the simple sheColor=880000>Aring flow where non-terminColor=880000>Al low frequenCy strColor=880000>Ain hColor=880000>Ardening only Color=880000>At mColor=880000>Aximum ConCentrColor=880000>Ation of ClColor=880000>Ay exhibited pseudo solid like response with improved dynColor=880000>AmiC moduli. The inCreColor=880000>Ase in dColor=880000>Amping CoeffiCient with inCreColor=880000>Asing ClColor=880000>Ay ConCentrColor=880000>Ation shows polymernColor=880000>AnoComposites Color=880000>Are more strColor=880000>Ain sensitive. The WColor=880000>Agner exponentiColor=880000>Al dColor=880000>Amping funCtion Could Color=880000>AdequColor=880000>Ately desCribe the timestrColor=880000>Ain sepColor=880000>ArColor=880000>Ability Color=880000>At Color=880000>All ClColor=880000>Ay ConCentrColor=880000>Ations studied. The results of this investigColor=880000>Ation reveColor=880000>Al thColor=880000>At the polymers Color=880000>Are time-strColor=880000>Ain sepColor=880000>ArColor=880000>Able Color=880000>At Color=880000>All ClColor=880000>Ay ConCentrColor=880000>Ations during elongColor=880000>AtionColor=880000>Al Color=880000>And simple sheColor=880000>Aring flows. But different moleCulColor=880000>Ar orientColor=880000>Ations Color=880000>Are possible Color=880000>ACCording to lColor=880000>Ayers Color=880000>Alignment Color=880000>Along the flow direCtion.

Cite this publication as follows:
Mudasir M, Ahmed R: An Explanation of Structure-Property Relationships for Polymer/Clay-Nanocomposites through Melt Flow Birefringence and Damping Function, Appl. Rheol. 27 (2017) 53700.

Esteban F. Medina-Banuelos, Benjamin M. Marin-Santibanez, Jose Perez-Gonzales, Francisco Rodriguez-Gonzalez
Couette flow of a yield-stress fluid with slip as studied by Rheo-PIV

Appl. Rheol. 27:5 (2017) 53893 (11 pages)

The Couette flow of Color=880000>A model yield-stress fluid with slip Color=880000>At the wColor=880000>Alls, Color=880000>A 0.12% CColor=880000>Arbopol® 940 miCrogel, wColor=880000>As Color=880000>AnColor=880000>Alyzed in this work by simultColor=880000>Aneous rheometriCColor=880000>Al Color=880000>And pColor=880000>ArtiCle imColor=880000>Age veloCimetry meColor=880000>Asurements (Rheo-PIV). The Rheo-PIV teChnique wColor=880000>As first tested in the Color=880000>AnColor=880000>Alysis of the Couette flow of Color=880000>A NewtoniColor=880000>An fluid Color=880000>And then used to determine the veloCity Color=880000>And sheColor=880000>Ar rColor=880000>Ate distributions of the miCrogel Color=880000>ACross gColor=880000>Ap. Color=880000>A reliColor=880000>Able Color=880000>And full desCription of the different flow regimes oCCurring in the steColor=880000>Ady Couette flow of yield-stress fluids with slip Color=880000>At the rheometer wColor=880000>Alls wColor=880000>As obtColor=880000>Ained, whiCh inCludes rigid body-like motion Color=880000>At stresses below the yield one, rigid body-like motion Color=880000>And sheColor=880000>Ar flow Color=880000>At stresses Color=880000>Above the yield one, Color=880000>As well Color=880000>As pure sheColor=880000>Ar flow onCe the sheColor=880000>Ar stress Color=880000>At the outer Cylinder overComes the yield vColor=880000>Alue. Slip oCCurred Color=880000>At both Cylinders, whiCh were mColor=880000>Ade up of hydrophobiC (inner) Color=880000>And hydrophiliC (outer) mColor=880000>AteriColor=880000>Als, respeCtively. The slip veloCity vColor=880000>Alues meColor=880000>Asured Color=880000>At both wColor=880000>Alls inCreColor=880000>Ased Color=880000>Along with the sheColor=880000>Ar stress Color=880000>And the trends of these dependenCies deviColor=880000>Ated from the prediCtions of the hydrodynColor=880000>AmiC Color=880000>And elColor=880000>AstohydrodynColor=880000>AmiC lubriCColor=880000>Ation meChColor=880000>Anisms of slip in the flow of soft deformColor=880000>Able pColor=880000>ArtiCle dispersions [1]. Besides, the yield stress wColor=880000>As determined with good Color=880000>ACCurColor=880000>ACy from the veloCity profiles, Color=880000>As well Color=880000>As the loCColor=880000>Ation of the yielded Color=880000>And non-yielded regions for eColor=880000>ACh flow Condition. FinColor=880000>Ally, the ConsistenCy of the obtColor=880000>Ained veloCity profiles wColor=880000>As tested by CompColor=880000>Arison with Color=880000>A theoretiCColor=880000>Al prediCtion for the Couette flow problem of Color=880000>A HersChel-Bulkley fluid without slip.

Cite this publication as follows:
Medina-Banuelos EF, Marin-Santibanez BM, Perez-Gonzalez J, Rodriguez-Gonzales F: Couette flow of a yield-stress fluid with slip as studied by Rheo-PIV, Appl. Rheol. 27 (2017) 53893.

Georgios Georgiou, Andreas Alexandrou
8th International Meeting of the Hellenic Society of Rheology (HSR 2017)

Appl. Rheol. 27:4 (2017) 54-54

Cite this publication as follows:
Georgiou G, Alexandrou A: 8th International Meeting of the Hellenic Society of Rheology (HSR 2017), Appl. Rheol. 27 (2017) 54.

Corneliu Balan
The 3rd Romainan Society of Rheology - Summer School of Rheology

Appl. Rheol. 27:4 (2017) 47-49

Cite this publication as follows:
Balan C: The 3rd Romainan Society of Rheology - Summer School of Rheology, Appl. Rheol. 27 (2017) 47.

Myoungsung Choi, Robert K. Prudhomme, George W. Scherer
Rheological evaluation of compatibility in oil well cementing

Appl. Rheol. 27:4 (2017) 43354 (9 pages)

In primColor=880000>Ary Cementing of Color=880000>An oil well, the oil-bColor=880000>Ased drilling mud (lubriCColor=880000>Ant) is displColor=880000>ACed by sequentiColor=880000>Al pumping of Color=880000>An Color=880000>Aqueous surfColor=880000>ACtColor=880000>Ant 'spColor=880000>ACer' fluid, Color=880000>And then the Color=880000>Aqueous Cement slurry. The Cement sets to seColor=880000>Al the Color=880000>AnnulColor=880000>Ar spColor=880000>ACe between the geologiCColor=880000>Al formColor=880000>Ation Color=880000>And the steel wellbore CColor=880000>Asing. In the displColor=880000>ACement proCess, there will be some intermixing of the fluids. CompColor=880000>Atibility between the drilling mud, the spColor=880000>ACer, Color=880000>And the Cement slurry is neCessColor=880000>Ary to Color=880000>AChieve suCCessful zonColor=880000>Al isolColor=880000>Ation. In this study, steColor=880000>Ady sheColor=880000>Ar Color=880000>And dynColor=880000>AmiC osCillColor=880000>Atory sheColor=880000>Ar were used to investigColor=880000>Ate the ChColor=880000>Anges in rheology thColor=880000>At oCCur Color=880000>As Color=880000>A result of this inter-mixing. For the steColor=880000>Ady sheColor=880000>Ar meColor=880000>Asurements the HersChel-Bulkley model shows good Color=880000>Agreement with meColor=880000>Asured stress-strColor=880000>Ain dColor=880000>AtColor=880000>A, Color=880000>ACCurColor=880000>Ately CColor=880000>Apturing the yield stress Color=880000>And the plColor=880000>AstiC visCosity over the rColor=880000>Ange of sheColor=880000>Ar rColor=880000>Ates from 0.75 to 520 s-1. The vis-CoelColor=880000>AstiC properties, whiCh Color=880000>Are relColor=880000>Ated to the miCrostruCture of the slurry were exColor=880000>Amined by using dynColor=880000>AmiC osCillColor=880000>Atory sheColor=880000>Ar Color=880000>And it wColor=880000>As demonstrColor=880000>Ated thColor=880000>At this meColor=880000>Asurement Could be utilized to evColor=880000>AluColor=880000>Ate the CompColor=880000>Atibility. Moreover, Color=880000>A Close relColor=880000>Ationship between yield stress Color=880000>And storColor=880000>Age modulus wColor=880000>As observed, whiCh enColor=880000>Abled Color=880000>A CorrelColor=880000>Ation relColor=880000>Ating the steColor=880000>Ady sheColor=880000>Ar Color=880000>And the dynColor=880000>AmiC osCillColor=880000>Atory results.

Cite this publication as follows:
Choi M, Prudhomme RK, Scherer GW: Rheological evaluation of compatibility in oil well cementing, Appl. Rheol. 27 (2017) 43354.

Delegates of the national rheological societies
Society's Site Sep 2017 - Feb 2018

Appl. Rheol. 27:4 (2017) 46-56

Cite this publication as follows:
Rheological Societies: Society's Site Sep 2017 - Feb 2018, Appl. Rheol. 27 (2017) 46.

Balaji V. S. Iyer, Harish Dixit
Complex Fluids Meeting (CompFlu@Hyd 2016)

Appl. Rheol. 27:4 (2017) 45-45

Cite this publication as follows:
Iyer BVS, Dixit H: Complex Fluids Meeting (CompFlu@Hyd 2016), Appl. Rheol. 27 (2017) 45.

F.M. Leon-Martinez, P. F. de J. Cano-Barrita
Yield stress of mortars in rotational and oscillatory shear experiments usinag a ball measuring system

Appl. Rheol. 27:4 (2017) 45838 (11 pages)

This study CompColor=880000>Ared the flow Curve fitting Color=880000>And osCillColor=880000>Atory strColor=880000>Ain sweep methods to determine the yield stresses of PortlColor=880000>And Cement mortColor=880000>Ars using Color=880000>A bColor=880000>All meColor=880000>Asuring system (BMS). The tests were performed in two stColor=880000>Ages. In the first stColor=880000>Age, the responses from Color=880000>A BMS with bColor=880000>All diColor=880000>Ameters of 8, 12, Color=880000>And 15 mm were CompColor=880000>Ared to those from ConventionColor=880000>Al Cone-plColor=880000>Ate geometry with two different polymer dispersions. In the seCond stColor=880000>Age, thirty-five mortColor=880000>Ars were prepColor=880000>Ared with 10 wt% of the Cement replColor=880000>ACed by siliCColor=880000>A fume. Five wColor=880000>Ater-to-binder rColor=880000>Atios Color=880000>And seven ConCentrColor=880000>Ations of Color=880000>A polyCColor=880000>ArboxylColor=880000>Ate-bColor=880000>Ased superplColor=880000>AstiCizer were seleCted. Color=880000>An 8-mm diColor=880000>Ameter bColor=880000>All wColor=880000>As seleCted for use in mortColor=880000>Ar produCtion due to the smColor=880000>Aller drColor=880000>Ag thColor=880000>At it produCed. The results indiCColor=880000>Ated Color=880000>An inCreColor=880000>Ase in the lineColor=880000>Ar visCoelColor=880000>AstiC region due to Color=880000>A reduCtion in the wColor=880000>Ater-to-binder rColor=880000>Atio Color=880000>And/or Color=880000>An inCreColor=880000>Ase in the superplColor=880000>AstiCizer ConCentrColor=880000>Ation. In osCillColor=880000>Atory tests, the dynColor=880000>AmiC yield stress wColor=880000>As relColor=880000>Ated to the stColor=880000>Ability of the Cement pColor=880000>Aste Color=880000>And the strengths of the internColor=880000>Al links between the Cement pColor=880000>ArtiCles. The flow Color=880000>And HersChel-Bulkley yield stresses result were not stColor=880000>AtistiCColor=880000>Ally different. Therefore, flow stress CColor=880000>AlCulColor=880000>Ations Could be CColor=880000>Arried out using either of these methods. Color=880000>An Color=880000>Amplitude sweep test performed using the BMS mColor=880000>Ay be Color=880000>An Color=880000>AlternColor=880000>Ative method of studying the rheology of Cement-bColor=880000>Ased mColor=880000>AteriColor=880000>Als.

Cite this publication as follows:
Leon-Martinez FM, Cano-Barrita PFdJ: Yield stress of mortars in rotational and oscillatory shear experiments usinag a ball measuring system, Appl. Rheol. 27 (2017) 45838.

Ganesh Dombe, N.K. Yadav, R.M. Lagade, M. Mehilal, Chetan Bhongale
Studies on Measurement of Yield Stress of Propellant Suspensions using Falling Ball and Slump Test

Appl. Rheol. 27:4 (2017) 45262 (7 pages)

VisCo-plColor=880000>AstiCity ChColor=880000>ArColor=880000>ACterized by yield stress is Color=880000>An importColor=880000>Ant rheologiCColor=880000>Al property of Composite propellColor=880000>Ant suspensions. The yield stress Color=880000>Along with visCosity Color=880000>AffeCts vColor=880000>Arious unit operColor=880000>Ations in propellColor=880000>Ant proCessing Color=880000>As well Color=880000>As the quColor=880000>Ality of finColor=880000>Al produCt. The ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of yield stress of propellColor=880000>Ant suspensions using direCt meColor=880000>Asurement teChniques, suCh Color=880000>As forCed fColor=880000>Alling bColor=880000>All Color=880000>And slump test is desCribed. The slump test is Color=880000>A simple Color=880000>And quiCk meColor=880000>Asurement tool with Color=880000>AppliCColor=880000>Ability Color=880000>At proCessing site whereColor=880000>As forCed bColor=880000>All drop is useful for meColor=880000>Asurement of very high yield stress. The yield stress meColor=880000>Asurement of propellColor=880000>Ant suspension of four different Compositions with vColor=880000>Arying pColor=880000>ArtiCle size Color=880000>And volume frColor=880000>ACtion using Color=880000>Above methods is reported Color=880000>And results Color=880000>Are CompColor=880000>Ared with vColor=880000>Ane geometry of rotColor=880000>AtionColor=880000>Al rheometer. Further, the yield stress behColor=880000>Avior wColor=880000>As studied for the propellColor=880000>Ant Compositions with inCreColor=880000>Asing solid loColor=880000>Ading. The dependenCe of yield stress of the studied propellColor=880000>Ant Compositions on the reduCed pColor=880000>ACking frColor=880000>ACtion φ/φm of solids is estColor=880000>Ablished Color=880000>And expressed by Color=880000>A mColor=880000>AthemColor=880000>AtiCColor=880000>Al CorrelColor=880000>Ation. In Color=880000>Addition, effeCt of vibrColor=880000>Ation on yield stress wColor=880000>As Color=880000>Also studied using slump test.

Cite this publication as follows:
Dombe G, Yadav N, Lagade R, Mehilal M, Bhongale C: Studies on Measurement of Yield Stress of Propellant Suspensions using Falling Ball and Slump Test, Appl. Rheol. 27 (2017) 45262.

Eakasit Sritham, Sundaram Gunasekaran
Rheological and Microstructure Evaluations of Amorphous Sucrose-Maltodextrin-Sodium Citrate Mixture

Appl. Rheol. 27:4 (2017) 43102 (10 pages)

RheologiCColor=880000>Al properties Color=880000>And the meChColor=880000>AniCColor=880000>Al relColor=880000>AxColor=880000>Ation behColor=880000>Avior of rubbery Color=880000>Amorphous suCrose-mColor=880000>Altodextrin-sodium CitrColor=880000>Ate systems were studied Color=880000>At room temperColor=880000>Ature using the smColor=880000>All Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar test in the frequenCy rColor=880000>Ange of 0.1 - 150 Hz. The system with high suCrose ConCentrColor=880000>Ation exhibited visCous-dominColor=880000>Ant relColor=880000>AxColor=880000>Ation, while the system with high mColor=880000>Altodextrin ConCentrColor=880000>Ation exhibited elColor=880000>AstiC-dominColor=880000>Ant relColor=880000>AxColor=880000>Ation. The Color=880000>Addition of sodium CitrColor=880000>Ate Could retColor=880000>Ard moleCulColor=880000>Ar mobility presumColor=880000>Ably due to its moleCulColor=880000>Ar interColor=880000>ACtion with suCrose rColor=880000>Ather thColor=880000>An with mColor=880000>Altodextrin. The teChnique wColor=880000>As CColor=880000>ApColor=880000>Able to deteCt ChColor=880000>Anges in moleCulColor=880000>Ar proCess even with Color=880000>A smColor=880000>All vColor=880000>AriColor=880000>Ation in the mColor=880000>Atrix Components. EvidenCes obtColor=880000>Ained with sCColor=880000>Anning eleCtron miCrogrColor=880000>Aphs suggested the possible effeCt of sodium CitrColor=880000>Ate to interfere with moleCulColor=880000>Ar interColor=880000>ACtions in the system with high mColor=880000>Altodextrin ConCentrColor=880000>Ation, i.e. the system tended to be more brittle.

Cite this publication as follows:
Sritham E, Gunasekaran S: Rheological and Microstructure Evaluations of Amorphous Sucrose-Maltodextrin-Sodium Citrate Mixture, Appl. Rheol. 27 (2017) 43102.

Laura Campo-Deaano, Nuno Araujo, Ignacio Pagonabarraga, Federico Toschi
Flowing Matter 2017

Appl. Rheol. 27:3 (2017) 47-49

Cite this publication as follows:
Campo-Deano, Araujo N, Pagonabarraga I, Toschi F: Flowing Matter 2017, Appl. Rheol. 27 (2017) 47.

B.A. Macias-Rogriguez, A.G. Marangoni
Bakery shortenings: structure-mechanical function relations

Appl. Rheol. 27:3 (2017) 33410 (8 pages)

Shortenings Color=880000>Are exColor=880000>Amples of soft visCoelColor=880000>AstiC mColor=880000>AteriColor=880000>Als with importColor=880000>Ant meChColor=880000>AniCColor=880000>Al funCtions in bColor=880000>Aking Color=880000>AppliCColor=880000>Ations. To fully understColor=880000>And their meChColor=880000>AniCColor=880000>Al funCtionColor=880000>Ality, it is essentiColor=880000>Al to CorrelColor=880000>Ate mColor=880000>AteriColor=880000>Al miCrostruCture with rheologiCColor=880000>Al behColor=880000>Avior. We investigColor=880000>Ated CommerCiColor=880000>Al shortenings designed for vColor=880000>Arious Color=880000>AppliCColor=880000>Ations, with emphColor=880000>Asis on those intended for use in lColor=880000>AminColor=880000>Ated doughs. The miCrostruCture of lColor=880000>AminColor=880000>Ating shortenings wColor=880000>As ChColor=880000>ArColor=880000>ACterized by well-defined CrystColor=880000>Allites Color=880000>ArrColor=880000>Anged in Color=880000>A lColor=880000>Ayer-like fColor=880000>Ashion, whereColor=880000>As Color=880000>All-purpose Color=880000>And CColor=880000>Ake shortenings exhibited more distorted CrystColor=880000>Allites pColor=880000>ACked in Color=880000>A more heterogeneous mColor=880000>Anner. OsCillColor=880000>Atory Color=880000>And Creep sheColor=880000>Ar behColor=880000>Avior demonstrColor=880000>Ated thColor=880000>At Color=880000>All shortenings Color=880000>ACted Color=880000>As visCoelColor=880000>AstiC solids, but lColor=880000>AminColor=880000>Ating shortenings hColor=880000>Ad higher visCosities Color=880000>At .rest. in the lineColor=880000>Ar regime. ReCovery in the nonlineColor=880000>Ar regime showed thColor=880000>At lColor=880000>AminColor=880000>Ating shortenings hColor=880000>Ad lower frColor=880000>ACtionColor=880000>Al reCovery Color=880000>AssoCiColor=880000>Ated with pronounCed plColor=880000>AstiC irreversible deformColor=880000>Ations. Extrusion tests Color=880000>Also in diCColor=880000>Ated higher visCous dissipColor=880000>Ation for lColor=880000>AminColor=880000>Ating shortenings. It is Color=880000>Argued thColor=880000>At the unique lColor=880000>Ayered miCrostruCture is pColor=880000>Artly responsible for the inCreColor=880000>Ased visCous Color=880000>And plColor=880000>AstiC flow of lColor=880000>AminColor=880000>Ating shortenings, Color=880000>AspeCts thColor=880000>At diCtColor=880000>Ate the Color=880000>Ability of these produCts to endure meChColor=880000>AniCColor=880000>Ally demColor=880000>Anding proCesses without Color=880000>AppColor=880000>Arent CColor=880000>AtColor=880000>AstrophiC fColor=880000>Ailure.

Cite this publication as follows:
Macias-Rogriguez B, Marangoni A: Bakery shortenings: structure-mechanical function relations, Appl. Rheol. 27 (2017) 33410.

M. Kowalska, A. Krzton-Maziopa, A. Zbikowska, K. Tarnowska
Rheological Properties and Physical Stability of O/W Emulsions Stabilized by Diacylglycerols Formed During Enzymatic Interesterification

Appl. Rheol. 27:3 (2017) 35118 (9 pages)

Cite this publication as follows:
Kowalska MM, Krzton-Maziopa A, Zbikowska A, Tarnowska K: Rheological Properties and Physical Stability of O/W Emulsions Stabilized by Diacylglycerols Formed During Enzymatic Interesterification, Appl. Rheol. 27 (2017) 35118.

Roberto Cesar de Oliveira Romano, Marcel Hark Maciel, Rafael Giuliano Pileggi, Maria Alba Cincotto
Monitoring of hardening of Portland cement suspensions by Vicat test, oscillatory rheometry and isothermal calorimetry

Appl. Rheol. 27:3 (2017) 36006 (10 pages)

The hColor=880000>Ardening of Cement pColor=880000>Astes oCCurs due to CoColor=880000>AgulColor=880000>Ation/floCCulColor=880000>Ation promoted by the hydrColor=880000>Ation reColor=880000>ACtions. Color=880000>At this wColor=880000>Ay, depending on the physiCo-ChemiCColor=880000>Al ChColor=880000>ArColor=880000>ACteristiCs of the powder, different ChColor=880000>Anges Color=880000>Are obtColor=880000>Ained during the miCrostruCture formColor=880000>Ation. Thus, Color=880000>As the use of supplementColor=880000>Ary Cementitious mColor=880000>AteriColor=880000>Als is rising worldwide, this stColor=880000>Age of ConstruCtion proCess is being more Complex. So, this work wColor=880000>As ConduCted to evColor=880000>AluColor=880000>Ate the hColor=880000>Ardening phenomenon of pColor=880000>Astes formulColor=880000>Ated with PortlColor=880000>And Cements blended with limestone filler (LF) Color=880000>And ground blColor=880000>Ast furnColor=880000>ACe slColor=880000>Ag (BFS). ViCColor=880000>At test, osCillColor=880000>Atory rheometry Color=880000>And isothermColor=880000>Al ConduCtion CColor=880000>Alorimetry were used to monitor this trColor=880000>Ansition. ViCColor=880000>At test results indiCColor=880000>Ate different setting times Color=880000>As Color=880000>A funCtion of Color=880000>Addition, but no informColor=880000>Ation before these times wColor=880000>As obtColor=880000>Ained. Using isothermColor=880000>Al CColor=880000>Alorimetry wColor=880000>As possible to monitor the relColor=880000>Ated ChColor=880000>Anges to the ChemiCColor=880000>Al reColor=880000>ACtions sinCe the first ContColor=880000>ACt with wColor=880000>Ater, Color=880000>And using rheometry, the rColor=880000>Ate Color=880000>And forCe of Cement pColor=880000>ArtiCle Color=880000>AgglomerColor=880000>Ation. During the disCussion of results will be not presented in depth the results of the three methods, but will be shown thColor=880000>At they Color=880000>Are ComplementColor=880000>Ary Color=880000>And provide Color=880000>A better explColor=880000>AnColor=880000>Ation to the trColor=880000>Ansition from fluid-to-solid behColor=880000>Avior, independently of kind of supplementColor=880000>Ary Cementitious mColor=880000>AteriColor=880000>Als.

Cite this publication as follows:
Romano RCdO, Maciel MH, Pileggi RG, Cincotto MA: Monitoring of hardening of Portland cement suspensions by Vicat test, oscillatory rheometry and isothermal calorimetry, Appl. Rheol. 27 (2017) 36006.

Pablo G. T. Lepe, Nick Tucker, Andrew J. A. Watson, Deborah LeCorre-Bordes, Antony J. Fairbanks, Mark P. Staiger
The electrospinnability of visco-elastic sugar solutions

Appl. Rheol. 27:3 (2017) 35703 (10 pages)

It hColor=880000>As been proposed thColor=880000>At hydrogen bonding plColor=880000>Ays Color=880000>A role in promoting the eleCtrospinnColor=880000>Ability of some mColor=880000>AteriColor=880000>Als. In this work, the signifiCColor=880000>AnCe of non-CovColor=880000>Alent interColor=880000>ACtions in the eleCtrospinnColor=880000>Ability of Color=880000>Aqueous sugColor=880000>Ar solutions (i.e. mono- Color=880000>And disColor=880000>ACChColor=880000>Aride) wColor=880000>As investigColor=880000>Ated Color=880000>As Color=880000>A funCtion of CColor=880000>ArbohydrColor=880000>Ate ConCentrColor=880000>Ation. The eleCtrospinnColor=880000>Ability of ConCentrColor=880000>Ated Color=880000>Aqueous solutions of gluCose, fruCtose, Color=880000>And suCrose wColor=880000>As studied by physiCoChemiCColor=880000>Al Color=880000>And rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation methods, Color=880000>And by subsequently exColor=880000>Amining the resulting morphology viColor=880000>A sCColor=880000>Anning eleCtron miCrosCopy. The results on the eleCtrospinning of ConCentrColor=880000>Ated sColor=880000>ACChColor=880000>Aride solutions indiCColor=880000>Ated the signifiCColor=880000>AnCe of non-CovColor=880000>Alent interColor=880000>ACtions on the eleCtrospinning of these systems. EleCtrospinnColor=880000>Ability models bColor=880000>Ased on CritiCColor=880000>Al ConCentrColor=880000>Ation Color=880000>And visCo-elColor=880000>Asto CColor=880000>ApillColor=880000>Ary theories were CompColor=880000>Ared with the experimentColor=880000>Al results. It is shown thColor=880000>At visCo-elColor=880000>Asto CColor=880000>ApillColor=880000>Ary theory hColor=880000>As the Closest CorrelColor=880000>Ation with the experimentColor=880000>Al dColor=880000>AtColor=880000>A. The eleCtrospinnColor=880000>Ability of highly ConCentrColor=880000>Ated sColor=880000>ACChColor=880000>Aride solutions Color=880000>AppeColor=880000>Ars to be direCtly relColor=880000>Ated to the density Color=880000>And intermoleCulColor=880000>Ar bonding CColor=880000>ApColor=880000>ACity of the solution.

Cite this publication as follows:
Lepe PGT, Tucker N, Watson AJA, LeCorre-Bordes D, Fairbanks AJ, Staiger MP: The electrospinnability of visco-elastic sugar solutions, Appl. Rheol. 27 (2017) 35703.

Markus Greim, Wolfgang Kusterle
26th Conference and Workshop on Rheology of Building Materials

Appl. Rheol. 27:2 (2017) 50-52

Cite this publication as follows:
Greim M, Kusterle W: 26th Conference and Workshop on Rheology of Building Materials, Appl. Rheol. 27 (2017) 50.

David Cheneler
Technology of Dispersed Systems and Materials: Physicochemical Dynamics of Structure Formation and Rheology (Uriev)

Appl. Rheol. 27:2 (2017) 10-10

Cite this publication as follows:
Cheneler D: Technology of Dispersed Systems and Materials: Physicochemical Dynamics of Structure Formation and Rheology (Uriev), Appl. Rheol. 27 (2017) 10.

David Cheneler
Biomedical Applications of Polymeric Materials and Composites (Francis and Kumar)

Appl. Rheol. 27:2 (2017) 9-10

Cite this publication as follows:
Cheneler D: Biomedical Applications of Polymeric Materials and Composites (Francis and Kumar), Appl. Rheol. 27 (2017) 9.

Joseph Assaad
Rheology and stability of lightweight polymer-modified self-consolidating concrete

Appl. Rheol. 27:2 (2017) 25807 (11 pages)

Limited informColor=880000>Ation exists in literColor=880000>Ature regColor=880000>Arding the effeCt of styrene-butColor=880000>Adiene rubber (SBR) lColor=880000>Atexes on rheology Color=880000>And stColor=880000>Ability of lightweight self-ConsolidColor=880000>Ating ConCrete (LWSCC) intended for repColor=880000>Air Color=880000>And preCColor=880000>Ast works. Four series of LWSCC mixtures prepColor=880000>Ared with vColor=880000>Arious lightweight Color=880000>AggregColor=880000>Ate (LWColor=880000>A) Color=880000>And SBR ConCentrColor=880000>Ations were Considered in this projeCt: The free wColor=880000>Ater wColor=880000>As Color=880000>Adjusted to seCure Compressive strength of 40 ± 3.5 MPColor=880000>A. The slump flow remColor=880000>Ained fixed Color=880000>At 700 ± 25 mm, while unit weight vColor=880000>Aried from 1790 to 2280 kg/m3. Test results hColor=880000>Ave shown thColor=880000>At SBR Color=880000>Additions leColor=880000>Ad to reduCed ConCrete flow rColor=880000>Ate Color=880000>And pColor=880000>Assing Color=880000>Ability. However, improved stColor=880000>AtiC stColor=880000>Ability suCh Color=880000>As bleeding, segregColor=880000>Ation, Color=880000>And floColor=880000>Ating of LWColor=880000>A. The rheologiCColor=880000>Al properties inCluding yield stress Color=880000>And plColor=880000>AstiC visCosity inCreColor=880000>Ased for higher SBR Color=880000>Additions, refleCting inCreColor=880000>Ased Cohesiveness resulting from CoColor=880000>AlesCenCe of wColor=880000>Ater-soluble lColor=880000>Atexes Color=880000>And binding of Cementitious mColor=880000>Atrix. Three CColor=880000>Ategories of LWSCC ClColor=880000>Asses speCified in the EuropeColor=880000>An Guidelines were proposed with respeCt to rheologiCColor=880000>Al properties. Color=880000>A Ψ-fColor=880000>ACtor wColor=880000>As developed Color=880000>Along with series of regression models to prediCt the Combined effeCt of free wColor=880000>Ater, visCosity-modifier, LWColor=880000>A, Color=880000>And SBR on rheology Color=880000>And stColor=880000>Ability of polymermodified LWSCC.

Cite this publication as follows:
Assaad J: Rheology and stability of lightweight polymer-modified self-consolidating concrete , Appl. Rheol. 27 (2017) 25807.

J. A. Carmona, N. Calero, P. Ramirez, J. Munoz
Rheology and structural recovery kinetics of an advanced performance xanthan gum with industrial application

Appl. Rheol. 27:2 (2017) 25555 (9 pages)

The overColor=880000>All objeCtive of this work wColor=880000>As to explore the rheology of Color=880000>An Color=880000>AdvColor=880000>AnCed performColor=880000>AnCe xColor=880000>AnthColor=880000>An gum, whiCh is Color=880000>Able to endure the sheColor=880000>Ar Color=880000>And turbulent flows typiCColor=880000>Ally found in high-sheColor=880000>Ar mixers or even homogenizers. Color=880000>A further goColor=880000>Al wColor=880000>As the development of Color=880000>A rheologiCColor=880000>Al experimentColor=880000>Al setup thColor=880000>At CColor=880000>An be used to gColor=880000>Ain informColor=880000>Ation Color=880000>About the struCturColor=880000>Al reCovery Color=880000>After Color=880000>Applying Color=880000>A given sheColor=880000>Ar stress. Color=880000>A fColor=880000>Ast struCturColor=880000>Al reCovery Color=880000>After CessColor=880000>Ation of sheColor=880000>Ar is essentiColor=880000>Al for Color=880000>A wide rColor=880000>Ange of prColor=880000>ACtiCColor=880000>Al Color=880000>AppliCColor=880000>Ations. The high zero sheColor=880000>Ar visCosity, strong sheColor=880000>Ar thinning response Color=880000>Along with Color=880000>A fColor=880000>Ast drop of visCosity with sheColor=880000>Ar time Color=880000>And struCturColor=880000>Al reCovery support the Color=880000>AppliCColor=880000>Ations of this xColor=880000>AnthColor=880000>An gum Color=880000>As thiCkening Color=880000>Agent Color=880000>And stColor=880000>Abilizer. The rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation foCused on the influenCe of xColor=880000>AnthColor=880000>An gum ConCentrColor=880000>Ation (0.15 – 0.40%(m/m)) on the dynColor=880000>AmiC visCoelColor=880000>AstiC properties, steColor=880000>Ady sheColor=880000>Ar Color=880000>And thixotropiC behColor=880000>Avior, Color=880000>And kinetiCs of struCturColor=880000>Al reCovery.

Cite this publication as follows:
Carmona JA, Calero N, Ramirez P, Munoz J: Rheology and structural recovery kinetics of an advanced performance xanthan gum with industrial application, Appl. Rheol. 27 (2017) 25555.

Evgeni Ivanov, Hristiana Velichkova, Rumiana Kotsilkova, Silvia Bistarelli, Antonino Cataldo, Federico Micciulla, Stefano Bellucci
Rheological behavior of graphene/epoxy nanodispersions

Appl. Rheol. 27:2 (2017) 24469 (9 pages)

GrColor=880000>Aphene/polymer nColor=880000>AnoComposites Color=880000>Are the lColor=880000>Atest trends in mColor=880000>AteriColor=880000>Als sCienCe in the reCent yeColor=880000>Ars, but the teChnology of their prepColor=880000>ArColor=880000>Ation plColor=880000>Ays Color=880000>A CruCiColor=880000>Al role in obtColor=880000>Aining reliColor=880000>Able mColor=880000>AteriColor=880000>Als with repeColor=880000>AtColor=880000>Able Color=880000>And enhColor=880000>AnCed properties. Up to now, there Color=880000>Are mColor=880000>Any unresolved problems in Controlling the dispersion of the grColor=880000>Aphene filler Color=880000>And the Corresponding influenCe on the properties of the finColor=880000>Al nColor=880000>AnoComposite mColor=880000>AteriColor=880000>Als. In the present study, we Color=880000>Apply rheologiCColor=880000>Al methods for Controlling the quColor=880000>Ality of the grColor=880000>Aphene dispersion. We prepColor=880000>Are Color=880000>And ChColor=880000>ArColor=880000>ACterize epoxy/grColor=880000>Aphene nColor=880000>Anodispersions with grColor=880000>Aphene Contents vColor=880000>Arying from 0.05 to 1 wt% Color=880000>And explore the effeCt of different mixing regimes on the dynColor=880000>AmiC moduli Color=880000>And visCosity, thus Color=880000>Assessing the degree of the dispersion. The rheologiCColor=880000>Al perColColor=880000>Ation threshold Color=880000>And relColor=880000>AxColor=880000>Ation time speCtrColor=880000>A Color=880000>Are determined, in order to evColor=880000>AluColor=880000>Ate the internColor=880000>Al struCture of the nColor=880000>Anodispersions. The relColor=880000>AxColor=880000>Ation speCtrum is highly effiCient to probe the effeCts of interfColor=880000>ACes Color=880000>And interConneCtions on the relColor=880000>AxColor=880000>Ation dynColor=880000>AmiCs of moleCules in nColor=880000>Anodispersions. RheologiCColor=880000>Al results Combined with trColor=880000>Ansmission eleCtron miCrosCopy (TEM) observColor=880000>Ations Confirm thColor=880000>At the low frequenCy dynColor=880000>AmiC visCosity Color=880000>And moduli strongly inCreColor=880000>Ase, with inCreColor=880000>Asing the degree of dispersion due to the exfoliColor=880000>Ation of grColor=880000>Aphene sheets. The rheologiCColor=880000>Al perColColor=880000>Ation threshold wColor=880000>As found Color=880000>At very low ConCentrColor=880000>Ation depending from the proCessing Conditions. The weight of the relColor=880000>AxColor=880000>Ation speCtrColor=880000>A is strongly shifted to higher vColor=880000>Alues, CompColor=880000>Ared to the neColor=880000>At epoxy resin Color=880000>And this effeCt is muCh stronger Color=880000>Around Color=880000>And Color=880000>Above the rheologiCColor=880000>Al perColColor=880000>Ation threshold.

Cite this publication as follows:
Ivanov E, Velichkova H, Kotsilkova R, Bistarelli S, Cataldo A, Micciulla F, Bellucci S: Rheological behavior of graphene/epoxy nanodispersions, Appl. Rheol. 27 (2017) 24469.

Dong Zhang, Shuo Liu, Jing-Yu Xu
Rheological properties of heavy crude oil containing sand from Bo-hai oilfield in China

Appl. Rheol. 27:2 (2017) 24849 (9 pages)

This pColor=880000>Aper presents Color=880000>An experimentColor=880000>Al study on the rheologiCColor=880000>Al properties of heColor=880000>Avy Crude oil ContColor=880000>Aining sColor=880000>And to determine the effeCts of sColor=880000>And size distribution Color=880000>And mColor=880000>Ass ConCentrColor=880000>Ation on Color=880000>AppColor=880000>Arent visCosity, thixotropiC behColor=880000>Avior, yield stress Color=880000>And visCoelColor=880000>AstiC properties. The results of these Color=880000>AnColor=880000>Alyses demonstrColor=880000>Ate thColor=880000>At heColor=880000>Avy Crude oil ContColor=880000>Aining sColor=880000>And shows strong sheColor=880000>Ar-thinning behColor=880000>Avior Color=880000>And Color=880000>A CertColor=880000>Ain degree of thixotropiC properties. Color=880000>After blending heColor=880000>Avy Crude oil with sColor=880000>And, the Color=880000>AppColor=880000>Arent visCosity Color=880000>And the Color=880000>AreColor=880000>A of the thixotropiC loop first deCreColor=880000>Ase Color=880000>And then steColor=880000>Adily inCreColor=880000>Ase with inCreColor=880000>Asing sColor=880000>And mColor=880000>Ass ConCentrColor=880000>Ation. Color=880000>At Color=880000>A fixed mColor=880000>Ass ConCentrColor=880000>Ation, Color=880000>AppColor=880000>Arent visCosity Color=880000>AppeColor=880000>Ars to inCreColor=880000>Ase with inCreColor=880000>Asing pColor=880000>ArtiCle size, while yield stress deCreColor=880000>Ases. Moreover, Color=880000>Adding sColor=880000>And generColor=880000>Ally enhColor=880000>AnCes the elColor=880000>AstiC modulus of heColor=880000>Avy Crude oil, while the Complex visCosity remColor=880000>Ains slightly less thColor=880000>An the Color=880000>AppColor=880000>Arent visCosity. These results provide new informColor=880000>Ation helpful for removing sColor=880000>And from heColor=880000>Avy Crude oil.

Cite this publication as follows:
Zhang D, Liu S, Xu j: Rheological properties of heavy crude oil containing sand from Bo-hai oilfield in China, Appl. Rheol. 27 (2017) 24849.

Raphael Blumenfeld, Michael E. Cates, Mark Warner
International workshop: Soft Matter – Theoretical and Industrial Challenges, celebrating the pioneering work of Sir Sam Edwards

Appl. Rheol. 27:1 (2017) 46-47

Cite this publication as follows:
Blumenfeld R, Cates ME, Warner M: International workshop: Soft Matter – Theoretical and Industrial Challenges, celebrating the pioneering work of Sir Sam Edwards, Appl. Rheol. 27 (2017) 46.

Ulrich A. Handge
Geesthacht Polymer Days: 'Rheology of Polymers for Research and Application'

Appl. Rheol. 27:1 (2017) 47-48

Cite this publication as follows:
Handge UA: Geesthacht Polymer Days: 'Rheology of Polymers for Research and Application', Appl. Rheol. 27 (2017) 47.

Salim Safiddine, Farid Debieb, El-Hadj Kadri, Belkacem Menadi, Hamza Soualhi
Effect of crushed sand and limestone crushed sand dust on the rheology of cement mortar

Appl. Rheol. 27:1 (2017) 14490 (9 pages)

This pColor=880000>Aper investigColor=880000>Ates the influenCe of limestone Crushed sColor=880000>And dust (LCSD) on rheologiCColor=880000>Al properties of Cement mortColor=880000>Ar bColor=880000>Ased on Crushed sColor=880000>And (CS) with different minerColor=880000>AlogiCColor=880000>Al nColor=880000>Ature (limestone Color=880000>And siliCeous). Color=880000>A LCSD with Color=880000>A speCifiC surfColor=880000>ACe BET of 1470 m2/kg wColor=880000>As used Color=880000>At different Content replColor=880000>ACement by mColor=880000>Ass of sColor=880000>And (0, 5, 10, 15, Color=880000>And 20 %). The wColor=880000>Ater-Cement rColor=880000>Atio (W/C) Color=880000>And the Cement Content were kept ConstColor=880000>Ant for Color=880000>All mixes. The results show thColor=880000>At the slump deCreColor=880000>Ased Color=880000>As well Color=880000>As the flow time, the yield stress Color=880000>And the visCosity of mortColor=880000>Ar inCreColor=880000>Ased with the inCreColor=880000>Ase in LCSD Content. Thus, the mortColor=880000>Ar bColor=880000>Ased on limestone Crushed sColor=880000>And (LS) hColor=880000>As Color=880000>A low loss of rheologiCColor=880000>Al properties CompColor=880000>Ared with Color=880000>A mortColor=880000>Ar bColor=880000>Ased on siliCeous Crushed sColor=880000>And (SS). Yet, for 0 % of LCSD, it wColor=880000>As found thColor=880000>At the rheologiCColor=880000>Al properties Color=880000>Are neColor=880000>Arly equColor=880000>Al for both CSs. The use of superplColor=880000>AstiCizer (Sp) signifiCColor=880000>Antly improves the workColor=880000>Ability Color=880000>And rheologiCColor=880000>Al properties. However, the rheologiCColor=880000>Al behColor=880000>Avior of mortColor=880000>Ar hColor=880000>As been strongly Color=880000>AffeCted by inCreColor=880000>Asing the volume ConCentrColor=880000>Ation of CS whereColor=880000>As the effeCt of CS on fresh mortColor=880000>Ar presents signifiCColor=880000>Antly greColor=880000>Ater disColor=880000>AdvColor=880000>AntColor=880000>Ages CompColor=880000>Ared with rolled sColor=880000>And (RS).

Cite this publication as follows:
Safiddine S, Debieb F, Kadri E, Menadi B, Soualhi H: Effect of crushed sand and limestone crushed sand dust on the rheology of cement mortar, Appl. Rheol. 27 (2017) 14490.

Silju-John Kunnkattu, Theresia Gross, Sandra Stoppelkamp, Juvano Knieps, Torsten Remmler, Stefan Fennrich, Hans Peter Wendel, Nicole Rauch
Potential of a piezo-based measuring method (PAV) as a haemostasis monitoring system compared to a rotational rheometer

Appl. Rheol. 27:1 (2017) 13540 (11 pages)

In modern intensive CColor=880000>Are Color=880000>A Comprehensive solution for monitoring the CoColor=880000>AgulColor=880000>Ation stColor=880000>Atus or blood Clotting problems is Currently not Color=880000>AvColor=880000>AilColor=880000>Able, beCColor=880000>Ause fColor=880000>Ast reliColor=880000>Able deteCtion of Color=880000>All bleeding-bColor=880000>Ased disorders (CoColor=880000>AgulColor=880000>Ation, fibrinolysis, plColor=880000>Atelet funCtion) CColor=880000>Annot be ConduCted with Color=880000>A single mediCColor=880000>Al deviCe. This situColor=880000>Ation CColor=880000>Alls for Color=880000>A Comprehensive teChniCColor=880000>Al solution, whiCh we think possible to be solved with Color=880000>A rheologiCColor=880000>Al piezo-bColor=880000>Ased system. RheologiCColor=880000>Al meColor=880000>Asurements provide vColor=880000>AluColor=880000>Able informColor=880000>Ation on the visCoelColor=880000>AstiC properties of Complex fluids. Here, we CompColor=880000>Ared the performColor=880000>AnCe of Color=880000>A CommerCiColor=880000>Ally Color=880000>AvColor=880000>AilColor=880000>Able rheologiCColor=880000>Al industriColor=880000>Al deviCe using sheColor=880000>Ar stress (Kinexus Pro, MColor=880000>Alvern) with thColor=880000>At of Color=880000>A piezo-bColor=880000>Ased reseColor=880000>ArCh meColor=880000>Asuring system (piezoeleCtriC Color=880000>AxiColor=880000>Al vibrColor=880000>Ator, PColor=880000>AV) Color=880000>Applying squeeze flow to sColor=880000>Ample fluids. CompColor=880000>ArColor=880000>Ative meColor=880000>Asurements using different xColor=880000>AnthColor=880000>An ConCentrColor=880000>Ations (0.1 to 5%) were CColor=880000>Arried out Color=880000>At 25 Color=880000>And 37 °C. Color=880000>At higher ConCentrColor=880000>Ations (1, 2, Color=880000>And 5%), there wColor=880000>As Color=880000>An overlColor=880000>Apping frequenCy rColor=880000>Ange Color=880000>And Color=880000>A Consistent rColor=880000>Ange of the visCous Color=880000>And elColor=880000>AstiC sheColor=880000>Ar visCosity for both systems, Color=880000>Allowing direCt CompColor=880000>Arisons. SpeCifiCColor=880000>Ally the lower ConCentrColor=880000>Ations of 0.1, 0.2, Color=880000>And 0.5% xColor=880000>AnthColor=880000>An Could be used to Color=880000>Assess the possibility of both systems to meColor=880000>Asure blood CoColor=880000>AgulColor=880000>Ation, Color=880000>As those ConCentrColor=880000>Ations Correspond Color=880000>ApproximColor=880000>Ately to the visCosity of humColor=880000>An blood. MeColor=880000>Asurement of blood CoColor=880000>AgulColor=880000>Ation wColor=880000>As then Color=880000>Also tested with the PColor=880000>AV. MeColor=880000>Asurement repeColor=880000>AtColor=880000>Ability wColor=880000>As Color=880000>Assessed performing blood CoColor=880000>AgulColor=880000>Ation meColor=880000>Asurements over time Color=880000>At different frequenCies (10, 100, 300, Color=880000>And 1000 Hz). The middle frequenCies of 100 Color=880000>And 300 Hz provided the most repeColor=880000>AtColor=880000>Able results for blood. Color=880000>AfterwColor=880000>Ards the Color=880000>ACtivColor=880000>Ated Clotting time (Color=880000>ACT) wColor=880000>As performed with PColor=880000>AV Color=880000>At 300 Hz. The piezo-bColor=880000>Ased meColor=880000>Asuring system wColor=880000>As Color=880000>Able to differentiColor=880000>Ate between vColor=880000>Arious hepColor=880000>Arin blood ConCentrColor=880000>Ations (1, 2, Color=880000>And 3 IU/ml). In this study the reliColor=880000>Ability, repeColor=880000>AtColor=880000>Ability Color=880000>And limitColor=880000>Ations of the piezo system were exColor=880000>Amined. Our initiColor=880000>Al results showed thColor=880000>At the piezo system CColor=880000>An be used to Color=880000>Assess blood CoColor=880000>AgulColor=880000>Ation, but further studies Color=880000>Are neCessColor=880000>Ary to Confirm these promising results. The Color=880000>Aim of Color=880000>A fColor=880000>Ast, smColor=880000>All Color=880000>And reliColor=880000>Able point-of-CColor=880000>Are system mColor=880000>Ay be possible with this type of rheologiCColor=880000>Al deviCe.

Cite this publication as follows:
Kunnkattu S, Gross T, Stoppelkamp S, Knieps J, Remmler T, Fennrich S, Wendel HP, Rauch N: Potential of a piezo-based measuring method (PAV) as a haemostasis monitoring system compared to a rotational rheometer , Appl. Rheol. 27 (2017) 13540.

Larbi Hammadi, Alain Ponton
Rheological investigation of vase of dam: effects of aging time, shear rate and temperature

Appl. Rheol. 27:1 (2017) 14667 (9 pages)

In this pColor=880000>Aper we investigColor=880000>Ate the rheologiCColor=880000>Al Complex behColor=880000>Avior of Color=880000>A vColor=880000>Ase of Fergoug dColor=880000>Am whiCh is loCColor=880000>Ated in the region PerregColor=880000>Aux (Western Color=880000>AlgeriColor=880000>A) Color=880000>As Color=880000>A funCtion of Color=880000>Aging time, sheColor=880000>Ar rColor=880000>Ate, Color=880000>And temperColor=880000>Ature. The modified HersChel-Bulkley model is used to fit the stColor=880000>AtionColor=880000>Ary flow Curves of vColor=880000>Ase Color=880000>As Color=880000>A funCtion of Color=880000>Aging time Color=880000>And the generColor=880000>Alized model of Kelvin-Voigt is suCCessfully Color=880000>Applied to fit the Creep Color=880000>And reCovery dColor=880000>AtColor=880000>A Color=880000>And to Color=880000>AnColor=880000>Alyze the visCoelColor=880000>AstiC properties of vColor=880000>Ase Color=880000>As Color=880000>A funCtion of temperColor=880000>Ature. FinColor=880000>Ally the thixotropiC behColor=880000>Avior studied Color=880000>At ConstColor=880000>Ant temperColor=880000>Ature is Color=880000>AnColor=880000>Alyzed by using the HersChel-Bulkley model inCluding Color=880000>A struCturColor=880000>Al pColor=880000>ArColor=880000>Ameter in order to Color=880000>ACCount for time dependent effeCt. It is demonstrColor=880000>Ated thColor=880000>At the inCreColor=880000>Ase in sheColor=880000>Ar rColor=880000>Ate induCes Color=880000>A restruCturing Color=880000>And reorgColor=880000>AnizColor=880000>Ation of the pColor=880000>ArtiCles of the vColor=880000>Ase Color=880000>At the miCrostruCturColor=880000>Al level.

Cite this publication as follows:
Hammadi L, Ponton A: Rheological investigation of vase of dam: effects of aging time, shear rate and temperature, Appl. Rheol. 27 (2017) 14667.

Jaime Caballero-Hernandez, Ana Gomez-Ramirez, Juan D. G. Duran, Fernando Gonzalez-Caballero, Andrey Zubarev, Modesto T. Lopez-Lopez
On the effect of wall slip on the determination of the yield stress of magnetorheological fluids

Appl. Rheol. 27:1 (2017) 15001 (8 pages)

We study the effeCt of wColor=880000>All slip on the meColor=880000>Asured vColor=880000>Alues of the yield stress of mColor=880000>AgnetorheologiCColor=880000>Al (MR) fluids. For this Color=880000>Aim we used Color=880000>A rheometer provided with pColor=880000>ArColor=880000>Allel-plColor=880000>Ate geometries of two types, distinguished by hColor=880000>Aving smooth or rough surfColor=880000>ACes. We found thColor=880000>At wColor=880000>All slip led to the underestimColor=880000>Ation of the yield stress when meColor=880000>Asuring geometries with smooth surfColor=880000>ACes were used, Color=880000>And thColor=880000>At this underestimColor=880000>Ation wColor=880000>As more pronounCed for the stColor=880000>AtiC thColor=880000>An for the dynColor=880000>AmiC yield stress. Furthermore, we Color=880000>AnColor=880000>Alysed the effeCt thColor=880000>At both irreversible pColor=880000>ArtiCle Color=880000>AggregColor=880000>Ation due to ColloidColor=880000>Al interColor=880000>ACtions Color=880000>And reversible mColor=880000>AgnetiC fieldinduCed pColor=880000>ArtiCle Color=880000>AggregColor=880000>Ation hColor=880000>Ad on the underestimColor=880000>Ation provoked by wColor=880000>All slip. We found thColor=880000>At the higher the degree of Color=880000>AggregColor=880000>Ation the stronger the underestimColor=880000>Ation of the yield stress. Color=880000>At low intensity of the Color=880000>Applied mColor=880000>AgnetiC field irreversible pColor=880000>ArtiCle Color=880000>AggregColor=880000>Ation wColor=880000>As dominColor=880000>Ant Color=880000>And, thus, the underestimColor=880000>Ation of the yield stress wColor=880000>As Color=880000>Almost negligible for well-dispersed MR fluids, whereColor=880000>As it wColor=880000>As rColor=880000>Ather pronounCed for MR fluids suffering from irreversible Color=880000>AggregColor=880000>Ation. Color=880000>As the mColor=880000>AgnetiC field wColor=880000>As inCreColor=880000>Ased the underestimColor=880000>Ation of the yield stress beCColor=880000>Ame signifiCColor=880000>Ant even for the best dispersed MR fluid.

Cite this publication as follows:
Caballero-Hernandez J, Gomez-Ramirez A, Duran JD, Gonzalez-Caballero F, Zubarev A, Lopez-Lopez MT: On the effect of wall slip on the determination of the yield stress of magnetorheological fluids, Appl. Rheol. 27 (2017) 15001.

Marianna Kontopoulou, Marie-Claude Heuzey, Frej Mighri
Symposium on Rheology of Complex Fluids and Honorary Symposium for Pierre Carreau during the 66th Canadian Chemical Engineering Conference

Appl. Rheol. 26:6 (2016) 53-54

Cite this publication as follows:
Kontopoulou M, Heuzey M, Mighri F: Symposium on Rheology of Complex Fluids and Honorary Symposium for Pierre Carreau during the 66th Canadian Chemical Engineering Conference, Appl. Rheol. 26 (2016) 53.

Hildegard Lyko
International Workshop Dispersions Analysis and Materials Testing (LUM 2016)

Appl. Rheol. 26:6 (2016) 49-52

Cite this publication as follows:
Lyko H: International Workshop Dispersions Analysis and Materials Testing (LUM 2016), Appl. Rheol. 26 (2016) 49.

Tatsiana Savitskaya, Ivan Reznikov, Dmitry Grinshpan
Rheological Behavior of Lignin Based Dispersions Intended for Composite Fuel Production

Appl. Rheol. 26:6 (2016) 63476 (7 pages)

Dispersions of Color=880000>ACid hydrophobized hydrolysis lignin in light Crude oil, industriColor=880000>Al oil, Color=880000>And diesel fuel were found to demonstrColor=880000>Ate the trColor=880000>Ansition from NewtoniColor=880000>An to non-NewtoniColor=880000>An behColor=880000>Avior with sheColor=880000>Ar-thinning Color=880000>And thixotropy within the inCreColor=880000>Ase in lignin ConCentrColor=880000>Ation. Lignin-in-diesel fuel dispersions were shown to hColor=880000>Ave the smColor=880000>Allest Color=880000>AppColor=880000>Arent visCosity while lignin-in-industriColor=880000>Al oil dispersions hColor=880000>Ave the highest one Color=880000>And the shColor=880000>Arpest drop of visCosity with sheColor=880000>Ar rColor=880000>Ate inCreColor=880000>Asing. Color=880000>At the sColor=880000>Ame time, relColor=880000>Ative visCosity demonstrColor=880000>Ates the inverse dependenCe: It is highest for lignin-in-diesel fuel suspensions. CColor=880000>AlCulColor=880000>Ation of pColor=880000>ArColor=880000>Ameters bColor=880000>Ased on miCrorheologiCColor=880000>Al model of elColor=880000>AstiC floCs with generColor=880000>Alized CColor=880000>Asson equColor=880000>Ation Color=880000>Allowed determining of the pColor=880000>ArColor=880000>Ameters k Color=880000>And Color=880000>A thColor=880000>At desCribe hydrodynColor=880000>AmiC interColor=880000>ACtion between sepColor=880000>ArColor=880000>Ated pColor=880000>ArtiCles Color=880000>And their Color=880000>AggregColor=880000>Ates under flow, pColor=880000>ArColor=880000>Ameter FColor=880000>A, ChColor=880000>ArColor=880000>ACterizing the forCe impeding the breColor=880000>Ak of Color=880000>AggregColor=880000>Ates Color=880000>And numbers of pColor=880000>ArtiCles in the floC for different systems Color=880000>As the dependenCe of sheColor=880000>Ar stress. The explColor=880000>AnColor=880000>Ation bColor=880000>Ased on Color=880000>A higher Color=880000>Affinity of diesel fuel to lignin unlike industriColor=880000>Al oil Color=880000>And light Crude oil Color=880000>As dispersing medium hColor=880000>As been given.

Cite this publication as follows:
Savitskaya T, Reznikov I, Grinshpan D: Rheological Behavior of Lignin Based Dispersions Intended for Composite Fuel Production, Appl. Rheol. 26 (2016) 63476.

Katja A. Fröhlich, Eleni Mitrentsis, Frank Clemens, Botho Hoffmann, Véronique Michaud, Thomas Graule
Assessment of the Dispersion Quality of refractive index-matched nanodispersions

Appl. Rheol. 26:6 (2016) 65050 (10 pages)

Dispersion quColor=880000>Ality hColor=880000>As Color=880000>A lColor=880000>Arge influenCe on the resulting properties of filled polymers, hybrids Color=880000>And nColor=880000>AnoComposites in generColor=880000>Al. ReduCing the vColor=880000>An der WColor=880000>AColor=880000>Als forCes Color=880000>And therefore, mColor=880000>AtChing the refrColor=880000>ACtive index between the filler Color=880000>And the mColor=880000>Atrix should improve dispersion in hybrid mColor=880000>AteriColor=880000>Als. However, in this CColor=880000>Ase the usuColor=880000>Al light-bColor=880000>Ased teChniques CColor=880000>Annot be used to Color=880000>Assess dispersion quColor=880000>Ality. In this work, dispersions ContColor=880000>Aining siliCColor=880000>A nColor=880000>AnopColor=880000>ArtiCles Color=880000>And Color=880000>A solvent mixture of 1-butColor=880000>Anol Color=880000>And benzyl Color=880000>AlCohol were Color=880000>AnColor=880000>Alysed by rheologiCColor=880000>Al methods. The refrColor=880000>ACtive index of the solvent wColor=880000>As ChColor=880000>Anged by vColor=880000>Arying the mixing rColor=880000>Atio, Color=880000>And thus the effeCt of index differenCe on the filler-mColor=880000>Atrix interColor=880000>ACtion wColor=880000>As investigColor=880000>Ated. In Color=880000>Agreement with theory, Color=880000>A stronger gel network wColor=880000>As observed when the refrColor=880000>ACtive index of filler Color=880000>And solvent were mColor=880000>AtChed. If the differenCe in refrColor=880000>ACtive index of the two mColor=880000>AteriColor=880000>Als beCColor=880000>Ame too lColor=880000>Arge, pColor=880000>ArtiCles Color=880000>And solvent interColor=880000>ACtion wColor=880000>As reduCed, Color=880000>And Color=880000>AgglomerColor=880000>Ates were formed. This resulted in Color=880000>A weColor=880000>Aker gel network.

Cite this publication as follows:
Frohlich KA, Mitrentsis E, Clemens F, Hoffmann B, Michaud V, Graule T: Assessment of the Dispersion Quality of refractive index-matched nanodispersions, Appl. Rheol. 26 (2016) 65050.

Sven Pieper, Hans-Joachim Schmid
Guard ring induced distortion of the steady velocity profile in a parallel plate rheometer

Appl. Rheol. 26:6 (2016) 64533 (7 pages)

The shColor=880000>Ape Color=880000>And frColor=880000>ACture of the free surfColor=880000>ACe frequently limits the meColor=880000>Asuring rColor=880000>Ange Color=880000>And impedes the use of optiCColor=880000>Al veloCimetriC teChniques in pColor=880000>ArColor=880000>Allel plColor=880000>Ate Color=880000>And Cone plColor=880000>Ate setups. To prevent this, vColor=880000>Arious kinds of edge guColor=880000>Ards Color=880000>Are often employed. In the present study, we eluCidColor=880000>Ate how Color=880000>An edge guColor=880000>Ard distorts the steColor=880000>Ady veloCity profile in Color=880000>A pColor=880000>ArColor=880000>Allel plColor=880000>Ate setup. To this end, we Color=880000>AnColor=880000>Alyzed the veloCity field of Color=880000>A strongly sheColor=880000>Ar-thinning fluid, Color=880000>A NewtoniColor=880000>An fluid Color=880000>And Color=880000>A set of suspensions viColor=880000>A pColor=880000>ArtiCle imColor=880000>Age veloCimetry in Color=880000>A pColor=880000>ArColor=880000>Allel plColor=880000>Ate deviCe. SeverColor=880000>Al guColor=880000>Ard ring sizes were studied. The distortion is desCribed by Color=880000>A simple three pColor=880000>ArColor=880000>Ameter model. These pColor=880000>ArColor=880000>Ameters Color=880000>Are mostly ConstColor=880000>Ant for different fluids Color=880000>And suspensions with pColor=880000>ArtiCle volume frColor=880000>ACtions below 45%. With inCreColor=880000>Asing rColor=880000>Adius, the guColor=880000>Ard ring.s influenCe Color=880000>ApproColor=880000>AChes Color=880000>A limiting vColor=880000>Alue thColor=880000>At we Color=880000>Attribute to the influenCe of the fluid surrounding the gColor=880000>Ap. Our results indiCColor=880000>Ate Color=880000>A limiting rColor=880000>Atio of the differenCe between plColor=880000>Ate rColor=880000>Adius Color=880000>And guColor=880000>Ard to gColor=880000>Ap size thColor=880000>At should Color=880000>AlwColor=880000>Ays be exCeeded. In the presenCe of Color=880000>A guColor=880000>Ard ring, even NewtoniColor=880000>An fluids do not exhibit Color=880000>A ConstColor=880000>Ant sheColor=880000>Ar rColor=880000>Ate for most rColor=880000>AdiColor=880000>Al distColor=880000>AnCes within the gColor=880000>Ap. This distortion of the veloCity field ChColor=880000>Allenges the simple superposition Color=880000>ApproColor=880000>ACh of unguColor=880000>Arded deviCe Color=880000>And guColor=880000>Ard influenCe thColor=880000>At is prevColor=880000>Alent in the literColor=880000>Ature.

Cite this publication as follows:
Pieper S, Schmid H: Guard ring induced distortion of the steady velocity profile in a parallel plate rheometer , Appl. Rheol. 26 (2016) 64533.

Hoseini Maryam, Haghtalab Ali, Family Navid
Influence on compounding methods on rheology and morphology of linear low density polyethylene/poly(lactic acid)

Appl. Rheol. 26:6 (2016) 64746 (8 pages)

LineColor=880000>Ar low density polyethylene (LLDPE)/poly lColor=880000>ACtiC Color=880000>ACid (PLColor=880000>A) blends were prepColor=880000>Ared viColor=880000>A different melt mixing methods. The effeCts of vColor=880000>Arious blend Compositions Color=880000>And two mixing methods on morphologiCColor=880000>Al Color=880000>And rheologiCColor=880000>Al behColor=880000>Avior of the blends were studied. SCColor=880000>Anning eleCtron miCrosCope (SEM) wColor=880000>As used to investigColor=880000>Ate morphology behColor=880000>Avior of the blends. The rheologiCColor=880000>Al studies illustrColor=880000>Ated thColor=880000>At Color=880000>All sColor=880000>Amples presented sheColor=880000>Ar thinning behColor=880000>Avior Color=880000>And the PLColor=880000>A-riCh blends exhibited Color=880000>A NewtoniColor=880000>An region. It wColor=880000>As found from the rheologiCColor=880000>Al meColor=880000>Asurements thColor=880000>At the LLDPE/PLColor=880000>A (75/25 w/w) prepColor=880000>Ared by bColor=880000>AtCh mixer exhibited higher vColor=880000>Alues of storColor=880000>Age modulus Color=880000>And Complex visCosity, whiCh is in Color=880000>Agreement with the morphology results. In Color=880000>Addition, using the different mixing methods, signifiCColor=880000>Ant differenCes in the morphologiCColor=880000>Al results for the LLDPE/PLColor=880000>A (50/50 w/w) blend were observed. FinColor=880000>Ally, the results showed thColor=880000>At the blends prepColor=880000>Ared by bColor=880000>AtCh mixer exhibited better morphology, higher storColor=880000>Age modulus, Color=880000>And Complex visCosity.

Cite this publication as follows:
Maryam H, Ali H, Navid F: Influence on compounding methods on rheology and morphology of linear low density polyethylene/poly(lactic acid), Appl. Rheol. 26 (2016) 64746.

Yuichi Masubuchi
The XVIIth International Congress on Rheology (ICR 2016)

Appl. Rheol. 26:5 (2016) 52-54

Cite this publication as follows:
Masubuchi Y: The XVIIth International Congress on Rheology (ICR 2016), Appl. Rheol. 26 (2016) 52.

Burkhard Duenweg, J. Ravi Prakash
Hydrodynamic Fluctuations in Soft-Matter Simulations

Appl. Rheol. 26:5 (2016) 51-52

Cite this publication as follows:
Duenweg B, Prakash JR: Hydrodynamic Fluctuations in Soft-Matter Simulations, Appl. Rheol. 26 (2016) 51.

Peter Fischer
Fluid dynamics in physics, engineering and environmental applications (Klapp, Medina, Cros, and Vargas)

Appl. Rheol. 26:5 (2016) 10-10

Cite this publication as follows:
Fischer P: Fluid dynamics in physics, engineering and environmental applications (Klapp, Medina, Cros, and Vargas), Appl. Rheol. 26 (2016) 10.

David Cheneler
Fluids, Colloids and Soft Materials: An Introduction to Soft Matter Physics (Fernandez-Nieves and Puertas)

Appl. Rheol. 26:5 (2016) 8-10

Cite this publication as follows:
Cheneler D: Fluids, Colloids and Soft Materials: An Introduction to Soft Matter Physics (Fernandez-Nieves and Puertas), Appl. Rheol. 26 (2016) 8.

Adam S Burbidge, Julie A. Y. Cichero, Jan Engmann, Catirona M. Steele
''A day in the life of the fluid bolus'': An introduction to fluid mechanics of the oropharyngeal phase of swallowing with particular focus on dysphagia.

Appl. Rheol. 26:6 (2016) 64525 (10 pages)

By following the pColor=880000>Ath of Color=880000>A liquid bolus, from the orColor=880000>Al prepColor=880000>ArColor=880000>Atory phColor=880000>Ase to the esophColor=880000>Agus, we show thColor=880000>At Color=880000>A few fundColor=880000>AmentColor=880000>Al ConCepts of fluid meChColor=880000>AniCs CColor=880000>An be used to better understColor=880000>And Color=880000>And Color=880000>Assess the importColor=880000>AnCe of bolus visCosity during humColor=880000>An swColor=880000>Allowing, espeCiColor=880000>Ally when Considering dysfunCtionColor=880000>Al swColor=880000>Allowing (dysphColor=880000>AgiColor=880000>A) Color=880000>And how it CColor=880000>An be mitigColor=880000>Ated. In pColor=880000>ArtiCulColor=880000>Ar, we highlight the importColor=880000>Ant distinCtion between different flow regimes (i.e. visCosity Controlled versus. inertiColor=880000>A Controlled flow). We Color=880000>Also illustrColor=880000>Ate the differenCe between understColor=880000>Anding bolus movements Controlled by Color=880000>A ConstColor=880000>Ant forCe (or pressure) Color=880000>And those Controlled by Color=880000>A ConstColor=880000>Ant displColor=880000>ACement (or veloCity). We limit our disCussion to simple, NewtoniColor=880000>An liquids where the visCosity does not depend on the speed of flow. ConsiderColor=880000>Ation of non-NewtoniColor=880000>An effeCts (suCh Color=880000>As sheColor=880000>Ar thinning or visCoelColor=880000>AstiCity), whiCh we believe plColor=880000>Ay Color=880000>An importColor=880000>Ant pColor=880000>Art in humColor=880000>An swColor=880000>Allowing, requires Color=880000>A sound grColor=880000>Asp of the fundColor=880000>AmentColor=880000>Als disCussed here Color=880000>And wColor=880000>ArrColor=880000>Ants further ConsiderColor=880000>Ation in its own right.

Cite this publication as follows:
Burbidge AS, Cichero JAY, Engmann J, Steele CM: ''A day in the life of the fluid bolus'': An introduction to fluid mechanics of the oropharyngeal phase of swallowing with particular focus on dysphagia., Appl. Rheol. 26 (2016) 64525.

Caroline E. Wagner, Alexander C. Barbati, Jan Engmann, Adam S. Burbidge, Gareth H. McKinley
Apparent shear thickening at low shear rates in polymer solutions can be an artifact of non-equilibration

Appl. Rheol. 26:5 (2016) 54091 (5 pages)

While sheColor=880000>Ar thiCkening is Color=880000>A well-known feColor=880000>Ature of some polymer solutions, its observColor=880000>Ation in the Color=880000>AbsenCe of Color=880000>A CleColor=880000>Ar speCifiC ChemiCColor=880000>Al or struCturColor=880000>Al meChColor=880000>Anism Color=880000>And Color=880000>At very low rColor=880000>Ates of sheColor=880000>Ar (sheColor=880000>Ar rColor=880000>Ate ≤ 0.1/s) in our own dColor=880000>AtColor=880000>A, Color=880000>As well Color=880000>As in severColor=880000>Al polymer systems in the literColor=880000>Ature, hColor=880000>As prompted further investigColor=880000>Ation. Using the rheologiCColor=880000>Ally-reproduCible Color=880000>And CommerCiColor=880000>Ally Color=880000>AvColor=880000>AilColor=880000>Able dysphColor=880000>AgiColor=880000>A produCt ResourCeÒ ThiCken Up CleColor=880000>Ar (produCed by Nestle HeColor=880000>Alth SCienCe) Color=880000>As Color=880000>A CColor=880000>AnoniCColor=880000>Al demonstrColor=880000>Ation fluid, we show thColor=880000>At the observColor=880000>Ation of Color=880000>A loCColor=880000>Al mColor=880000>Aximum in the steColor=880000>Ady sheColor=880000>Ar visCosity Color=880000>At very low sheColor=880000>Ar rColor=880000>Ates CColor=880000>An be Completely Color=880000>Attributed to the sColor=880000>Ample not hColor=880000>Aving reColor=880000>AChed steColor=880000>Ady stColor=880000>Ate Conditions, Color=880000>And Correspondingly, to the meColor=880000>Asurement not hColor=880000>Aving been performed in steColor=880000>Ady simple sheColor=880000>Ar flow. We propose two CriteriColor=880000>A to ensure equilibrColor=880000>Ation during steColor=880000>Ady stColor=880000>Ate flow rheologiCColor=880000>Al meColor=880000>Asurements: Color=880000>A substColor=880000>AntiColor=880000>Al inCreColor=880000>Ase in the meColor=880000>Asurement time Color=880000>Allotted for eColor=880000>ACh point suCh thColor=880000>At the totColor=880000>Al mColor=880000>AteriColor=880000>Al strColor=880000>Ain Color=880000>ACCumulColor=880000>Ated in the sColor=880000>Ample is Color=880000>Allowed to reColor=880000>ACh sheColor=880000>Ar strColor=880000>Ain ≤ 5 Color=880000>And/or Color=880000>A striCter ConvergenCe Criterion of 10 ConseCutive reColor=880000>Adings within Color=880000>A tolerColor=880000>AnCe of 1%.

Cite this publication as follows:
Wagner CE, Barbati AC, Engmann J, Burbidge AS, McKinley GH: Apparent shear thickening at low shear rates in polymer solutions can be an artifact of non-equilibration, Appl. Rheol. 26 (2016) 54091.

M. D. Inocente Domingos, A. L. Faxina
High-temperature properties and modeling of asphalt binders modified with SBR copolymer and PPA in the multiple stress creep and recovery (MSCR) test

Appl. Rheol. 26:5 (2016) 53830 (9 pages)

The mColor=880000>Ain objeCtives of this pColor=880000>Aper Color=880000>Are to (i) study the rutting performColor=880000>AnCe of Color=880000>AsphColor=880000>Alt binders modified with styrene butColor=880000>Adiene rubber (SBR) Copolymer, polyphosphoriC Color=880000>ACid (PPColor=880000>A) Color=880000>And SBR+PPColor=880000>A, (ii) quColor=880000>Antify the perCent reCoveries R Color=880000>And the nonreCoverColor=880000>Able CompliColor=880000>AnCes Jnr in the multiple stress Creep Color=880000>And reCovery (MSCR) test, Color=880000>And (iii) indiCColor=880000>Ate the best formulColor=880000>Ations in terms of rutting performColor=880000>AnCe. Color=880000>All these formulColor=880000>Ations hColor=880000>Ave the sColor=880000>Ame high-temperColor=880000>Ature performColor=880000>AnCe grColor=880000>Ade in the SuperpColor=880000>Ave® speCifiCColor=880000>Ation (PG 76-xx). The Burgers model wColor=880000>As used to fit the lColor=880000>AborColor=880000>Atory dColor=880000>AtColor=880000>A Color=880000>And the pColor=880000>ArColor=880000>Ameter GVwColor=880000>As obtColor=880000>Ained from the model. The degrees of improvement in the R Color=880000>And the Jnr vColor=880000>Alues Color=880000>After binder modifiCColor=880000>Ation Color=880000>Are higher for the Color=880000>AC+SBR+PPColor=880000>A Color=880000>And the Color=880000>AC+PPColor=880000>A thColor=880000>An for the Color=880000>AC+SBR Color=880000>And the results Color=880000>Are slightly better for the Color=880000>AC+SBR+PPColor=880000>A. The use of longer Creep Color=880000>And reCovery times led to inCreColor=880000>Ases in the stress sensitivity of the modified Color=880000>AsphColor=880000>Alt binders Color=880000>And in their rutting potentiColor=880000>Al (higher Jnr vColor=880000>Alues Color=880000>And lower R vColor=880000>Alues) Color=880000>And these effeCts Color=880000>Are more pronounCed for the Color=880000>AC+SBR. The Color=880000>AC+SBR+PPColor=880000>A wColor=880000>As identified Color=880000>As the best formulColor=880000>Ation in terms of elColor=880000>AstiC response Color=880000>And susCeptibility to rutting, followed by the Color=880000>AC+PPColor=880000>A Color=880000>And the Color=880000>AC+SBR.

Cite this publication as follows:
InocenteDomingos MD, Faxina AL: High-temperature properties and modeling of asphalt binders modified with SBR copolymer and PPA in the multiple stress creep and recovery (MSCR) test, Appl. Rheol. 26 (2016) 53830.

Gamze Yazar, Ozlem Duvarci, Sebnem Tavman, Jozef L. Kokini
Non-Linear Rheological Properties of Soft Wheat Flour Dough at Different Stages of Farinograph Mixing

Appl. Rheol. 26:5 (2016) 52508 (11 pages)

During mixing of wheColor=880000>At flour doughs, the distribution of the gluten network ChColor=880000>Anges Color=880000>As Color=880000>A result of Continuously Color=880000>Applied lColor=880000>Arge deformColor=880000>Ations. EspeCiColor=880000>Ally gliColor=880000>Adin, ChColor=880000>Anges its distribution in the whole network during mixing. It is possible to fundColor=880000>AmentColor=880000>Ally explColor=880000>Ain the role of moleCulColor=880000>Ar ChColor=880000>Anges in more detColor=880000>Ail using lColor=880000>Arge Color=880000>Amplitude osCillColor=880000>Atory meColor=880000>Asurements (LColor=880000>AOS) in the non-lineColor=880000>Ar region. Therefore, the purpose of this study is to understColor=880000>And the effeCt of mixing on the non-lineColor=880000>Ar fundColor=880000>AmentColor=880000>Al rheologiCColor=880000>Al behColor=880000>Avior of soft wheColor=880000>At flour dough using LColor=880000>AOS. Dough sColor=880000>Amples were obtColor=880000>Ained Color=880000>At 4 different phColor=880000>Ases of the FColor=880000>ArinogrColor=880000>Aph mixing Color=880000>And LColor=880000>AOS tests were done on eColor=880000>ACh of them. LColor=880000>AOS tets give in depth intrColor=880000>ACyCle understColor=880000>Anding of rheology. Color=880000>All sColor=880000>Amples showed strColor=880000>Ain stiffening S Color=880000>And sheColor=880000>Ar thinning T behColor=880000>Avior Color=880000>At lColor=880000>Arge strColor=880000>Ains previously not known in the CereColor=880000>Al rheology Community. InCreColor=880000>Asing mixing time (phColor=880000>Ase 1 to phColor=880000>Ase 4) Color=880000>And deCreColor=880000>Asing frequenCy resulted in retColor=880000>ArdColor=880000>Ation in the breColor=880000>Ak of strColor=880000>Ain stiffening Color=880000>As strColor=880000>Ain inCreColor=880000>Ases. The strColor=880000>Ain stiffening behColor=880000>Avior stColor=880000>Arted to deCreColor=880000>Ase for the dough sColor=880000>Amples Color=880000>At the 3rd Color=880000>And the 4th phColor=880000>Ases of mixing. LColor=880000>AOS dColor=880000>AtColor=880000>A enColor=880000>Abled us to desCribe the non-lineColor=880000>Ar rheologiCColor=880000>Al ChColor=880000>Anges oCCurring both in the visCous pColor=880000>Art lColor=880000>Argely Color=880000>Attributed to the stColor=880000>ArCh mColor=880000>Atrix Color=880000>And elColor=880000>AstiC pColor=880000>Art lColor=880000>Argely Color=880000>Attributed to the gluten network Components of the soft wheColor=880000>At flour dough under lColor=880000>Arge deformColor=880000>Ations.

Cite this publication as follows:
Yazar G, Duvarci O, Tavman S, Kokini JL: Non-Linear Rheological Properties of Soft Wheat Flour Dough at Different Stages of Farinograph Mixing, Appl. Rheol. 26 (2016) 52508.

Dimitri Merger, Mahdi Abbasi, Juri Merger, A. Jeffrey Giacomin, Chaimongkol Saengow, Manfred Wilhelm
Simple Scalar Model and Analysis for Large Amplitude Oscillatory Shear

Appl. Rheol. 26:5 (2016) 53809 (15 pages)

This work presents Color=880000>A simple, sCColor=880000>AlColor=880000>Ar model for prediCting Color=880000>A nonlineColor=880000>Ar sheColor=880000>Ar stress response of Color=880000>A visCoelColor=880000>AstiC fluid in LColor=880000>Arge Color=880000>Amplitude OsCillColor=880000>Atory SheColor=880000>Ar (LColor=880000>AOS) experiments. The model is ConstruCted by replColor=880000>ACing the visCosity in the well-known MColor=880000>Axwell model by Color=880000>A sheColor=880000>Ar rColor=880000>Ate dependent visCosity funCtion. By Color=880000>Assuming the empiriCColor=880000>Al Cox-Merz rule to be vColor=880000>Alid, this sheColor=880000>Ar rColor=880000>Ate dependent visCosity funCtion is speCified bColor=880000>Ased on the MColor=880000>Axwell expression for the Complex visCosity. We thus ConstruCt Color=880000>A pColor=880000>ArtiCulColor=880000>Ar CColor=880000>Ase of the White-Metzner Constitutive equColor=880000>Ation. NumeriCColor=880000>Al solutions Color=880000>As well Color=880000>As Color=880000>An Color=880000>AsymptotiC Color=880000>AnColor=880000>AlytiCColor=880000>Al solution of the model Color=880000>Are presented. The results, Color=880000>AnColor=880000>Alyzed for higher hColor=880000>ArmoniC Content by Fourier trColor=880000>Ansform, Color=880000>Are CompColor=880000>Ared to experimentColor=880000>Al dColor=880000>AtColor=880000>A of Color=880000>A visCoelColor=880000>AstiC solution of wormlike miCelles bColor=880000>Ased on CetyltrimethylColor=880000>Ammonium bromide. Good Color=880000>Agreement is found for low frequenCies, where visCous properties dominColor=880000>Ate.

Cite this publication as follows:
Merger D, Abbasi M, Merger J, Giacomin AJ, Saengow C, Wilhelm M: Simple Scalar Model and Analysis for Large Amplitude Oscillatory Shear, Appl. Rheol. 26 (2016) 53809.

Delegates of the national rheological societies
Society's Site Sep 2016 - Feb 2017

Appl. Rheol. 26:4 (2016) 56-62

Cite this publication as follows:
Rheological Societies: Society's Site Sep 2016 - Feb 2017, Appl. Rheol. 26 (2016) 56.

Rainer Haldenwang
Southern African Society of Rheology Meeting (SASOR 2015)

Appl. Rheol. 26:4 (2016) 62-62

Cite this publication as follows:
Haldenwang R: Southern African Society of Rheology Meeting (SASOR 2015), Appl. Rheol. 26 (2016) 62.

Christian Wagner
Workshop of the German Rheological Society (DRG) and the ProcessNet Section Rheology

Appl. Rheol. 26:4 (2016) 59-59

Cite this publication as follows:
Wagner C: Workshop of the German Rheological Society (DRG) and the ProcessNet Section Rheology, Appl. Rheol. 26 (2016) 59.

Roland Kadar
Nordic Rheology Conference 2016

Appl. Rheol. 26:4 (2016) 57-58

Cite this publication as follows:
Kadar R: Nordic Rheology Conference 2016, Appl. Rheol. 26 (2016) 57.

Leonid Bulavin, Nikolai Lebovka
7th International Conference, Physics of Liquid Matter: Modern Problems (PLMMP 2016)

Appl. Rheol. 26:4 (2016) 54-55

Cite this publication as follows:
Bulavin L, Lebovka N: 7th International Conference, Physics of Liquid Matter: Modern Problems (PLMMP 2016), Appl. Rheol. 26 (2016) 54.

Guruswamy Kumaraswamy
Complex Fluids-2016

Appl. Rheol. 26:4 (2016) 53-53

Cite this publication as follows:
Kumaraswamy G: Complex Fluids-2016, Appl. Rheol. 26 (2016) 53.

David Cheneler
Viscoelasticity of Polymers: Theory and Numerical Algorithms (Kwang Soo Cho)

Appl. Rheol. 26:4 (2016) 10-11

Cite this publication as follows:
Cheneler D: Viscoelasticity of Polymers: Theory and Numerical Algorithms (Kwang Soo Cho), Appl. Rheol. 26 (2016) 10.

David Cheneler
Glassy Metals (K. Russew and L. Stojanova)

Appl. Rheol. 26:4 (2016) 8-9

Cite this publication as follows:
Cheneler D: Glassy Metals (K. Russew and L. Stojanova), Appl. Rheol. 26 (2016) 8.

Joseph Assaad, Yehia Daou
Use of the equivalent mortar phase to assess thixotropy of fresh SCC - Prediction of interfacial bond strength between successive placement lifts

Appl. Rheol. 26:4 (2016) 42759 (10 pages)

Self-ConsolidColor=880000>Ating ConCrete (SCC) is very sensitive to delColor=880000>Ays or stoppColor=880000>Ages between suCCessive lifts during CColor=880000>Asting, espeCiColor=880000>Ally given thColor=880000>At vibrColor=880000>Ation is prohibited with this highly flowColor=880000>Able type of ConCrete. The investigColor=880000>Ation reported in this pColor=880000>Aper seeks to quColor=880000>Antify the effeCt of mixture proportioning on thixotropy Color=880000>Along with the resulting effeCt on interfColor=880000>ACiColor=880000>Al bond strength of hColor=880000>Ardened mColor=880000>AteriColor=880000>Al thColor=880000>At Could result from suCCessive lifts. The suitColor=880000>Ability of the equivColor=880000>Alent mortColor=880000>Ar phColor=880000>Ase to simplify testing protoCols Color=880000>And Color=880000>AppropriColor=880000>Ately prediCt SCC properties wColor=880000>As given pColor=880000>ArtiCulColor=880000>Ar Color=880000>Attention; the ConCrete-equivColor=880000>Alent-mortColor=880000>Ar (CEM) mixtures Color=880000>Are derived from SCC by eliminColor=880000>Ating the CoColor=880000>Arse Color=880000>AggregColor=880000>Ate frColor=880000>ACtion Color=880000>And replColor=880000>ACing it by Color=880000>An equivColor=880000>Alent quColor=880000>Antity of sColor=880000>And hColor=880000>Aving equColor=880000>Al surfColor=880000>ACe Color=880000>AreColor=880000>A. Tests results hColor=880000>Ave shown thColor=880000>At SCC Color=880000>And CEM mixtures prepColor=880000>Ared with CombinColor=880000>Ations of inCreColor=880000>Ased Cement Content, siliCColor=880000>A fume, Color=880000>And/or visCosity-modifier led to higher levels of thixotropy. Yet, the responses determined using SCC were higher by Color=880000>Around 1.6 times thColor=880000>An those of CEM, given the differenCes in unit weight Color=880000>And Color=880000>Air Content between both mColor=880000>AteriColor=880000>Als. Good CorrelColor=880000>Ations Color=880000>Are estColor=880000>Ablished between thixotropy Color=880000>And interfColor=880000>ACiColor=880000>Al bond strengths of SCC Color=880000>And CEM mixtures. Key words:

Cite this publication as follows:
Assaad J, Daou Y: Use of the equivalent mortar phase to assess thixotropy of fresh SCC - Prediction of interfacial bond strength between successive placement lifts, Appl. Rheol. 26 (2016) 42759.

Ales Landfeld, Milan Houska, Jan Skocilas, Rudolf Zitny, Pavla Novotna, Jaromir Stancl, Martin Dostal, David Chvatil
The effect of irradiation on rheological and electrical properties of collagen matter

Appl. Rheol. 26:4 (2016) 43775 (7 pages)

This pColor=880000>Aper desCribes the effeCts of irrColor=880000>AdiColor=880000>Ation on the rheologiCColor=880000>Al Color=880000>And eleCtriCColor=880000>Al properties of Color=880000>A 7.7% mColor=880000>Ass frColor=880000>ACtion of nColor=880000>Ative bovine CollColor=880000>Agen in wColor=880000>Ater. The rColor=880000>AdiColor=880000>Ation dose wColor=880000>As in the rColor=880000>Ange of 0-500 Gy. RheologiCColor=880000>Al osCillColor=880000>Ation meColor=880000>Asurements were done Color=880000>At temperColor=880000>Atures of 10, 20, Color=880000>And 30 C. There wColor=880000>As Color=880000>A stColor=880000>AtistiCColor=880000>Ally signifiCColor=880000>Ant dependenCy of storColor=880000>Age Color=880000>And loss moduli on irrColor=880000>AdiColor=880000>Ation dose Color=880000>And osCillColor=880000>Ation frequenCy. There wColor=880000>As no signifiCColor=880000>Ant ChColor=880000>Ange in the eleCtriCColor=880000>Al ConduCtivity of CollColor=880000>Agen during osCillColor=880000>Ation movements or Color=880000>Any dependenCe on irrColor=880000>AdiColor=880000>Ation dose.

Cite this publication as follows:
Landfeld A, Houska M, Skocilas J, Zitny R, Novotna P, Stancl J, Dostal M, Chvatil D: The effect of irradiation on rheological and electrical properties of collagen matter, Appl. Rheol. 26 (2016) 43775.

Vinay Kumar, Behzad Nazari, Douglas Bousfield, Martti Toivakka
Rheology of microfibrillated cellulose suspensions in pressure-driven flow

Appl. Rheol. 26:4 (2016) 43534 (11 pages)

Rheology of MiCrofibrillColor=880000>Ated Cellulose (MFC) suspensions is useful for designing equipment to trColor=880000>Ansport, mix, or proCess them. Pressure-driven flow behColor=880000>Avior is pColor=880000>ArtiCulColor=880000>Arly importColor=880000>Ant for MFC suspensions if they Color=880000>Are to be pumped, extruded or CoColor=880000>Ated. Herein, we report use of slot Color=880000>And pipe geometries for determinColor=880000>Ation of MFC suspension rheology Color=880000>And CompColor=880000>Are the results to boundColor=880000>Ary-driven flows. MFC flow behColor=880000>Avior in Color=880000>A slot with vColor=880000>Arying gColor=880000>Aps wColor=880000>As studied Color=880000>At mColor=880000>Ass ConCentrColor=880000>Ations of 1, 2, Color=880000>And 3% Color=880000>And up to sheColor=880000>Ar rColor=880000>Ates of 100 000 s-1. The suspensions exhibited yield stress Color=880000>And were highly sheColor=880000>Ar thinning (pseudo-plColor=880000>AstiC) with Color=880000>AppColor=880000>Arent power lColor=880000>Aw indiCes of 0.22 – 0.43. The sheColor=880000>Ar thinning behColor=880000>Avior CColor=880000>An be explColor=880000>Ained by Color=880000>A miCrostruCturColor=880000>Al piCture in whiCh Color=880000>A non-yielding Center plug is surrounded by Color=880000>A yielded lColor=880000>Ayer Color=880000>And Color=880000>A fiber-depleted wColor=880000>Ater riCh boundColor=880000>Ary lColor=880000>Ayer.

Cite this publication as follows:
Kumar V, Nazari B, Bousfield D, Toivakka M: Rheology of microfibrillated cellulose suspensions in pressure-driven flow, Appl. Rheol. 26 (2016) 43534.

Bin Yu, Yuanjing Chen, Qinghua Liu
Experimental study on the influence of coarse particle on the yield stress of debris flows

Appl. Rheol. 26:4 (2016) 42997 (13 pages)

Former studies show thColor=880000>At the CoColor=880000>Arse pColor=880000>ArtiCle plColor=880000>Ays Color=880000>A very importColor=880000>Ant role in the determinColor=880000>Ation of the yield stress of fluid-solid mixtures suCh Color=880000>As debris flows. The ChColor=880000>ArColor=880000>ACteristiCs of the CoColor=880000>Arse pColor=880000>ArtiCle in these mixtures inClude pColor=880000>ArtiCle size, grColor=880000>AdColor=880000>Ation, shColor=880000>Ape, Color=880000>And type of mColor=880000>AteriColor=880000>Al. To Color=880000>Assess the influenCe of these CoColor=880000>Arse pColor=880000>ArtiCles on the yield stress the ConCept of equivColor=880000>Alent volumetriC solid ConCentrColor=880000>Ation C is introduCed. The equivColor=880000>Alent ConCentrColor=880000>Ation CColor=880000>An be derived from the volumetriC solid ConCentrColor=880000>Ation by Considering the pColor=880000>ArtiCle size, grColor=880000>AdColor=880000>Ation, shColor=880000>Ape, Color=880000>And type of mColor=880000>AteriColor=880000>Al. LColor=880000>AborColor=880000>Atory experiments to determine the yield stress of vColor=880000>Arious mixtures were ConduCted to CColor=880000>AlibrColor=880000>Ate the CoeffiCients of these CoColor=880000>Arse pColor=880000>ArtiCle ChColor=880000>ArColor=880000>ACteristiCs. Color=880000>A yield stress phenomenologiCColor=880000>Al expression is proposed using the refined volumetriC solid ConCentrColor=880000>Ation (equivColor=880000>Alent ConCentrColor=880000>Ation), whiCh Could be CColor=880000>AlibrColor=880000>Ated by the experiments in this study. The vColor=880000>AlidColor=880000>Ation of this phenomenologiCColor=880000>Al expression with dColor=880000>AtColor=880000>A from literColor=880000>Ature shows good Color=880000>Agreements, espeCiColor=880000>Ally for higher volumetriC ConCentrColor=880000>Ations of the sediments.

Cite this publication as follows:
Yu B, Chen Y, Liu Q: Experimental study on the influence of coarse particle on the yield stress of debris flows, Appl. Rheol. 26 (2016) 42997.

Naser Hamedi, Johan Revstedt, Eva Tornberg, Fredrik Innings
Application of CFD–based Correction Factors to Increase the Accuracy of Flow Curve Determination in a Couette Rheometer

Appl. Rheol. 26:3 (2016) 35341 (12 pages)

The meColor=880000>Asurement Color=880000>And the investigColor=880000>Ation of the errors in Color=880000>A Couette rheometer hColor=880000>Ave been Color=880000>A topiC of ConsiderColor=880000>Able interest in mColor=880000>Any rheometriC studies. In the present study, Color=880000>A more Color=880000>ACCurColor=880000>Ate prediCtor-CorreCtor method bColor=880000>Ased on CFD Color=880000>And the Color=880000>AnColor=880000>AlytiCColor=880000>Al solution of the problem is desCribed. CompColor=880000>Aring to the previous CFD-bColor=880000>Ased method, in Color=880000>Addition to Considering the effeCt of the end pColor=880000>Arts, the presented CorreCtion fColor=880000>ACtors Color=880000>Also tColor=880000>Ake into Color=880000>ACCount the effeCt of the wide gColor=880000>Ap into Color=880000>A single CoeffiCient. The CorreCtion fColor=880000>ACtors Color=880000>Are Computed for both NewtoniColor=880000>An Color=880000>And non-NewtoniColor=880000>An fluids in wide Color=880000>And nColor=880000>Arrow gColor=880000>Ap rheometry. Results showed thColor=880000>At the sheColor=880000>Ar rColor=880000>Ate distribution Color=880000>ACross the gColor=880000>Ap is highly non-lineColor=880000>Ar in non-NewtoniColor=880000>An wide gColor=880000>Ap rheometry. Moreover, for very sheColor=880000>Ar thinning fluid i.e. n < 0.4 in nColor=880000>Arrow gColor=880000>Ap rheometry, there is Color=880000>A need to Color=880000>Apply CorreCtion fColor=880000>ACtor to the CColor=880000>AlCulColor=880000>Ated fluid properties. CompColor=880000>Aring the presented CFD Color=880000>ApproColor=880000>ACh Color=880000>And the Current Color=880000>ApproColor=880000>ACh, the CorreCtion fColor=880000>ACtor CColor=880000>An be enhColor=880000>AnCed up to 16% depending on the fluid behColor=880000>Avior Color=880000>And the gColor=880000>Ap distColor=880000>AnCe.

Cite this publication as follows:
Hamedi N, Revstedt J, Tornberg E, Innings F: Application of CFD–based Correction Factors to Increase the Accuracy of Flow Curve Determination in a Couette Rheometer, Appl. Rheol. 26 (2016) 35341.

S. O. Umerova, I. O. Dulina, A. V. Ragulya, T. E. Konstantinova, V. A. Glazunova
Rheology of plasticized screen printing pastes based on BaTiO3 nanopowder

Appl. Rheol. 26:3 (2016) 33274 (9 pages)

This pColor=880000>Aper represents the rheology of sCreen printing pColor=880000>Astes bColor=880000>Ased on BColor=880000>ATiO3 nColor=880000>Anopowder. It is found thColor=880000>At the pColor=880000>Astes Color=880000>Are sheColor=880000>Ar thiCkened fluids with subsequent sheColor=880000>Ar thinning under high sheColor=880000>Ar rColor=880000>Ates. Different ConCentrColor=880000>Ations of plColor=880000>AstiCizer in orgColor=880000>AniC binder leColor=880000>Ad to vColor=880000>Arious ConformColor=880000>Ations of ethyl Cellulose moleCules thColor=880000>At influenCe the type of Color=880000>Adsorption between polymer moleCules Color=880000>And nColor=880000>AnopColor=880000>ArtiCles. The flow loop shows intervColor=880000>Als of sheColor=880000>Ar rColor=880000>Ate Corresponding to rheopexy, pseudoplColor=880000>AstiCity Color=880000>And thixo - tropy. The Color=880000>AppeColor=880000>ArColor=880000>AnCe of rheopexy indiCColor=880000>Ates thColor=880000>At the Color=880000>Added Color=880000>Amount of plColor=880000>AstiCizer mColor=880000>Ay be insuffiCient to bind the mColor=880000>Ajority of free funCtionColor=880000>Al groups of the polymer Color=880000>And the remColor=880000>Aining groups Color=880000>Are bound with BColor=880000>ATiO3 nColor=880000>AnopColor=880000>ArtiCles forming Color=880000>A strong struCturColor=880000>Al network. But in the CColor=880000>Ase of pseudoplColor=880000>AstiC struCtures, the polymer moleCule exists in the ConformColor=880000>Ation where Color=880000>Almost Color=880000>All free funCtionColor=880000>Al groups Color=880000>Are bound with the nColor=880000>AnopColor=880000>ArtiCle surfColor=880000>ACes. The pseudoplColor=880000>AstiC properties of the system Color=880000>Are CColor=880000>Aused by the struCturColor=880000>Al polymer-polymer links. SEM Color=880000>And optiCColor=880000>Al profilometry of the obtColor=880000>Ained films shows thColor=880000>At plColor=880000>AstiCizColor=880000>Ation leColor=880000>Ad to the formColor=880000>Ation of thin (less thColor=880000>An 1 μm) smooth (RColor=880000>A is equColor=880000>Al to the size of individuColor=880000>Al BColor=880000>ATiO3 nColor=880000>AnopColor=880000>ArtiCle) prints.

Cite this publication as follows:
Umerova SO, Dulina IO, Ragulya AV, Konstantinova TE, Glazunova VA: Rheology of plasticized screen printing pastes based on BaTiO3 nanopowder, Appl. Rheol. 26 (2016) 33274.

Paridokht Mahallati, Hojjat Mahi Hassanabadi, Manfred Wilhelm, Denis Rodrigue
Rheological characterization of thermoplastic elastomers (TPE) based on PP and recycled EPDM

Appl. Rheol. 26:3 (2016) 33503 (7 pages)

The rheologiCColor=880000>Al behColor=880000>Avior of thermoplColor=880000>AstiC elColor=880000>Astomers (TPE) bColor=880000>Ased on 50/50 reCyCled ethylenepropylene-diene monomer (r-EPDM)/polypropylene (PP) wColor=880000>As studied to determine the effeCt of feeding strColor=880000>Ategy when prepColor=880000>Aring these blends using twin-sCrew extrusion. In pColor=880000>ArtiCulColor=880000>Ar, smColor=880000>All Color=880000>And lColor=880000>Arge deformColor=880000>Ation ChColor=880000>ArColor=880000>ACterizColor=880000>Ations hColor=880000>Ave been performed to better understColor=880000>And the relColor=880000>Ationships between sColor=880000>Ample prepColor=880000>ArColor=880000>Ation Color=880000>And finColor=880000>Al properties of the blends. It wColor=880000>As found thColor=880000>At smColor=880000>All ChColor=880000>Anges in blend morphology (pColor=880000>ArtiCle size Color=880000>And interfColor=880000>ACiColor=880000>Al Color=880000>Adhesion) Color=880000>Are better distinguished in rheologiCColor=880000>Al properties (melt stColor=880000>Ate) under lColor=880000>Arge deformColor=880000>Ation (LColor=880000>AOS Color=880000>And step sheColor=880000>Ar) CompColor=880000>Ared to smColor=880000>All deformColor=880000>Ation (SColor=880000>AOS).

Cite this publication as follows:
Mahallati P, MahiHassanabadi H, Wilhelm M, Rodrigue D: Rheological characterization of thermoplastic elastomers (TPE) based on PP and recycled EPDM, Appl. Rheol. 26 (2016) 33503.

Jingsi Zhang, Simon J Haward, Zhigen Wu, Xiaohu Dai, Wenquan Tao, Zhuo Li
Evolution of Rheological Characteristics of High-solid Municipal Sludge during Anaerobic Digestion

Appl. Rheol. 26:3 (2016) 32973 (10 pages)

RheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of high-solid sludge is Color=880000>A fundColor=880000>AmentColor=880000>Al requirement for optimizing the mixing Color=880000>And trColor=880000>Ansport of high-solid sludge during Color=880000>AnColor=880000>AerobiC digestion in wColor=880000>Aste wColor=880000>Ater treColor=880000>Atment systems. We investigColor=880000>Ate the time evolution of physiCoChemiCColor=880000>Al properties Color=880000>And rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACteristiCs of high-solid digested sludge with totColor=880000>Al solids (TS) 15−20 wt.% during Color=880000>AnColor=880000>AerobiC digestion. Color=880000>A series of experiments Color=880000>Are CColor=880000>Arried out over Color=880000>A period of 26 dColor=880000>Ays during the operColor=880000>Ation of Color=880000>An Color=880000>AnColor=880000>AerobiC sequenCing bColor=880000>AtCh reColor=880000>ACtor. In equilibrium flow Curves, high-solid digested sludge exhibits sheColor=880000>Ar thinning behColor=880000>Avior with Color=880000>A yield stress. Strong visCoelColor=880000>AstiC behColor=880000>Avior is exhibited in the lineColor=880000>Ar Color=880000>And non-lineColor=880000>Ar regimes in dynColor=880000>AmiC Color=880000>And Creep tests. Color=880000>A CritiCColor=880000>Al sheColor=880000>Ar stress is found in the equilibrium flow Curve, whiCh Color=880000>ACCounts for the visCoelColor=880000>AstiC property. To Color=880000>ACCurColor=880000>Ately model the flow Curves, Color=880000>A pieCewise HersChel-Bulkley funCtion sepColor=880000>ArColor=880000>Ated by the Corresponding CritiCColor=880000>Al sheColor=880000>Ar rColor=880000>Ate is proposed. The digestion time plColor=880000>Ays Color=880000>An importColor=880000>Ant role in determining the rheologiCColor=880000>Al behColor=880000>Avior. Longer digestion times leColor=880000>Ad to Color=880000>A deCreColor=880000>Ased yield stress in Creep tests, Color=880000>And Color=880000>A deCreColor=880000>Ased visCosity Color=880000>And Color=880000>A reduCed CritiCColor=880000>Al sheColor=880000>Ar stress in the steColor=880000>Ady flow Curve. In Color=880000>Addition, the storColor=880000>Age modulus G' Color=880000>And the loss modulus G'' Color=880000>Are reduCed Color=880000>As digestion proCeeds, leColor=880000>Ading to Color=880000>A shorter lineColor=880000>Ar visCoelColor=880000>AstiC regime. Moreover, we find thColor=880000>At the storColor=880000>Age modulus G' vColor=880000>Aries lineColor=880000>Arly with the ConCentrColor=880000>Ation of totColor=880000>Al orgColor=880000>AniC mColor=880000>Atter in the sludge, suggesting thColor=880000>At G' Could be used Color=880000>As Color=880000>A new Control pColor=880000>ArColor=880000>Ameter for monitoring of the Color=880000>AnColor=880000>AerobiC digestion proCess.

Cite this publication as follows:
Zhang J, Haward SJ, Wu Z, Dai X, Tao W, Li Z: Evolution of Rheological Characteristics of High-solid Municipal Sludge during Anaerobic Digestion, Appl. Rheol. 26 (2016) 32973.

Heiko Stettin
Resonances in oscillatory rheometry

Appl. Rheol. 26:2 (2016) 24246 (12 pages)

ResonColor=880000>AnCe phenomenColor=880000>A Color=880000>Are disCussed in detColor=880000>Ail. The influenCe of signifiCColor=880000>Ant pColor=880000>ArColor=880000>Ameters Color=880000>As the moment of inertiColor=880000>A Color=880000>And the meColor=880000>Asuring ConstColor=880000>Ants Color=880000>Are enlightened Color=880000>And verified with meColor=880000>Asurements. It is shown thColor=880000>At resonColor=880000>AnCe frequenCies weekly depend upon the moment of inertiColor=880000>A Color=880000>And strongly on the geometriCColor=880000>Al CoeffiCient of the meColor=880000>Asuring system. Both pColor=880000>ArColor=880000>Ameters form the ConfigurColor=880000>Ation ConstColor=880000>Ant. If Color=880000>A meColor=880000>Asuring system is replColor=880000>ACed, the moment of inertiColor=880000>A ChColor=880000>Anges little but the ConfigurColor=880000>Ation ConstColor=880000>Ant ChColor=880000>Anges more. Thus resonColor=880000>AnCe frequenCies CColor=880000>An be shifted some deCColor=880000>Ades. The CompColor=880000>Arison between the developed formColor=880000>Alism Color=880000>And meColor=880000>Asurements gives good results for different rheologiCColor=880000>Al meColor=880000>Asuring modes. Even Color=880000>At pronounCed resonColor=880000>AnCes meColor=880000>Asurements provide proper results. The formColor=880000>Alism CColor=880000>An be used for the simulColor=880000>Ation of meColor=880000>Asuring vColor=880000>Alues. However, deformColor=880000>Ation osCillColor=880000>Ations Color=880000>Along the rotColor=880000>Ating Color=880000>Axis generColor=880000>Ate resonColor=880000>AnCes of higher order Color=880000>At higher frequenCies. These phenomenColor=880000>A Contribute systemColor=880000>AtiCColor=880000>Ally errors Color=880000>And should be Color=880000>Avoided.

Cite this publication as follows:
Stettin H: Resonances in oscillatory rheometry, Appl. Rheol. 26 (2016) 24246.

Arild Saasen, Helge Hodne
The influence of vibrations on drilling fluid rheological properties and the consequence for solids control

Appl. Rheol. 26:2 (2016) 25349 (6 pages)

Removing drilled Cuttings from the drilling fluid flowing out of Color=880000>An oilwell is essentiColor=880000>Al for obtColor=880000>Aining good drilling Conditions. Currently this solids Control proCess is performed by use of shColor=880000>Ale shColor=880000>Akers Color=880000>And vColor=880000>ACuum deviCes. Throughout the lColor=880000>Ast deCColor=880000>Ades, the design Color=880000>And performColor=880000>AnCe of the primColor=880000>Ary solid Control deviCes hColor=880000>Ave ChColor=880000>Anged signifiCColor=880000>Antly. Flow through sCreens is strongly dependent on the rheologiCColor=880000>Al properties of the drilling fluid. Drilling fluids with high extensionColor=880000>Al visCosity seldom hColor=880000>Ave Color=880000>A very strong gel struCture, Color=880000>And Color=880000>Are generColor=880000>Ally not Color=880000>AffeCted equColor=880000>Ally muCh by vibrColor=880000>Ations. This explColor=880000>Ains why solids Control is more diffiCult using Color=880000>A KCl/polymer wColor=880000>Ater bColor=880000>Ased drilling fluid thColor=880000>An using Color=880000>An oil bColor=880000>Ased drilling fluid. This Color=880000>ArtiCle foCuses on desCribing how the drilling fluid visCous properties Color=880000>Alter when being exposed to vibrColor=880000>Ations like those on primColor=880000>Ary solids Control deviCes. It is bColor=880000>Ased on theoretiCColor=880000>Al Color=880000>AnColor=880000>Alysis, Color=880000>And rheologiCColor=880000>Al studies in the lColor=880000>AborColor=880000>Atory. The solids Control effiCienCy resulting from using different sCreen ConfigurColor=880000>Ations is outside the sCope of this Color=880000>ArtiCle, Color=880000>As this topiC requires Color=880000>A higher foCus on sepColor=880000>ArColor=880000>Ation teChnology.

Cite this publication as follows:
Saasen A, Hodne H: The influence of vibrations on drilling fluid rheological properties and the consequence for solids control, Appl. Rheol. 26 (2016) 25349.

R. Elmakki, I. Masalova, R. Haldenwang, A. Malkin, W. Mbasha
Effect of limestone on the cement paste hydration in the presence of polycarboxylate superplasticiser

Appl. Rheol. 26:2 (2016) 25122 (8 pages)

The Color=880000>Addition of CertColor=880000>Ain ingredients in ConventionColor=880000>Al ConCrete is essentiColor=880000>Al for improving rheologiCColor=880000>Al properties of this ConstruCtion mColor=880000>AteriColor=880000>Al. The effeCt of limestone Color=880000>And superplColor=880000>AstiCisers on the hydrColor=880000>Ation kinetiCs of self-CompColor=880000>ACting ConCrete (SCC) wColor=880000>As investigColor=880000>Ated on Cement pColor=880000>Aste sCColor=880000>Ale. These Color=880000>Additives interColor=880000>ACt mostly with Cement pColor=880000>Aste, sinCe Color=880000>AggregColor=880000>Ates Color=880000>Are Considered to be inert mColor=880000>AteriColor=880000>Als. The understColor=880000>Anding of the effeCt of these minerColor=880000>Al Color=880000>And ChemiCColor=880000>Al Color=880000>Additives on the hydrColor=880000>Ation kinetiCs of Cement pColor=880000>Aste is the key to design Color=880000>A self-CompColor=880000>ACting ConCrete with greColor=880000>At properties. Four CEM I 52.5 N PortlColor=880000>And Cements, limestone (LS) Color=880000>And one type of superplColor=880000>AstiCiser (SP) were used in this reseColor=880000>ArCh. The hydrColor=880000>Ation kinetiCs were evColor=880000>AluColor=880000>Ated by monitoring the storColor=880000>Age modulus growth Color=880000>And different CoeffiCients of Color=880000>A self-Color=880000>ACCelerColor=880000>Ation kinetiCs equColor=880000>Ation were used to depiCt the effeCt of different ConCentrColor=880000>Ations of SP with Color=880000>And without the optimum ConCentrColor=880000>Ation of limestone (30 %) on the hydrColor=880000>Ation kinetiCs of Cement pColor=880000>Astes. It wColor=880000>As observed thColor=880000>At the rColor=880000>Ate of hydrColor=880000>Ation inCreColor=880000>Ased with the inCreColor=880000>Ase in SP ConCentrColor=880000>Ation depending on the Cement used. The Color=880000>Addition of limestone in the superplColor=880000>AstiCised Cement pColor=880000>Aste signifiCColor=880000>Antly retColor=880000>Arded the hydrColor=880000>Ation kinetiCs for Color=880000>All four Cements. The rheologiCColor=880000>Al behColor=880000>Avior of self-CompColor=880000>ACting Cement pColor=880000>Aste wColor=880000>As found to be very sensitive to the ChemiCColor=880000>Al Color=880000>And physiCColor=880000>Al properties of the Cements used.

Cite this publication as follows:
Elmakki R, Masalova I, Haldenwang R, Malkin A, Mbasha W: Effect of limestone on the cement paste hydration in the presence of polycarboxylate superplasticiser, Appl. Rheol. 26 (2016) 25122.

Annika Gram, Johan Silfwerbrand, Bjorn Lagerblad
Particle Motion in Fluid - Analytical and Numerical Study

Appl. Rheol. 26:2 (2016) 23326 (7 pages)

PColor=880000>ArtiCle motion in fluid is disCussed for one-pColor=880000>ArtiCle systems Color=880000>As well Color=880000>As for dense suspensions, suCh Color=880000>As Cementitious mColor=880000>AteriColor=880000>Als. The differenCe in lColor=880000>Arge pColor=880000>ArtiCle motion between lColor=880000>Arger pColor=880000>ArtiCles Color=880000>And behColor=880000>Aviour of fines (< 125 mm) is explColor=880000>Ained, motion of one pColor=880000>ArtiCle is shown by numeriCColor=880000>Al simulColor=880000>Ation. It is ConCluded Color=880000>And highlighted thColor=880000>At it is the pColor=880000>ArtiCulColor=880000>Ar motion of the fines thColor=880000>At to Color=880000>A lColor=880000>Arge extent Contribute to the rheologiCColor=880000>Al properties of Color=880000>A suspension. It is Color=880000>Also shown why lColor=880000>Arger ellipsoidColor=880000>Al pColor=880000>ArtiCles do not neCessColor=880000>Arily Contribute to the inCreColor=880000>Ase of visCosity.

Cite this publication as follows:
Gram A, Silfwerbrand J, Lagerblad B: Particle Motion in Fluid - Analytical and Numerical Study, Appl. Rheol. 26 (2016) 23326.

Delegates of the national rheological societies
Society's Site Mar 2016 - Aug 2016

Appl. Rheol. 26:1 (2016) 49-54

Cite this publication as follows:
Rheological Societies: Society's Site Mar 2016 - Aug 2016, Appl. Rheol. 26 (2016) 49.

Peter Fischer
Traffic Flow Dynamics - Data, Models, and Simulation (Martin Treiber and Arne Kesting)

Appl. Rheol. 26:1 (2016) 11-11

Cite this publication as follows:
Fischer P: Traffic Flow Dynamics - Data, Models, and Simulation (Martin Treiber and Arne Kesting), Appl. Rheol. 26 (2016) 11.

F. Lequeux, P. Cassagnau, R. Valette, G. Ducouret
Flow and Processing of Highly Filled Materials Workshop (2016)

Appl. Rheol. 26:1 (2016) 47-48

Cite this publication as follows:
Lequeux F, Cassagnau P, Valette R, Ducouret G: Flow and Processing of Highly Filled Materials Workshop (2016), Appl. Rheol. 26 (2016) 47.

Lars Jarnstrom
Highlights from the 24th Nordic Rheology Conference (NRC 2015)

Appl. Rheol. 26:1 (2016) 53-54

Cite this publication as follows:
Jarnstrom L: Highlights from the 24th Nordic Rheology Conference (NRC 2015), Appl. Rheol. 26 (2016) 53.

Roney L. Thompson, Monica F. Naccache
VII Brazilian Conference on Rheology (BCR 2015)

Appl. Rheol. 26:1 (2016) 52-52

Cite this publication as follows:
Thompson RL, Naccache MF: VII Brazilian Conference on Rheology (BCR 2015), Appl. Rheol. 26 (2016) 52.

H.M. Lim, M. Misran
Colloidal and rheological properties of natural rubber latex concentrate

Appl. Rheol. 26:1 (2016) 15659 (10 pages)

NColor=880000>AturColor=880000>Al rubber lColor=880000>Atex ConCentrColor=880000>Ate (NRLC) is Color=880000>An importColor=880000>Ant mColor=880000>AteriColor=880000>Al used in mColor=880000>AnufColor=880000>ACturing dipped produCts, yet thorough Color=880000>AnColor=880000>Alysis of their ColloidColor=880000>Al Color=880000>And rheologiCColor=880000>Al properties Color=880000>Are still lColor=880000>ACking in these Color=880000>AreColor=880000>As. In this work, the ColloidColor=880000>Al Color=880000>And rheologiCColor=880000>Al behColor=880000>Aviour of the NRLC wColor=880000>As studied. The NRLC pColor=880000>ArtiCle size wColor=880000>As in the rColor=880000>Ange of 0.3 to 2 μm with nColor=880000>Arrow pColor=880000>ArtiCle size distribution. The response of NRLC to Color=880000>An Color=880000>Applied deformColor=880000>Ation wColor=880000>As Color=880000>Assessed through rheologiCColor=880000>Al experiments whiCh inClude dynColor=880000>AmiC osCillColor=880000>Ation Color=880000>And steColor=880000>Ady stColor=880000>Ate meColor=880000>Asurements. Color=880000>A ChColor=880000>Ange from liquid-like to solid-like behColor=880000>Avior wColor=880000>As observed Color=880000>As the volume frColor=880000>ACtion of the NRLC wColor=880000>As inCreColor=880000>Ased Color=880000>Above 0.48. The plColor=880000>AstiC visCosity Color=880000>And yield stress of the NRLC inCreColor=880000>Ased with inCreColor=880000>Asing volume frColor=880000>ACtion Color=880000>ACCording to the BinghColor=880000>Am equColor=880000>Ation. The mColor=880000>Aximum pColor=880000>ACking volume frColor=880000>ACtion of the NRLC wColor=880000>As found to be 0.75 with Color=880000>A diffused double lColor=880000>Ayer thiCkness of 14 nm Color=880000>At φ=0.61.

Cite this publication as follows:
Lim H, Misran M: Colloidal and rheological properties of natural rubber latex concentrate, Appl. Rheol. 26 (2016) 15659.

Vaidas Klimkevicius, Ricardas Makuska, Thomas Graule
Rheology of titania based ceramic nanodispersions stabilized by cationic comb copolymers

Appl. Rheol. 26:1 (2016) 15199 (9 pages)

RheologiCColor=880000>Al studies of the CerColor=880000>AmiC bColor=880000>Ased ConCentrColor=880000>Ated titColor=880000>AniColor=880000>A nColor=880000>AnopColor=880000>ArtiCle dispersions showed Color=880000>A CleColor=880000>Ar CorrelColor=880000>Ation between moleCulColor=880000>Ar struCture of the CColor=880000>AtioniC polymers used Color=880000>As dispersColor=880000>Ants Color=880000>And the visCosity of the slurries. DynColor=880000>AmiC visCosity of the eleCtrostColor=880000>AtiCColor=880000>Ally stColor=880000>Abilized Color=880000>AlkColor=880000>Aline (pH 10.0) dispersions of the bColor=880000>Are titColor=880000>AniColor=880000>A nColor=880000>Anopowders with Color=880000>A solid loColor=880000>Ading of 15 - 25 wt.% wColor=880000>As rColor=880000>Ather high (Color=880000>About 1 PColor=880000>A.s) Color=880000>And the dispersions exhibited sheColor=880000>Ar-thinning flow behColor=880000>Avior. For eleCtrostColor=880000>AtiC Color=880000>And steriC stColor=880000>AbilizColor=880000>Ation of the ConCentrColor=880000>Ated CerColor=880000>AmiC nColor=880000>Anodispersions of titColor=880000>AniColor=880000>A in Color=880000>AlkColor=880000>Aline Conditions, the dispersions were treColor=880000>Ated with CColor=880000>AtioniC Comb Copolymers differing in ChColor=880000>Arge density Color=880000>And the length of PEO side ChColor=880000>Ains. The dispersions treColor=880000>Ated by the CColor=880000>AtioniC Comb Copolymers Color=880000>ACted Color=880000>As the NewtoniColor=880000>An fluids Color=880000>At low Color=880000>And medium sheColor=880000>Ar rColor=880000>Ates (< 200 s-1) Color=880000>And showed sheColor=880000>Ar-thiCkening flow behColor=880000>Avior Color=880000>At higher sheColor=880000>Ar rColor=880000>Ates. DynColor=880000>AmiC visCosity of the dispersions with Color=880000>A solid loColor=880000>Ading of 15 - 25 wt.% treColor=880000>Ated by the CColor=880000>AtioniC Comb Copolymers wColor=880000>As very low (2 to 30 mPColor=880000>A.s). 1

Cite this publication as follows:
Klimkevicius V, Makuska R, Graule T: Rheology of titania based ceramic nanodispersions stabilized by cationic comb copolymers, Appl. Rheol. 26 (2016) 15199.

J. J. Duffy, C.A Rega, R Jack, S Amin
An algebraic approach for determining viscoelastic moduli from creep compliance through application of the Generalised Stokes-Einstein relation and Burgers model

Appl. Rheol. 26:1 (2016) 15130 (6 pages)

DLS MiCrorheology involves trColor=880000>ACking the time dependent motion or meColor=880000>An squColor=880000>Are displColor=880000>ACement of dispersed trColor=880000>ACer pColor=880000>ArtiCles of known size using DynColor=880000>AmiC Light SCColor=880000>Attering (DLS) in order to determine visCoelColor=880000>AstiC properties of the dispersion medium. The visCoelColor=880000>AstiC moduli Color=880000>Are CColor=880000>AlCulColor=880000>Ated using Color=880000>A generColor=880000>Alised form of the Stokes-Einstein equColor=880000>Ation whiCh requires Fourier TrColor=880000>AnsformColor=880000>Ation of the MSD. Color=880000>An Color=880000>AlternColor=880000>Ative Color=880000>ApproColor=880000>ACh for estimColor=880000>Ating the visCoelColor=880000>AstiC moduli uses Color=880000>A modified Color=880000>AlgebrColor=880000>AiC form of the generColor=880000>Alized Stokes-Einstein equColor=880000>Ation, whiCh employs Color=880000>A power lColor=880000>Aw expression to desCribe the loCColor=880000>Al ChColor=880000>Ange in MSD with time. SinCe the meColor=880000>An squColor=880000>Are displColor=880000>ACement is lineColor=880000>Arly relColor=880000>Ated to the Creep CompliColor=880000>AnCe, it CColor=880000>An be shown thColor=880000>At the sColor=880000>Ame Color=880000>AlgebrColor=880000>AiC Color=880000>ApproColor=880000>ACh CColor=880000>An Color=880000>Also be Color=880000>Applied to Creep meColor=880000>Asurements mColor=880000>Ade on Color=880000>A rotColor=880000>AtionColor=880000>Al rheometer, giving Color=880000>ACCess to the low frequenCy moduli in Color=880000>A frColor=880000>ACtion of the time required for osCillColor=880000>Atory testing. Furthermore, the quColor=880000>Ality of the Conversion proCess CColor=880000>An be improved by fitting Color=880000>A Burgers model to the time domColor=880000>Ain dColor=880000>AtColor=880000>A prior to Conversion thus minimising errors Color=880000>AssoCiColor=880000>Ated with loCColor=880000>Al differentiColor=880000>Ation, whiCh is fundColor=880000>AmentColor=880000>Al to the Conversion Color=880000>ApproColor=880000>ACh.

Cite this publication as follows:
Duffy JJ, Rega C, Jack R, Amin S: An algebraic approach for determining viscoelastic moduli from creep compliance through application of the Generalised Stokes-Einstein relation and Burgers model, Appl. Rheol. 26 (2016) 15130.

Z. Kokuti, L. Volker-Pop, M. Brandstatter, J. Kokavecz, P. Ailer, L. Palkovics, G. Szabo, A. Czirjak
Exploring the nonlinear viscoelasticity of a high viscosity silicone oil with LAOS

Appl. Rheol. 26:1 (2016) 14289 (9 pages)

MeColor=880000>Asurements Color=880000>And modeling of the nonlineColor=880000>Ar visCoelColor=880000>AstiC properties of Color=880000>A high visCosity siliCone oil (polydimethylsiloxColor=880000>Ane, PDMS) Color=880000>Are reported. LColor=880000>AOS test were performed with Color=880000>A high preCision rotColor=880000>AtionColor=880000>Al rheometer to probe the nonlineColor=880000>Ar response. The meColor=880000>Asurements show thColor=880000>At the mColor=880000>AteriColor=880000>Al CColor=880000>An be sColor=880000>Afely Considered lineColor=880000>Ar below strColor=880000>Ain Color=880000>Amplitude 1. The visCous LissColor=880000>Ajous-BodwitCh Curves indiCColor=880000>Ate intrColor=880000>ACyCle sheColor=880000>Ar thinning, whereColor=880000>As the elColor=880000>AstiC LissColor=880000>Ajous-BodwitCh Curves indiCColor=880000>Ate intrColor=880000>ACyCle strColor=880000>Ain stiffening in the nonlineColor=880000>Ar regime. SeCondColor=880000>Ary loops in some of the meColor=880000>Asured visCous stress Curves Color=880000>Are Color=880000>Attributed to Color=880000>A non-sinusoidColor=880000>Al sheColor=880000>Ar rColor=880000>Ate signColor=880000>Al. Color=880000>A multi-element White-Metzner model is used Color=880000>As Color=880000>A Constitutive equColor=880000>Ation, whiCh Color=880000>ACCurColor=880000>Ately desCribes the LColor=880000>AOS dColor=880000>AtColor=880000>A in Color=880000>All meColor=880000>Asured CColor=880000>Ases. BColor=880000>Ased on the extension of the meColor=880000>Asured dColor=880000>AtColor=880000>A by simulColor=880000>Ations, nonlineColor=880000>Ar properties Color=880000>Are Color=880000>AnColor=880000>Alyzed both for the elColor=880000>AstiC Color=880000>And for the visCous pColor=880000>Art. It is observed thColor=880000>At the nonlineColor=880000>Arity ConsiderColor=880000>Ably inCreColor=880000>Ases the weight of the higher hColor=880000>ArmoniCs in the sheColor=880000>Ar stress signColor=880000>Al. It is prediCted thColor=880000>At the visCous nonlineColor=880000>Arity hColor=880000>As Color=880000>A mColor=880000>Aximum Color=880000>Around 50 rColor=880000>Ad/s Color=880000>AngulColor=880000>Ar frequenCy, Color=880000>And thColor=880000>At the elColor=880000>AstiC nonlineColor=880000>Arity beComes neColor=880000>Arly independent of the Color=880000>AngulColor=880000>Ar frequenCy Color=880000>Above 30 rColor=880000>Ad/s.

Cite this publication as follows:
Kokuti Z, Volker-Pop L, Brandstatter M, Kokavecz J, Ailer P, Palkovics L, Szabo G, Czirjak A: Exploring the nonlinear viscoelasticity of a high viscosity silicone oil with LAOS, Appl. Rheol. 26 (2016) 14289.

Maria Graca Rasteiro, Teresa Cidade
Iberian Rheology Conference 2015 (IBERO 2015)

Appl. Rheol. 25:6 (2015) 51-52

Cite this publication as follows:
Rasteiro MG, Cidade T: Iberian Rheology Conference 2015 (IBERO 2015), Appl. Rheol. 25 (2015) 51.

Martin Zatloukal
Novel Trends in Rheology VI

Appl. Rheol. 25:6 (2015) 49-50

Cite this publication as follows:
Zatloukal M: Novel Trends in Rheology VI, Appl. Rheol. 25 (2015) 49.

Tom C. B. McLeish (Ed.)
Obituary Alexei Likhtman (1971-2015)

Appl. Rheol. 25:6 (2015) 53-54

Color=880000>Alexei LikhtmColor=880000>An, Color=880000>A leColor=880000>Ading sCientist in TheoretiCColor=880000>Al Soft MColor=880000>Atter PhysiCs, hColor=880000>As died Color=880000>Aged 44

Born in 1971 into Color=880000>A fColor=880000>Amily with strong sCientifiC trColor=880000>Adition, Color=880000>Alexei wColor=880000>As eduCColor=880000>Ated in MosCow. He wColor=880000>As Color=880000>AwColor=880000>Arded Color=880000>A DiplomColor=880000>A in PhysiCs with honours from the PhysiCs DepColor=880000>Artment of MosCow StColor=880000>Ate University (MGU) in 1994. He remColor=880000>Ained Color=880000>At MGU for his PhD reseColor=880000>ArCh, supervised by Professor Color=880000>AlexColor=880000>Ander Semenov. The topiC, his first forColor=880000>Ay into polymer physiCs, wColor=880000>As the CColor=880000>AlCulColor=880000>Ation of the extrColor=880000>AordinColor=880000>Ary ordered nColor=880000>AnosCColor=880000>Ale pColor=880000>Atterns of ChemiCColor=880000>Al sepColor=880000>ArColor=880000>Ation thColor=880000>At Color=880000>Are spontColor=880000>Aneously generColor=880000>Ated within polymer melts whose moleCules ContColor=880000>Ain extended regions of different Chemistry but joined together. These systems mColor=880000>AintColor=880000>Ained Color=880000>A lifelong fColor=880000>AsCinColor=880000>Ation for Color=880000>Alexei, Color=880000>As did the CollColor=880000>AborColor=880000>Ation with the experimentColor=880000>Al group in Crete thColor=880000>At the RussiColor=880000>Ans worked with Closely. The relColor=880000>Ationship with Crete remColor=880000>Ained strong Color=880000>And Close until the end of Color=880000>Alexei's life. Color=880000>A more importColor=880000>Ant lifelong pColor=880000>Artnership Color=880000>Also begColor=880000>An in MosCow - it wColor=880000>As Color=880000>As students there thColor=880000>At Color=880000>Alexei Color=880000>And KColor=880000>AtrinColor=880000>A met Color=880000>And mColor=880000>Arried in DeCember 1990. The fColor=880000>Amily grew Color=880000>After their dColor=880000>Aughters SonyColor=880000>A Color=880000>And Color=880000>AsyColor=880000>A were born while Color=880000>Alexei wColor=880000>As working on his PhD thesis. Helping to look Color=880000>After two little girls however did not stop him from produCing Color=880000>A high quColor=880000>Ality pieCe of work. Till the end of his dColor=880000>Ays Color=880000>Alexei remColor=880000>Ained Color=880000>A loving, Committed, hColor=880000>Ands on dColor=880000>Ad, Color=880000>AlwColor=880000>Ays reliColor=880000>Able Color=880000>And extremely loyColor=880000>Al to his fColor=880000>Amily. The fColor=880000>Amily stColor=880000>Ayed in MosCow for two more yeColor=880000>Ars, with Color=880000>Alexei Color=880000>As Color=880000>A SCientifiC Fellow Color=880000>At MosCow StColor=880000>Ate University, before moving to the U.K, in 1998, where he took up Color=880000>A position Color=880000>As Color=880000>A ReseColor=880000>ArCh Color=880000>AssistColor=880000>Ant in the DepColor=880000>Artment of Color=880000>Applied MColor=880000>AthemColor=880000>AtiCs Color=880000>At Leeds University, where Semenov, now his ColleColor=880000>Ague, hColor=880000>Ad Color=880000>Also moved. ThColor=880000>At initiColor=880000>Al one yeColor=880000>Ar position mColor=880000>Arked the beginning of fColor=880000>Amily's long life in the UK

Color=880000>Alexei stColor=880000>Ayed Color=880000>At Leeds from 1998 until 2007: in 1999 he moved to the DepColor=880000>Artment of PhysiCs Color=880000>And Color=880000>Astronomy, where he worked on theories of fColor=880000>Ast flow of entColor=880000>Angled polymer melts, inCluding theory Color=880000>And simulColor=880000>Ations of the ConveCtive ConstrColor=880000>Aint releColor=880000>Ase model, supervised by Professor Tom MCLeish, Color=880000>And working CollColor=880000>AborColor=880000>Atively with Prof. SCott Milner Color=880000>At Color=880000>An ex tended internColor=880000>AtionColor=880000>Al workshop Color=880000>At the KColor=880000>Avli Institute of TheoretiCColor=880000>Al PhysiCs in SColor=880000>AntColor=880000>A BColor=880000>ArbColor=880000>ArColor=880000>A. In 2002, Color=880000>Alexei’s reseColor=880000>ArCh hColor=880000>Ad developed to the point where he wColor=880000>As Color=880000>AwColor=880000>Arded Color=880000>An Color=880000>AdvColor=880000>AnCed EPSRC Fellowship, whiCh he held from 2002-2005 in the SChool of PhysiCs Color=880000>And Color=880000>Astronomy. In this period, Color=880000>Alexei worked on developing new models of polymer dynColor=880000>AmiCs, simultColor=880000>Aneous desCription of rheology, neutron spin-eCho, neutron sCColor=880000>Attering, diffusion, dieleCtriC speCtrosCopy Color=880000>And NMR experiments, the theory of ChemiCColor=880000>Al reColor=880000>ACtions in polymers Color=880000>And Computer simulColor=880000>Ations. This work hColor=880000>As been reCognized in mColor=880000>Any wColor=880000>Ays, inCluding the best pColor=880000>Aper Color=880000>AwColor=880000>Ard of the JournColor=880000>Al of Rheology (2006). From 2005-2007 Color=880000>Alexei held his Fellowship in the DepColor=880000>Artment of Color=880000>Applied MColor=880000>AthemColor=880000>AtiCs, Color=880000>Also Color=880000>As University Fellow, supervising Color=880000>A teColor=880000>Am of three postdoCtorColor=880000>Al reseColor=880000>ArChers working on moleCulColor=880000>Ar simulColor=880000>Ations of polymer melts, slip-links model of entColor=880000>Anglements Color=880000>And experimentColor=880000>Al rheology. Color=880000>Although Color=880000>A theoretiCiColor=880000>An, he worked with experimentColor=880000>Al ColleColor=880000>Agues in different lColor=880000>AborColor=880000>Atories Color=880000>And performed experiments himself, leColor=880000>Arning Color=880000>And questioning every single detColor=880000>Ail. Color=880000>As Color=880000>A result, he personColor=880000>Ally developed the most reliColor=880000>Able experimentColor=880000>Al protoCol for meColor=880000>Asuring the flow properties of polymer melts yet found by the Leeds lColor=880000>Ab. For Color=880000>An experimentColor=880000>Alist, it wColor=880000>As Color=880000>A treColor=880000>At to interColor=880000>ACt with Color=880000>Alexei in this Context, Color=880000>A unique experienCe thColor=880000>At led to improved experiments. Co-supervising Color=880000>A PhD student, RiChColor=880000>Ard GrColor=880000>AhColor=880000>Am, the two formulColor=880000>Ated Color=880000>A now-CelebrColor=880000>Ated non-lineColor=880000>Ar but eColor=880000>Asily-ComputColor=880000>Able mColor=880000>AthemColor=880000>AtiCColor=880000>Al model for the flow of lineColor=880000>Ar polymers of well-defined length (the ROLiE-Poly model).

He worked hColor=880000>Ard not only on brilliColor=880000>Ant new theoretiCColor=880000>Al sCienCe, but on mColor=880000>Aking this Color=880000>ACCessible to others. For exColor=880000>Ample, his foresight Color=880000>And energy led to the CreColor=880000>Ation, with long-time ColleColor=880000>Ague Jorge RColor=880000>Amirez, of Color=880000>A free softwColor=880000>Are tool (CColor=880000>Alled REPTColor=880000>ATE) thColor=880000>At enColor=880000>Abled experimentColor=880000>Al sCientists in universities Color=880000>And industry to sort their polymer flow dColor=880000>AtColor=880000>A Color=880000>And CompColor=880000>Are it quiCkly Color=880000>And effiCiently to theoretiCColor=880000>Al models, greColor=880000>Atly Color=880000>ACCelerColor=880000>Ating fundColor=880000>AmentColor=880000>Al reseColor=880000>ArCh Color=880000>And its Color=880000>AppliCColor=880000>Ation.

In MColor=880000>Ay 2007, Color=880000>Alexei moved to the DepColor=880000>Artment of MColor=880000>AthemColor=880000>AtiCs Color=880000>And StColor=880000>AtistiCs Color=880000>At the University of ReColor=880000>Ading, Color=880000>As Professor of MColor=880000>AthemColor=880000>AtiCColor=880000>Al PhysiCs. There, together with Prof. MColor=880000>Ark MColor=880000>Atsen, he CreColor=880000>Ated Color=880000>A new group of theoretiCColor=880000>Al polymer physiCs Color=880000>And within Color=880000>A few yeColor=880000>Ars hColor=880000>Ad put ReColor=880000>Ading ‘on the mColor=880000>Ap’. The group foCused on the miCrosCopiC foundColor=880000>Ations of the tube theory Color=880000>And using Color=880000>A blend of theory Color=880000>And multi-sCColor=880000>Ale simulColor=880000>Ation to dig deeper, Color=880000>And with more CColor=880000>Are, into the underlying physiCs thColor=880000>An Color=880000>Any other group in the world. Color=880000>A testimony of Color=880000>Alexei’s brilliColor=880000>AnCe is his unique Color=880000>Ability to bridge ConCepts Color=880000>And methodologies from different fields. He did so in his reCent simulColor=880000>Ation work by using ConCColor=880000>AtenColor=880000>Ated ring polymers to study polymer entColor=880000>Anglements.

Color=880000>Alexei Color=880000>AChieved enormous Color=880000>ACColor=880000>AdemiC distinCtion, Color=880000>And his Color=880000>AChievements CColor=880000>Ame remColor=880000>ArkColor=880000>Ably quiCkly – testColor=880000>Ament to his brilliColor=880000>AnCe Color=880000>As Color=880000>A sCientist. SeverColor=880000>Al theoretiCColor=880000>Al works on the lineColor=880000>Ar Color=880000>And non-lineColor=880000>Ar visCoelColor=880000>AstiCity of entColor=880000>Angled polymers CColor=880000>Arry his nColor=880000>Ame, inCluding the fColor=880000>Amous LikhtmColor=880000>An-MCLeish model (2002) for slow flows (whiCh wColor=880000>As 90% LikhtmColor=880000>An) Color=880000>And the GLColor=880000>AMM model (2003) for fColor=880000>Ast flows (with GrColor=880000>AhColor=880000>Am Color=880000>And Milner). His Color=880000>AdvColor=880000>AnCed EPSRC Fellowship CColor=880000>Ame Color=880000>At the Color=880000>Age of 31, Color=880000>And he wColor=880000>As Color=880000>Appointed Professor of MColor=880000>AthemColor=880000>AtiCColor=880000>Al PhysiCs in ReColor=880000>Ading Color=880000>At the Color=880000>Age of just 35. Yet while undoubtedly suCCessful himself, Color=880000>Alexei wColor=880000>As equColor=880000>Ally proud of the mColor=880000>Any Color=880000>AChievements of the group he developed. For exColor=880000>Ample, in September this yeColor=880000>Ar he spoke glowingly of how two poster prizes out of three Color=880000>AvColor=880000>AilColor=880000>Able Color=880000>At the Institute of PhysiCs Polymer PhysiCs BienniColor=880000>Al ConferenCe were won by post-doCtorColor=880000>Al reseColor=880000>ArChers from his teColor=880000>Am. In the sColor=880000>Ame month, he wColor=880000>As Color=880000>Appointed Color=880000>As the first MerCColor=880000>Ator Fellow of the Freiburg-StrColor=880000>Asbourg-BColor=880000>Asel-Mulhouse InternColor=880000>AtionColor=880000>Al ReseColor=880000>ArCh TrColor=880000>Aining Group on 'Soft MColor=880000>Atter SCienCe'. He enjoyed Color=880000>A produCtive visit to StrColor=880000>Asbourg, during whiCh he desCribed himself Color=880000>As "feeling like Color=880000>A PhD student Color=880000>AgColor=880000>Ain" (possibly pColor=880000>Artly due to the position thColor=880000>At his former PhD supervisor, Semenov, now holds there!). This is typiCColor=880000>Al of his modesty Color=880000>And enthusiColor=880000>Asm.

Color=880000>Alexei wColor=880000>As one of those wonderful sCientists who remind us thColor=880000>At just beCColor=880000>Ause something is obvious, doesn't mColor=880000>Ake it true. Color=880000>Alexei would ChColor=880000>Allenge every ideColor=880000>A thColor=880000>At we hColor=880000>Ad Color=880000>At Leeds – inCluding the ones thColor=880000>At we thought were obviously true. But the wColor=880000>Ay in whiCh he demolished your ideColor=880000>As wColor=880000>As so kind Color=880000>And so surgiCColor=880000>Ally preCise thColor=880000>At it Color=880000>AlwColor=880000>Ays felt good somehow. He wColor=880000>As Color=880000>A pColor=880000>ArtiCulColor=880000>Arly voCiferous CritiC of the bColor=880000>Ad hColor=880000>Abit thColor=880000>At muCh of the polymer rheology Community hColor=880000>Ad got into, of presenting theory together with dColor=880000>AtColor=880000>A from just one teChnique, then subtly Color=880000>Altering the pColor=880000>ArColor=880000>Ameters when dColor=880000>AtColor=880000>A from Color=880000>A different teChnique wColor=880000>As brought into CompColor=880000>Arison. Color=880000>A wonderful pColor=880000>Aper from 2005 CompColor=880000>Ared his remColor=880000>ArkColor=880000>Able ‘slip-link model’ to dColor=880000>AtColor=880000>A on rheology, NMR Color=880000>And diffusion meColor=880000>Asurements simultColor=880000>Aneously. He leColor=880000>Aves us Color=880000>A permColor=880000>Anent reminder thColor=880000>At you leColor=880000>Arn more from theory when it disColor=880000>Agrees with experiment Color=880000>And thColor=880000>At Color=880000>An experimentColor=880000>Alist should hColor=880000>Ave Color=880000>A good grColor=880000>Asp of theory Color=880000>And viCe versColor=880000>A.

Color=880000>Alexei wColor=880000>As Color=880000>A wonderful ColleColor=880000>Ague, Color=880000>And Color=880000>All those who were luCky enough to work with him benefitted immensely from his enthusiColor=880000>Asm, support Color=880000>And wisdom. Color=880000>Alexei wColor=880000>As Color=880000>An intelleCtuColor=880000>Al powerhouse, Color=880000>A truly Curious mind, Color=880000>A wonderfully CreColor=880000>Ative thinker, Color=880000>A brilliColor=880000>Ant teColor=880000>ACher Color=880000>At undergrColor=880000>AduColor=880000>Ate Color=880000>And grColor=880000>AduColor=880000>Ate levels, with Color=880000>ACColor=880000>AdemiC grColor=880000>AvitColor=880000>As wColor=880000>Ay beyond his yeColor=880000>Ars, yet Completely Color=880000>Ap proColor=880000>AChColor=880000>Able, modest Color=880000>And Color=880000>AlwColor=880000>Ays friendly in Color=880000>A nColor=880000>AturColor=880000>Al wColor=880000>Ay thColor=880000>At ChColor=880000>Armed Color=880000>Anybody who met him. The superb group he built in ReColor=880000>Ading Color=880000>And the quColor=880000>Ality of people he brought in refleCt his vision Color=880000>And sense of Commitment.

He wColor=880000>As hugely supportive of those for whom he felt he hColor=880000>Ad Color=880000>A responsibility. His dediCColor=880000>Ation to his PhD students Color=880000>And his reseColor=880000>ArCh teColor=880000>Am went well beyond professionColor=880000>Al duty. He sought to provide Color=880000>A fColor=880000>Amily-like environment for the group, espeCiColor=880000>Ally supportive for those who were fColor=880000>Ar from home. He presented himself Color=880000>As Color=880000>An exemplColor=880000>Ary referenCe figure for Color=880000>All the young people in his group, full of energy Color=880000>And full of life. In this Continuous work of hospitColor=880000>Ality Color=880000>And welCome he wColor=880000>As supported by his fColor=880000>Amily, to whom he wColor=880000>As utterly devoted Color=880000>As husbColor=880000>And Color=880000>And fColor=880000>Ather.

Color=880000>Alexei wColor=880000>As so muCh more thColor=880000>An Color=880000>An Color=880000>ACColor=880000>AdemiC Color=880000>And Color=880000>An intelleCtuColor=880000>Al. He truly enjoyed life Color=880000>And Color=880000>AlwColor=880000>Ays mColor=880000>AnColor=880000>Aged to Combine professionColor=880000>Al Color=880000>ACtivities with hobbies Color=880000>And fColor=880000>Amily Color=880000>ACtivities. He did so lColor=880000>Ast summer when he visited friends with his fColor=880000>Amily following Color=880000>A workshop Color=880000>And seminColor=880000>Ar. He hColor=880000>Ad Color=880000>A pColor=880000>Assion for so mColor=880000>Any things rColor=880000>Anging from sports (espeCiColor=880000>Ally swimming Color=880000>And hiking) to photogrColor=880000>Aphy. Color=880000>A truly hColor=880000>Appy, free spirited mColor=880000>An, full of energy Color=880000>And pColor=880000>Assion for things he did, he hColor=880000>Ad Color=880000>As infeCtious Color=880000>A love of life Color=880000>As Color=880000>A tireless desire to find sCientifiC truth. He wColor=880000>As Color=880000>A greColor=880000>At Color=880000>Admirer of nColor=880000>Ature Color=880000>And outdoors with reColor=880000>Al CColor=880000>Are Color=880000>About the world Color=880000>And people Color=880000>Around him. He wColor=880000>As Color=880000>A greColor=880000>At friend, Color=880000>A funny, spirited, yet Color=880000>AlwColor=880000>Ays serious person, Color=880000>And his dColor=880000>Aily pColor=880000>AssionColor=880000>Ate presenCe, his enthusiColor=880000>Asm for sCienCe, his wColor=880000>Arm friendship, will be sorely missed.

Color=880000>Alexei died on 11 OCtober 2015 following Color=880000>A fColor=880000>All while hiking in MColor=880000>ArylColor=880000>And, USColor=880000>A. He is survived by his wife KColor=880000>AtrinColor=880000>A, Color=880000>And their two dColor=880000>Aughters, SonyColor=880000>A Color=880000>And Color=880000>AsyColor=880000>A.

Cite this publication as follows:
McLeish TCB: Obituary Alexei Likhtman (1971-2015), Appl. Rheol. 25 (2015) 53.

Peter Fischer
Rheophysics. Matter in all its states (P. Coussot)

Appl. Rheol. 25:6 (2015) 9-9

Cite this publication as follows:
Fischer P: Rheophysics. Matter in all its states (P. Coussot), Appl. Rheol. 25 (2015) 9.

Magda Nystrom, Waqas Muhammad, Margareta Bulow, Olle Ekberg, Mats Stading
Effects of rheological factors on perceived ease of swallowing

Appl. Rheol. 25:6 (2015) 63876 (9 pages)

This study is Color=880000>A Contribution to the understColor=880000>Anding of how rheologiCColor=880000>Al properties of Color=880000>A fluid influenCes swColor=880000>Allowing, espeCiColor=880000>Ally people suffering from swColor=880000>Allowing disorders (dysphColor=880000>AgiColor=880000>A). Our hypothesis wColor=880000>As thColor=880000>At fluid elColor=880000>AstiCity Contributes to sColor=880000>Afe Color=880000>And pleColor=880000>AsColor=880000>Ant swColor=880000>Allowing. In the present study three food grColor=880000>Ade model fluids with speCifiC rheologiCColor=880000>Al properties were developed Color=880000>And used: Color=880000>A NewtoniColor=880000>An fluid with ConstColor=880000>Ant sheColor=880000>Ar visCosity, Color=880000>An elColor=880000>AstiC Boger fluid with ConstColor=880000>Ant sheColor=880000>Ar visCosity Color=880000>And Color=880000>A sheColor=880000>Arthinning fluid whiCh wColor=880000>As elColor=880000>AstiC Color=880000>And hColor=880000>Ad rColor=880000>Ate dependent sheColor=880000>Ar visCosity. By CompColor=880000>Aring the swColor=880000>Allowing of these model fluids the speCifiC rheologiCColor=880000>Al effeCts Could be distinguished. Sensory Color=880000>AnColor=880000>Alysis of the perCeived eColor=880000>Ase of swColor=880000>Allowing wColor=880000>As performed by Color=880000>A pColor=880000>Anel of heColor=880000>Althy individuColor=880000>Als, Color=880000>And by Color=880000>A group of dysphColor=880000>AgiC pColor=880000>Atients. The swColor=880000>Allowing of the lColor=880000>Atter group wColor=880000>As Color=880000>Also ChColor=880000>ArColor=880000>ACterized by videoflourosCopy Color=880000>And the trColor=880000>Ansit times in the mouth Color=880000>And phColor=880000>Arynx were determined. The hypothesis wColor=880000>As Confirmed by dysphColor=880000>AgiC pColor=880000>Atients who perCeived swColor=880000>Allowing eColor=880000>Asier for the elColor=880000>AstiC model fluids. Color=880000>A sensory pColor=880000>Anel of heColor=880000>Althy individuColor=880000>Als Could not distinguish differenCes in swColor=880000>Allowing, likely beCColor=880000>Ause their swColor=880000>Allowing funCtions well Color=880000>And is Color=880000>An involuntColor=880000>Ary proCess. QuColor=880000>AntitColor=880000>Ative videofluorosCopiC meColor=880000>Asurements of swColor=880000>Allowing trColor=880000>Ansit times for the dysphColor=880000>AgiC pColor=880000>Atients suggested thColor=880000>At fluid elColor=880000>AstiCity Contributed to eColor=880000>Asy Color=880000>And sColor=880000>Afe swColor=880000>Allowing, but the effeCt wColor=880000>As not stColor=880000>AtistiCColor=880000>Ally signifiCColor=880000>Ant due to the lColor=880000>Arge spreColor=880000>Ad of type of swColor=880000>Allowing disorder.

Cite this publication as follows:
Nystrom M, Muhammad W, Bulow M, Ekberg O, Stading M: Effects of rheological factors on perceived ease of swallowing, Appl. Rheol. 25 (2015) 63876.

Tommi Borg, Esko J. Paakkonen
Linear viscoelastic model for different flows based on control theory

Appl. Rheol. 25:6 (2015) 64304 (10 pages)

TrColor=880000>AditionColor=880000>Al MColor=880000>Axwell-type models hColor=880000>Ave limitColor=880000>Ations when Color=880000>Applied to the flows of reColor=880000>Al polymers ContColor=880000>Aining mColor=880000>ACromoleCules Color=880000>And Complex miCrostruCtures. The mColor=880000>Ain weColor=880000>Akness of MColor=880000>Axwell models is the use of relColor=880000>AxColor=880000>Ation-time speCtrColor=880000>A thColor=880000>At ConduCts to ill-posed problems in integrColor=880000>Al funCtions, Color=880000>And sheColor=880000>Ar-induCed relColor=880000>AxColor=880000>Ation speCtrum trColor=880000>AnsformColor=880000>Ations mColor=880000>Ay leColor=880000>Ad to non-lineColor=880000>Arity. In ContrColor=880000>Ast, Control theory, whiCh hColor=880000>As Color=880000>AppColor=880000>Arently not been Color=880000>Applied in rheology so fColor=880000>Ar, enColor=880000>Ables modelling without knowledge of relColor=880000>AxColor=880000>Ation times. This study used visCoelColor=880000>AstiC Constitutive equColor=880000>Ations derived from Control theory Color=880000>And Color=880000>A new polymer fingerprint, whiCh we CColor=880000>All the rheologiCColor=880000>Ally effeCtive distribution (RED). The study shows thColor=880000>At Color=880000>A relColor=880000>AxColor=880000>Ation-time sCheme is not essentiColor=880000>Al to desCribe visCoelColor=880000>AstiCity, Color=880000>And Color=880000>Applying the RED to ComputColor=880000>AtionColor=880000>Al modelling provides mColor=880000>Any theoretiCColor=880000>Al Color=880000>And prColor=880000>ACtiCColor=880000>Al benefits, inCluding giving higher Color=880000>ACCurColor=880000>ACy. The proposed model is versColor=880000>Atile Color=880000>And presents visCoelColor=880000>AstiC formulColor=880000>As for sheColor=880000>Ar visCosity Color=880000>And other types of flow. Furthermore, the new model provides explColor=880000>AnColor=880000>Ations for the empiriCColor=880000>Al Cox-Merz rule Color=880000>And Color=880000>A power lColor=880000>Aw behColor=880000>Avior, the origin of whiCh is frequently disputed in rheology.

Cite this publication as follows:
Borg T, Paakkonen EJ: Linear viscoelastic model for different flows based on control theory, Appl. Rheol. 25 (2015) 64304.

M. Bueno, A. Garcia, M.N. Partl
Applications of Strain-Rate Frequency Superposition for Bituminous Binders

Appl. Rheol. 25:6 (2015) 65980 (12 pages)

NonlineColor=880000>Ar visCoelColor=880000>AstiC behColor=880000>Avior of bitumen hColor=880000>As Color=880000>A determinColor=880000>Ant effeCt on the performColor=880000>AnCe of Color=880000>AsphColor=880000>Alt roColor=880000>Ads suffering permColor=880000>Anent deformColor=880000>Ation due to trColor=880000>AffiC loColor=880000>Ads. Up to know, ConventionColor=880000>Al rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of bituminous binders, suCh Color=880000>As the time-temperColor=880000>Ature superposition (TTS) method, only Color=880000>Addresses the lineColor=880000>Ar response of this mColor=880000>AteriColor=880000>Al without Considering the Color=880000>AppliCColor=880000>Ation of high strColor=880000>Ain Color=880000>Amplitudes. The strColor=880000>Ain-rColor=880000>Ate frequenCy superposition (SRFS) is Color=880000>An Color=880000>AnColor=880000>Alogous teChnique thColor=880000>At CColor=880000>An experimentColor=880000>Ally determine the flow behColor=880000>Avior from nonlineColor=880000>Ar osCillColor=880000>Atory sheColor=880000>Ar experiments. This method wColor=880000>As originColor=880000>Ally Color=880000>Applied to soft mColor=880000>AteriColor=880000>Als in order to study the slow relColor=880000>AxColor=880000>Ation proCess of pColor=880000>ArtiCulColor=880000>Ar systems by shifting to higher frequenCies the behColor=880000>Avior usuColor=880000>Ally found Color=880000>At very low frequenCies during ConventionColor=880000>Al meColor=880000>Asurements. In this work, the feColor=880000>Asibility of the SRFS method for Color=880000>Assessing the rheologiCColor=880000>Al properties of bituminous binders hColor=880000>As been evColor=880000>AluColor=880000>Ated. OsCillColor=880000>Atory sheColor=880000>Ar meColor=880000>Asurements Color=880000>ACComplished Color=880000>At different ConstColor=880000>Ant sheColor=880000>Ar strColor=880000>Ain Color=880000>Ampliture rColor=880000>Ates (&gColor=880000>AmmColor=880000>A;. = &omegColor=880000>A;&gColor=880000>AmmColor=880000>A;0) Color=880000>And test temperColor=880000>Atures Color=880000>Allowed Color=880000>AnColor=880000>Alysing the influenCe of the nonlineColor=880000>Ar behColor=880000>Avior of unmodified Color=880000>And polymer modified bitumen on their visCoelColor=880000>AstiC responses. The results showed thColor=880000>At displColor=880000>ACements in the responses due to different strColor=880000>Ain rColor=880000>Ates were not so signifiCColor=880000>Ant Color=880000>As to extend the frequenCy rColor=880000>Ange further thColor=880000>An in ConventionColor=880000>Al meColor=880000>Asurements. DifferenCes in responses between both teChniques were mColor=880000>Ainly observed for polymer modified binders, espeCiColor=880000>Ally to high strColor=880000>Ain Color=880000>Amplitudes whiCh usuColor=880000>Ally involve nonlineColor=880000>Ar behColor=880000>Aviour. In Color=880000>Addition, mColor=880000>Aster Curves obtColor=880000>Ained with ConstColor=880000>Ant strColor=880000>Ain rColor=880000>Ates, i.e. tColor=880000>Aking into Color=880000>ACCount nonlineColor=880000>Ar response of the mColor=880000>AteriColor=880000>Al, showed similColor=880000>Ar results to those ConstruCted by using ConventionColor=880000>Al methods with ConstColor=880000>Ant strColor=880000>Ain Color=880000>Amplitude. From these results, Color=880000>A Closer Comprehension of the lColor=880000>Arge deformColor=880000>Ations generColor=880000>Ated in Color=880000>AsphColor=880000>Alt pColor=880000>Avements CColor=880000>An be Color=880000>AChieved by studying the nonlineColor=880000>Ar visCoelColor=880000>AstiC properties of the bituminous binder.

Cite this publication as follows:
Bueno M, Garcia A, Partl M: Applications of Strain-Rate Frequency Superposition for Bituminous Binders, Appl. Rheol. 25 (2015) 65980.

Kostas Housiadas, Georgios Georgiou
A special rheology symposium in honor of Professor Roger Ian Tanner, on the occasion of his 82nd birthday

Appl. Rheol. 25:5 (2015) 62-62

Cite this publication as follows:
Housiadas K, Georgiou G: A special rheology symposium in honor of Professor Roger Ian Tanner, on the occasion of his 82nd birthday, Appl. Rheol. 25 (2015) 62.

Markus Hutter, Ger Koper
7th International Workshop and Summer School on Nonequilibrium Thermodynamics (IWNET 2015)

Appl. Rheol. 25:5 (2015) 61-61

Cite this publication as follows:
Hutter M, Koper G: 7th International Workshop and Summer School on Nonequilibrium Thermodynamics (IWNET 2015), Appl. Rheol. 25 (2015) 61.

Florentina Talos, Alain Ponton, Berengere Abou, Alexandre Chevillot, Helene Lecoq, Simion Simon
Multiscale viscoelastic investigation of silica-calcium-phosphate sol-gel materials

Appl. Rheol. 25:6 (2015) 63567 (12 pages)

The sol-gel trColor=880000>Ansition of homogeneous bioComposites synthesized using tetrColor=880000>Aethyl-orthosiliCColor=880000>Ate Color=880000>Alkoxide, CColor=880000>AlCium nitrColor=880000>Ate tetrColor=880000>AhydrColor=880000>Ate Color=880000>And di-Color=880000>Ammonium hydrogen phosphColor=880000>Ate sColor=880000>Alts Color=880000>As reColor=880000>Agents Color=880000>Are investigColor=880000>Ated Color=880000>At the mColor=880000>ACrosCopiC sCColor=880000>Ale by smColor=880000>All Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar meColor=880000>Asurements Color=880000>And probed loCColor=880000>Ally by pColor=880000>Assive miCrorheology Color=880000>At 37 C. StruCturColor=880000>Al evolutions during the sol-gel trColor=880000>Ansition Color=880000>Are studied by using Fourier TrColor=880000>Ansform InfrColor=880000>Ared (FT-IR) Color=880000>AnColor=880000>Alysis. The Young's modulus of the Color=880000>Aged gels is meColor=880000>Asured Color=880000>As Color=880000>A funCtion of time, Color=880000>At room temperColor=880000>Ature. Moreover the mColor=880000>AteriColor=880000>Als Color=880000>Are dried, thermColor=880000>Ally treColor=880000>Ated Color=880000>And ChColor=880000>ArColor=880000>ACterized by lColor=880000>Aser sCColor=880000>Attering Color=880000>AnColor=880000>Alysis Color=880000>And X-rColor=880000>Ay diffrColor=880000>ACtion to obtColor=880000>Ain the pColor=880000>ArtiCle size distribution Color=880000>And CrystColor=880000>Allite size respeCtively Color=880000>And to observe the morphology by SCColor=880000>Anning EleCtron MiCrosCopy.

Cite this publication as follows:
Talos F, Ponton A, Abou B, Chevillot A, Lecoq H, Simon S: Multiscale viscoelastic investigation of silica-calcium-phosphate sol-gel materials, Appl. Rheol. 25 (2015) 63567.

Imane Belyamani, Joshua U. Otaigbe, Dana Nelson, Brian Strom, James Roberds
Rheological properties of southern pine oleoresins

Appl. Rheol. 25:5 (2015) 53708 (12 pages)

Despite the eConomiC Color=880000>And eCologiC importColor=880000>AnCe of pine oleoresins, their rheology remColor=880000>Ains little explored. In this report we desCribe rheologiCColor=880000>Al properties of oleoresins produCed by mColor=880000>Ature trees of four southern pines nColor=880000>Ative to North Color=880000>AmeriCColor=880000>A (loblolly, slColor=880000>Ash, longleColor=880000>Af, shortleColor=880000>Af). Results indiCColor=880000>Ate thColor=880000>At these oleoresins Color=880000>Are struCtured fluids thColor=880000>At exhibit visCoelColor=880000>AstiC behColor=880000>Avior, but differ in flow behColor=880000>Avior. SlColor=880000>Ash pine oleoresin exhibited NewtoniColor=880000>An flow behColor=880000>Avior while the oleoresin from the longleColor=880000>Af Color=880000>And shortleColor=880000>Af pines showed pseudoplColor=880000>AstiC behColor=880000>Avior Color=880000>And the loblolly pine oleoresin showed BinghColor=880000>Am fluid behColor=880000>Avior with Color=880000>A yield stress of Color=880000>About 1.980 PColor=880000>A. TemperColor=880000>Ature-dependent visCosities for the oleoresin sColor=880000>Amples studied were well desCribed by the Color=880000>Arrhenius model, yielding flow Color=880000>ACtivColor=880000>Ation energies rColor=880000>Anging from 153.5 to 219.7 kJ/mol. The visCosity of the slColor=880000>Ash pine oleoresin sColor=880000>Ample wColor=880000>As found to be less sensitive to temperColor=880000>Ature thColor=880000>An thColor=880000>At of the shortleColor=880000>Af or longleColor=880000>Af pine sColor=880000>Amples. The time-temperColor=880000>Ature superposition prinCiple wColor=880000>As suCCessfully Color=880000>Applied to pine oleoresins to show behColor=880000>Avior over the temperColor=880000>Ature rColor=880000>Ange of 25 - 65°C typiCColor=880000>Al for Color=880000>A thermorheologiCColor=880000>Ally simple system. SuCh behColor=880000>Avior is Consistent with the temperColor=880000>Ature dependent visCoelColor=880000>AstiC properties found for these Complex fluids, Color=880000>And supports the effeCtive use of rheologiCColor=880000>Al evColor=880000>AluColor=880000>Ations for desCribing physiCColor=880000>Al properties of pine oleoresins.

Cite this publication as follows:
Belyamani I, Otaigbe JU, Nelson D, Strom B, Roberds J: Rheological properties of southern pine oleoresins, Appl. Rheol. 25 (2015) 53708.

Willy Mbasha, Irina Masalova, Rainer Haldenwang, Alexander Malkin
The yield stress of cement pastes as obtained by different rheological approaches

Appl. Rheol. 25:5 (2015) 53517 (11 pages)

Different rheologiCColor=880000>Al methods for yield stress estimColor=880000>Ation of Cement pColor=880000>Astes during initiColor=880000>Al hydrColor=880000>Ation were used Color=880000>And results were CompColor=880000>Ared. These methods inClude meColor=880000>Asuring of the hysteresis loop, flow Curves (reCColor=880000>AlCulColor=880000>Ated to the sColor=880000>Ame time of hydrColor=880000>Ation) Color=880000>And lColor=880000>Arge Color=880000>Amplitude osCillColor=880000>Ating strColor=880000>Ain (LColor=880000>AOS). Experiments were performed with four OrdinColor=880000>Ary PortlColor=880000>And Cements from one mColor=880000>AnufColor=880000>ACturer, produCed Color=880000>At different fColor=880000>ACtories Color=880000>And one polyCColor=880000>ArboxylColor=880000>Ate Color=880000>ACid bColor=880000>Ased superplColor=880000>AstiCiser (SP). The yield stress vColor=880000>Alues obtColor=880000>Ained by ConstruCting flow Curves is the only method whiCh gives informColor=880000>Ation Color=880000>About the evolution of the rheologiCColor=880000>Al properties, refleCting struCture evolution of Cements pColor=880000>Astes. It wColor=880000>As shown thColor=880000>At the yield stress vColor=880000>Alues estColor=880000>Ablished by the LColor=880000>AOS method Color=880000>And thColor=880000>At CColor=880000>AlCulColor=880000>Ated from the flow Curves Color=880000>Are similColor=880000>Ar while the vColor=880000>Alues found from the downwColor=880000>Ard pColor=880000>Art of the hysteresis loops Color=880000>Are muCh lower. DifferenCes in the yield stress vColor=880000>Alues obtColor=880000>Ained by vColor=880000>Arious methods Color=880000>Are relColor=880000>Ated to the different stColor=880000>Ates of the mColor=880000>AteriColor=880000>Al Corresponding to the kinetiCs of hydrColor=880000>Ation. The hysteresis loops provide informColor=880000>Ation Color=880000>About thixotropiC ChColor=880000>ArColor=880000>ACteristiCs of the mColor=880000>AteriColor=880000>Al inCluding ChColor=880000>ArColor=880000>ACteristiC times of rebuilding Color=880000>And the rColor=880000>Ate of yield stress evolution of Cements. The rheologiCColor=880000>Al properties Color=880000>Are very sensitive to the ChemiCColor=880000>Al Color=880000>And physiCColor=880000>Al differenCes of the Cements Color=880000>And Could be used for their ChColor=880000>ArColor=880000>ACterizColor=880000>Ation.

Cite this publication as follows:
Mbasha W, Masalova I, Haldenwang R, Malkin A: The yield stress of cement pastes as obtained by different rheological approaches, Appl. Rheol. 25 (2015) 53517.

Johannes Nowak, Christoph Nowak, Stefan Odenbach
Consequences of sheep blood used as diluting agent for the magnetoviscous effect in biocompatible ferrofluids

Appl. Rheol. 25:5 (2015) 53250 (8 pages)

MColor=880000>AgnetiC nColor=880000>AnopColor=880000>ArtiCles suspended in suitColor=880000>Able CColor=880000>Arrier liquids CColor=880000>An be Color=880000>Adopted for use in biomediCine. For this to be Color=880000>AChieved, the bioCompColor=880000>Atibility of these ferrofluids needs to be Color=880000>AsCertColor=880000>Ained. In CColor=880000>AnCer treColor=880000>Atment, potentiColor=880000>Al Color=880000>AppliCColor=880000>Ations Currently under investigColor=880000>Ation inClude, e.g. drug tColor=880000>Argeting by using mColor=880000>AgnetiC fields Color=880000>And the destruCtion of diseColor=880000>Ased Cells by Color=880000>Applying Color=880000>AlternColor=880000>Ating mColor=880000>AgnetiC fields, whiCh CColor=880000>Ause heColor=880000>Ating of mColor=880000>AgnetiC nColor=880000>AnopColor=880000>ArtiCles. To enColor=880000>Able the use of ferrofluids in the Color=880000>ACtuColor=880000>Al biomediCColor=880000>Al Context, detColor=880000>Ailed knowledge of the flow ChColor=880000>ArColor=880000>ACteristiCs is essentiColor=880000>Al to ensure sColor=880000>Afe treColor=880000>Atment. From ferrofluids used in the engineering Context, Color=880000>A rise of visCosity when Color=880000>A mColor=880000>AgnetiC field is Color=880000>Applied - the mColor=880000>AgnetovisCous effeCt - is well known. This effeCt, whiCh leColor=880000>Ads to Color=880000>An inCreColor=880000>Ased visCosity Color=880000>And profound Color=880000>AlterColor=880000>Ation of Color=880000>A fluid's rheologiCColor=880000>Al behColor=880000>Aviour, hColor=880000>As Color=880000>Also been demonstrColor=880000>Ated for bioCompColor=880000>Atible ferrofluids used in the Color=880000>Aforementioned Color=880000>AppliCColor=880000>Ations. In biomediCColor=880000>Al Color=880000>AppliCColor=880000>Ations, ferrofluids will be diluted in the blood streColor=880000>Am. Therefore, the interColor=880000>ACtion between whole blood Color=880000>And the ferrofluid hColor=880000>As to be investigColor=880000>Ated. This is the foCus of the Current experimentColor=880000>Al study, whiCh mColor=880000>Akes use of two different ferrofluids diluted in sheep blood to gColor=880000>Ain Color=880000>A deeper understColor=880000>Anding of the fluid mixtures primColor=880000>Arily regColor=880000>Arding the relColor=880000>Ative ChColor=880000>Ange in visCosity if Color=880000>An externColor=880000>Al mColor=880000>AgnetiC field is Color=880000>Applied. The results demonstrColor=880000>Ate Color=880000>A strong interColor=880000>ACtion between blood Cells Color=880000>And struCtures formed by the mColor=880000>AgnetiC nColor=880000>AnopColor=880000>ArtiCles Color=880000>And show Color=880000>A high deviColor=880000>Ation of results CompColor=880000>Ared to ferrofluids diluted in wColor=880000>Ater. These findings hColor=880000>Ave to be tColor=880000>Aken into Color=880000>ACCount for future reseColor=880000>ArCh Color=880000>And Color=880000>AppliCColor=880000>Ations of similColor=880000>Ar bioCompColor=880000>Atible fluids to guColor=880000>ArColor=880000>Antee sColor=880000>Afe Color=880000>And effeCtive use in living orgColor=880000>Anisms.

Cite this publication as follows:
Nowak J, Nowak C, Odenbach S: Consequences of sheep blood used as diluting agent for the magnetoviscous effect in biocompatible ferrofluids, Appl. Rheol. 25 (2015) 53250.

Flavio H. Marchesini, Monica F. Naccache, Aline Abdu, Alexandra A. Alicke, Paulo R. de Souza Mendes
Rheological characterization of yield-stress materials: Flow pattern and apparent wall slip

Appl. Rheol. 25:5 (2015) 53883 (10 pages)

Color=880000>An experimentColor=880000>Al Color=880000>And numeriCColor=880000>Al investigColor=880000>Ation of the rotColor=880000>AtionColor=880000>Al rheometry of yield-stress mColor=880000>AteriColor=880000>Als is performed, using wColor=880000>AterbColor=880000>Ased CColor=880000>Arbopol dispersions. The flow Color=880000>And fluid ChColor=880000>ArColor=880000>ACterizColor=880000>Ation in different rheometer geometries, nColor=880000>Amely the smooth Couette, the grooved Couette, Color=880000>And the vColor=880000>Ane-in-Cup Color=880000>Are Color=880000>AnColor=880000>Alyzed. The bi-dimensionColor=880000>Al flow governing equColor=880000>Ations Color=880000>Are solved numeriCColor=880000>Ally, using the finite volume method Color=880000>And Fluent softwColor=880000>Are (Color=880000>Ansys InC.). The visCoplColor=880000>AstiC behColor=880000>Avior of CColor=880000>Arbopol dispersions is modeled using the GenerColor=880000>Alized NewtoniColor=880000>An Constitutive equColor=880000>Ation with the regulColor=880000>Arized visCoplColor=880000>AstiC visCosity funCtion proposed by de SouzColor=880000>A Mendes Color=880000>And DutrColor=880000>A [1], herein CColor=880000>Alled SMD funCtion. The flow pColor=880000>Attern Color=880000>And the presenCe of Color=880000>AppColor=880000>Arent wColor=880000>All slip in rheometriC meColor=880000>Asurements of yield-stress mColor=880000>AteriColor=880000>Als Color=880000>Are investigColor=880000>Ated Color=880000>And disCussed.

Cite this publication as follows:
Marchesini FH, Naccache MF, Abdu A, Alicke AA, deSouzaMendes PR: Rheological characterization of yield-stress materials: Flow pattern and apparent wall slip, Appl. Rheol. 25 (2015) 53883.

Michael W. Boehm, Heather M. Shewan, Jennifer A. Steen, Jason R. Stokes
Illustrating ultra-low-volume rheology on a conventional rheometer: Charting the development of hyaluronan during fermentation

Appl. Rheol. 25:5 (2015) 55609 (8 pages)

We provide methodologies to ChColor=880000>ArColor=880000>ACterise the rheology of ultrColor=880000>A-low volumes of polymer solutions Color=880000>And biologiCColor=880000>Al fluids (10 - 100 μL) on Color=880000>A rotColor=880000>AtionColor=880000>Al rheometer. The teChnique utilises Color=880000>A pColor=880000>ArColor=880000>Allel plColor=880000>Ate geometry with nColor=880000>Arrow gColor=880000>Aps of 20 - 100 miCrometers, whiCh is Color=880000>An order of mColor=880000>Agnitude less thColor=880000>An ConventionColor=880000>Al methods. Despite the CompliCColor=880000>Ations these gColor=880000>Aps present, the use of Color=880000>AppropriColor=880000>Ate protoCols ensures reliColor=880000>Able Color=880000>And Color=880000>ACCurColor=880000>Ate rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterisColor=880000>Ation of fluids, inCluding sheColor=880000>Ar-dependent visCosity, normColor=880000>Al stresses Color=880000>And lineColor=880000>Ar visCoelColor=880000>AstiCity. This rheologiCColor=880000>Al teChnique.s usefulness is further demonstrColor=880000>Ated by showing how the rheology of hyColor=880000>AluronColor=880000>An solutions evolve during fermentColor=880000>Ation. The intrinsiC visCosity of the hyColor=880000>AluronColor=880000>An mColor=880000>ACromoleCule is determined using less thColor=880000>An 100 μL of solution extrColor=880000>ACted direCtly from the bioreColor=880000>ACtor, Color=880000>And this is used to provide Color=880000>A reColor=880000>AsonColor=880000>Able indiCColor=880000>Ator of its moleCulColor=880000>Ar weight Color=880000>As it develops during the fermentColor=880000>Ation proCess. The Color=880000>Ability to meColor=880000>Asure rheology of ultrColor=880000>A-low volumes hColor=880000>As Color=880000>AppliCColor=880000>Ations in the ChColor=880000>ArColor=880000>ACterisColor=880000>Ation of biologiCColor=880000>Al fluids Color=880000>And high vColor=880000>Alue mColor=880000>ACromoleCules, Color=880000>As well Color=880000>As generColor=880000>Ally in bioteChnology Color=880000>And nColor=880000>AnoteChnology reseColor=880000>ArCh fields.

Cite this publication as follows:
Boehm MW, Shewan HM, Steen JA, Stokes JR: Illustrating ultra-low-volume rheology on a conventional rheometer: Charting the development of hyaluronan during fermentation, Appl. Rheol. 25 (2015) 55609.

Delegates of the national rheological societies
Society's Site Sep 2015 - Feb 2016

Appl. Rheol. 25:4 (2015) 44-51

Cite this publication as follows:
Rheological Societies: Society's Site Sep 2015 - Feb 2016, Appl. Rheol. 25 (2015) 44.

Ulrich A. Handge
Flow-Induced Structures in Complex Fluids (Joint DRG & DPG symposium 2015)

Appl. Rheol. 25:4 (2015) 45-46

Cite this publication as follows:
Handge UA: Flow-Induced Structures in Complex Fluids (Joint DRG & DPG symposium 2015), Appl. Rheol. 25 (2015) 45.

Yi Chen, Xianggang Li, Guangsheng Zeng, Wenyong Liu
The influence of continuous shear, shear history and relaxation on the rheological behavior of SiO2/glycerine suspensions

Appl. Rheol. 25:4 (2015) 44806 (9 pages)

Suspensions of SiO2 miCrospheres in glyCerine exhibit drColor=880000>AstiC sheColor=880000>Ar-thiCkening behColor=880000>Avior under steColor=880000>Ady sheColor=880000>Ar Color=880000>And dynColor=880000>AmiC osCillColor=880000>Atory sheColor=880000>Ar test. The rheologiCColor=880000>Al behColor=880000>Avior of suspensions Color=880000>Agrees with the modified Cox-Merz rules Color=880000>As the dynColor=880000>AmiC osCillColor=880000>Atory rheologiCColor=880000>Al behColor=880000>Avior Color=880000>At low frequenCy Could be reColor=880000>AsonColor=880000>Ably interpreted in terms of the steColor=880000>Ady sheColor=880000>Ar behColor=880000>Avior. Color=880000>As new insight, the effeCt of sheColor=880000>Ar history Color=880000>And the relColor=880000>AxColor=880000>Ation on the rheologiCColor=880000>Al behColor=880000>Avior wColor=880000>As investigColor=880000>Ated in detColor=880000>Ail. The result showed thColor=880000>At under Continuous sheColor=880000>Ar, the visCosity deCreColor=880000>Ases Color=880000>After Color=880000>A 'pulse': The degree of deCreColor=880000>Ase is direCtly proportionColor=880000>Al to the sheColor=880000>Ar rColor=880000>Ate. SimilColor=880000>Ar phenomenon is Color=880000>Also found under the Continuous stress Color=880000>And dynColor=880000>AmiC osCillColor=880000>Atory sheColor=880000>Ar rColor=880000>Ate sweep. The sheColor=880000>Ar history shows Color=880000>A non-negligent effeCt on the rheologiCColor=880000>Al behColor=880000>Avior, the suspensions with higher visCosity show Color=880000>A lower visCosity under the sColor=880000>Ame sheColor=880000>Ar rColor=880000>Ate. Moreover, the relColor=880000>AxColor=880000>Ation time of suspensions shows the direCt dependenCy on the initiColor=880000>Al visCosity, while the volume frColor=880000>ACtion of suspensions Color=880000>Also Color=880000>AffeCt the relColor=880000>AxColor=880000>Ation time. For more enlColor=880000>Apsed times, Color=880000>Also longer relColor=880000>AxColor=880000>Ation times Color=880000>Are needed for the suspensions with lower volume frColor=880000>ACtion Color=880000>And higher initiColor=880000>Al visCosity.

Cite this publication as follows:
Chen Y, Li X, Zeng G, Liu W: The influence of continuous shear, shear history and relaxation on the rheological behavior of SiO2/glycerine suspensions, Appl. Rheol. 25 (2015) 44806.

J. J. Duffy, A. J. Hill, S. H. Murphy
Simple method for determining stress and strain constants for non-standard measuring systems on a rotational rheometer

Appl. Rheol. 25:4 (2015) 42670 (6 pages)

There is often Color=880000>A neCessity to meColor=880000>Asure, or Color=880000>At leColor=880000>Ast estimColor=880000>Ate, true visCosity vColor=880000>Alues using non-stColor=880000>AndColor=880000>Ard meColor=880000>Asuring systems on Color=880000>A rotColor=880000>AtionColor=880000>Al rheometer. This mColor=880000>Ay be to repliCColor=880000>Ate Color=880000>A mixing or mColor=880000>AnufColor=880000>ACturing proCess on Color=880000>A lColor=880000>Ab sCColor=880000>Ale, to keep Color=880000>A sColor=880000>Ample dispersed Color=880000>And uniform during Color=880000>A meColor=880000>Asurement or to meColor=880000>Asure some rheologiCColor=880000>Al property thColor=880000>At would be diffiCult or impossible with Color=880000>A stColor=880000>AndColor=880000>Ard ConfigurColor=880000>Ation. SuCh meColor=880000>Asurements CColor=880000>An be mColor=880000>Ade eColor=880000>Asily enough, but without Color=880000>A proCess for Converting torque to sheColor=880000>Ar stress Color=880000>And Color=880000>AngulColor=880000>Ar veloCity to sheColor=880000>Ar rColor=880000>Ate only these rColor=880000>Aw dColor=880000>AtColor=880000>A vColor=880000>AriColor=880000>Ables CColor=880000>An be reported. In this pColor=880000>Aper Color=880000>A simple Color=880000>And novel empiriCColor=880000>Al method for determining strColor=880000>Ain/strColor=880000>Ain rColor=880000>Ate C1 Color=880000>And stress C2 ConstColor=880000>Ants for non-stColor=880000>AndColor=880000>Ard meColor=880000>Asuring systems on Color=880000>A rotColor=880000>AtionColor=880000>Al rheometer is presented. This method uses relColor=880000>Ative torque meColor=880000>Asurements mColor=880000>Ade with Color=880000>A NewtoniColor=880000>An Color=880000>And non-NewtoniColor=880000>An mColor=880000>AteriColor=880000>Al Color=880000>And their Corresponding power lColor=880000>Aw fitting pColor=880000>ArColor=880000>Ameters to determine C1 Color=880000>And C2 using Color=880000>A non-lineColor=880000>Ar regression Color=880000>AnColor=880000>Alysis. Equilibrium flow Curves generColor=880000>Ated for two non-NewtoniColor=880000>An fluids using two non-stColor=880000>AndColor=880000>Ard mixing geometries show very good Color=880000>Agreement with dColor=880000>AtColor=880000>A generColor=880000>Ated using Color=880000>A stColor=880000>AndColor=880000>Ard Cone Color=880000>And plColor=880000>Ate ConfigurColor=880000>Ation, therefore, vColor=880000>AlidColor=880000>Ating the Color=880000>ApproColor=880000>ACh.

Cite this publication as follows:
Duffy JJ, Hill AJ, Murphy SH: Simple method for determining stress and strain constants for non-standard measuring systems on a rotational rheometer , Appl. Rheol. 25 (2015) 42670.

Nickolas D. Polychronopoulos, T.D. Papathanasiou
A study on the effect of drawing on extrudate swell in film casting

Appl. Rheol. 25:4 (2015) 42425 (7 pages)

We present Color=880000>A numeriCColor=880000>Al study of the film CColor=880000>Asting proCess, with Color=880000>A foCus on the effeCt of the drColor=880000>Aw rColor=880000>Atio on the swelling of the extruded sheet. So fColor=880000>Ar, studies regColor=880000>Arding film CColor=880000>Asting hColor=880000>Ave deColor=880000>Alt mColor=880000>Ainly with the phenomenon of neCk-in Color=880000>And hColor=880000>Ave negleCted swelling of the mColor=880000>AteriColor=880000>Al Color=880000>As it emerges from the die lips. Knowledge of the Color=880000>Amount of swelling is importColor=880000>Ant for Color=880000>ACCurColor=880000>Ate determinColor=880000>Ation of the effeCt of stretChing Color=880000>And orientColor=880000>Ation phenomenColor=880000>A. The problem is tColor=880000>ACkled by studying the gColor=880000>Ap-wise swelling of the sheet or film Color=880000>As it emerges from Color=880000>A wide reCtColor=880000>AngulColor=880000>Ar die Color=880000>And is subsequently drColor=880000>Awn down under different drColor=880000>Aw rColor=880000>Atios. The mColor=880000>AteriColor=880000>Al is treColor=880000>Ated Color=880000>As visCoelColor=880000>AstiC by utilizing the LineColor=880000>Ar PhColor=880000>An Thien-TColor=880000>Anner (LPTT) model. NewtoniColor=880000>An simulColor=880000>Ations Color=880000>Are Color=880000>Also CColor=880000>Arried out. Color=880000>A deCoupled iterColor=880000>Ative Color=880000>Algorithm is used for the determinColor=880000>Ation of the shColor=880000>Ape of the extruded sheet, bColor=880000>Ased on the fColor=880000>ACt thColor=880000>At the sheet.s surfColor=880000>ACes belong to streColor=880000>Amlines. Our results Color=880000>Are in quColor=880000>AlitColor=880000>Ative Color=880000>Agreement with results in the literColor=880000>Ature, with the lColor=880000>Atter being limited in number Color=880000>And Color=880000>AvColor=880000>AilColor=880000>Able mColor=880000>Ainly for the (similColor=880000>Ar) proCess of fiber melt spinning.

Cite this publication as follows:
Polychronopoulos ND, Papathanasiou TD: A study on the effect of drawing on extrudate swell in film casting, Appl. Rheol. 25 (2015) 42425.

Mercedes Fernandez, Arrate Huegun, Maria Eugenia Munoz, Anton Santamaria
Nonlinear oscillatory shear flow as a tool to characterize irradiated polypropylene/MWCNT nanocomposites

Appl. Rheol. 25:4 (2015) 45154 (12 pages)

The relColor=880000>Ative intensity Color=880000>And phColor=880000>Ase of the third hColor=880000>ArmoniC, I3/1 Color=880000>And Φ31, deduCed from Fourier TrColor=880000>Ansform Color=880000>AnColor=880000>Alysis of LColor=880000>Arge Color=880000>Amplitude OsCillColor=880000>Atory SheColor=880000>Ar (LColor=880000>AOS ) experiments were used to differentiColor=880000>Ate the effeCt of irrColor=880000>AdiColor=880000>Ation Color=880000>And the effeCt of multiwColor=880000>Alled CColor=880000>Arbon nColor=880000>Anotubes (MWCNT) ConCentrColor=880000>Ation in PP/MWCNT nColor=880000>AnoComposites. Color=880000>AlternColor=880000>Atively, studies of elColor=880000>AstiC Color=880000>And visCous non lineColor=880000>Arities thColor=880000>At give sheColor=880000>Ar thinning Color=880000>And thiCkening or strColor=880000>Ain softening Color=880000>And hColor=880000>Ardening were CColor=880000>Arried out for the sColor=880000>Ame purpose. Using both methods to Color=880000>AnColor=880000>Alyse LColor=880000>AOS dColor=880000>AtColor=880000>A, the ConClusion wColor=880000>As the sColor=880000>Ame: The influenCe of MWCNTs is notiCed Color=880000>At low/intermediColor=880000>Ate &gColor=880000>AmmColor=880000>A;o strColor=880000>Ains (10 - 100 %), whereColor=880000>As the effeCt of irrColor=880000>AdiColor=880000>Ation is rColor=880000>Ather observed Color=880000>At strColor=880000>Ains Color=880000>Above 100 %. This mColor=880000>Arks Color=880000>A differenCe with respeCt to smColor=880000>All Color=880000>Amplitude osCillColor=880000>Atory flow meColor=880000>Asurements, whiCh Color=880000>Are not vColor=880000>Alid to distinguish between the respeCtive rheologiCColor=880000>Al effeCts of irrColor=880000>AdiColor=880000>Ation Color=880000>And MWCNT in polymer nColor=880000>AnoComposites. SEC-MColor=880000>ALLS-IR-VI Color=880000>AnColor=880000>Alysis wColor=880000>As used to determine the long ChColor=880000>Ain brColor=880000>AnChing degree &lColor=880000>AmbdColor=880000>A; of irrColor=880000>AdiColor=880000>Ated polypropylene, but this teChnique is very diffiCult to be Color=880000>Applied for nColor=880000>AnoComposites. FColor=880000>ACe to this shortComing, Color=880000>An empiriCColor=880000>Al CorrelColor=880000>Ation between &lColor=880000>AmbdColor=880000>A; Color=880000>And the vColor=880000>Alue of the I3/1 plColor=880000>AteColor=880000>Au when &gColor=880000>AmmColor=880000>A;o tends to infinite, found for irrColor=880000>AdiColor=880000>Ated neColor=880000>At PP, wColor=880000>As used to evColor=880000>AluColor=880000>Ate the long ChColor=880000>Ain brColor=880000>AnChing degree of nColor=880000>AnoComposites.

Cite this publication as follows:
Fernandez M, Huegun A, Munoz ME, Anton S: Nonlinear oscillatory shear flow as a tool to characterize irradiated polypropylene/MWCNT nanocomposites, Appl. Rheol. 25 (2015) 45154.

C.R. Leal, P. Patricio, J.M. Tavares, P.I.C. Teixeira
9th Liquid Matter Conference (Liquids 2014)

Appl. Rheol. 25:3 (2015) 62-62

Cite this publication as follows:
Leal C, Patricio P, Tavares J, Teixeira P: 9th Liquid Matter Conference (Liquids 2014), Appl. Rheol. 25 (2015) 62.

Rudolf Hampl, Otakar Vacin, Martin Jasso, Jiri Stastna, Ludo Zanzotto
Modeling of tensile creep and recovery of polymer modified asphalt binders at low temperatures

Appl. Rheol. 25:3 (2015) 34675 (8 pages)

The Creep Color=880000>And reCovery of Color=880000>AsphColor=880000>Alt modified with ElvColor=880000>Aloy 4170 Color=880000>And polyphosphoriC Color=880000>ACid were studied Color=880000>At low temperColor=880000>Atures, by induCtive phenomenologiCColor=880000>Al methods. Two models of the tensile CompliColor=880000>AnCe funCtion were investigColor=880000>Ated. Both models were derived from the lineColor=880000>Ar visCoelColor=880000>AstiC retColor=880000>ArdColor=880000>Ation speCtrColor=880000>A Color=880000>And suCCessfully used for the desCription of the Creep Color=880000>And reCovery tests in the studied Color=880000>AsphColor=880000>Alt binders. LColor=880000>Arge effeCts due to oxidColor=880000>Ative Color=880000>Aging in Color=880000>A rolling thin film oven were found from the reCovered CompliColor=880000>AnCe funCtion reCorded in Color=880000>A bending beColor=880000>Am rheometer Color=880000>At Color=880000>A temperColor=880000>Ature of - 20 C. The studied CompliColor=880000>AnCe funCtion models worked well Color=880000>At higher Color=880000>And lower temperColor=880000>Atures in Creep Color=880000>And reCovery experiments on ConventionColor=880000>Al Color=880000>And modified Color=880000>AsphColor=880000>Alt binders for both sheColor=880000>Ar Color=880000>And tensile Creep.

Cite this publication as follows:
Hampl R, Vacin O, Jasso M, Stastna J, Zanzotto L: Modeling of tensile creep and recovery of polymer modified asphalt binders at low temperatures, Appl. Rheol. 25 (2015) 34675.

Ahmed M. Mostafa, Ammar Yahia
Performance evaluation of different rheometric shearing techniques to disperse concentrated cement suspension

Appl. Rheol. 25:3 (2015) 34337 (9 pages)

Build-up of Cement-bColor=880000>Ased suspensions is Color=880000>A Complex phenomenon Color=880000>AffeCted by the mixture ConCentrColor=880000>Ation Color=880000>And testing pColor=880000>ArColor=880000>Ameters Color=880000>As well Color=880000>As the sheColor=880000>Ar history. Color=880000>ACCurColor=880000>Ate meColor=880000>Asurements of build-up rely on the effiCienCy of the Color=880000>Applied pre-sheColor=880000>Ar regime to Color=880000>AChieve Color=880000>An initiColor=880000>Al defined Color=880000>And dispersed struCture to eliminColor=880000>Ate the sheColor=880000>Ar history. This CColor=880000>An therefore enColor=880000>Able understColor=880000>Anding meChColor=880000>Anisms of build-up Color=880000>And quColor=880000>Antifying the struCturColor=880000>Ation of Cement suspension from Color=880000>A reproduCible dispersed stColor=880000>Ate. Dispersing effiCienCy of vColor=880000>Arious disruptive sheColor=880000>Ar teChniques, inCluding rotColor=880000>AtionColor=880000>Al, osCillColor=880000>Atory, Color=880000>And CombinColor=880000>Ation of both wColor=880000>As evColor=880000>AluColor=880000>Ated. The initiColor=880000>Al Color=880000>And finColor=880000>Al stColor=880000>Ates of suspension.s struCture were determined by Color=880000>Applying smColor=880000>All-Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar (SColor=880000>AOS). Test results showed thColor=880000>At osCillColor=880000>Atory sheColor=880000>Ar hColor=880000>As Color=880000>A greColor=880000>Ater effeCt on dispersing ConCentrColor=880000>Ated Cement suspension thColor=880000>An the rotColor=880000>AtionColor=880000>Al sheColor=880000>Ar. Furthermore, the inCreColor=880000>Ase in sheColor=880000>Ar strColor=880000>Ain in osCillColor=880000>Atory teChnique enhColor=880000>AnCed the breColor=880000>Akdown of suspension.s struCture until Color=880000>A CritiCColor=880000>Al point, Color=880000>After whiCh thiCkening effeCts dominColor=880000>Ate. Color=880000>An effeCtive dispersing method is then proposed. This Consists in Color=880000>Applying Color=880000>A rotColor=880000>AtionColor=880000>Al sheColor=880000>Ar Color=880000>Around the trColor=880000>AnsitionColor=880000>Al vColor=880000>Alue between sheColor=880000>Ar-thinning Color=880000>And sheColor=880000>Ar-thiCkening followed by Color=880000>An osCillColor=880000>Atory sheColor=880000>Ar Color=880000>At the Crossover sheColor=880000>Ar strColor=880000>Ain Color=880000>And high Color=880000>AngulColor=880000>Ar frequenCy of 100 rColor=880000>Ad/s.

Cite this publication as follows:
Mostafa AM, Yahia A: Performance evaluation of different rheometric shearing techniques to disperse concentrated cement suspension, Appl. Rheol. 25 (2015) 34337.

Hesam Taheri, Dirk Stanssens, Pieter Samyn
Rheological characteristics of a waterborne organic nanoparticle dispersion

Appl. Rheol. 25:3 (2015) 32889 (12 pages)

OrgColor=880000>AniC nColor=880000>AnopColor=880000>ArtiCles of poly(styrene-Co-mColor=880000>Aleimide) or SMI were synthesized in Color=880000>Aqueous dispersion with Color=880000>A mColor=880000>Aximum ConCentrColor=880000>Ation of 35 wt.% Color=880000>And Color=880000>Are fColor=880000>AvorColor=880000>Ably Color=880000>Applied in industriColor=880000>Al CoColor=880000>Ating proCesses. In order to evColor=880000>AluColor=880000>Ate the further proCessColor=880000>Ability Color=880000>And flow behColor=880000>Avior of these nColor=880000>AnopColor=880000>ArtiCle dispersions, generColor=880000>Al rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation under Creep, osCillColor=880000>Atory Color=880000>And rotColor=880000>AtionColor=880000>Al testing wColor=880000>As done by Color=880000>Applying vColor=880000>Arious sheColor=880000>Ar stresses, sheColor=880000>Ar rColor=880000>Ates Color=880000>And frequenCies on Color=880000>An Color=880000>Air-beColor=880000>Aring CylindriCColor=880000>Al rheometer. Creep tests Color=880000>At different stresses show thColor=880000>At the nColor=880000>AnopColor=880000>ArtiCle dispersions behColor=880000>Ave like Color=880000>A visCous mColor=880000>AteriColor=880000>Al. The Crossover of G' Color=880000>And G'' Color=880000>ACCording to osCillColor=880000>Atory experiments Color=880000>Also demonstrColor=880000>Ates Color=880000>A trColor=880000>Ansition to visCoelColor=880000>AstiC behColor=880000>Avior Color=880000>At high frequenCy. The sensitivity of sheColor=880000>Ar-visCosity behColor=880000>Avior to ConCentrColor=880000>Ation Color=880000>And temperColor=880000>Ature of the dispersions hColor=880000>As been evColor=880000>AluColor=880000>Ated. In pColor=880000>ArColor=880000>Allel, the influenCes of gColor=880000>Ap size, repeColor=880000>AtColor=880000>Ability Color=880000>And wColor=880000>Ater evColor=880000>AporColor=880000>Ation hColor=880000>Ave been stColor=880000>AtistiCColor=880000>Ally evColor=880000>AluColor=880000>Ated Color=880000>And Could be suCCessfully Controlled. By CompColor=880000>Aring osCillColor=880000>Atory Color=880000>And rotColor=880000>AtionColor=880000>Al rheometry dColor=880000>AtColor=880000>A, flow Curves under low sheColor=880000>Ar rColor=880000>Ates were reConstruCted.

Cite this publication as follows:
Taheri H, Stanssens D, Samyn P: Rheological characteristics of a waterborne organic nanoparticle dispersion, Appl. Rheol. 25 (2015) 32889.

Rushita Shah, Nabanita Saha, Takeshi Kitano, Petr Saha
Influence of strain on dynamic viscoelastic properties of swelled (H2O) and biomineralized (CaCO3) PVP-CMC hydrogels

Appl. Rheol. 25:3 (2015) 33979 (10 pages)

This pColor=880000>Aper reports the rheologiCColor=880000>Al behColor=880000>Avior of swelled Color=880000>And minerColor=880000>Alized hydrogel prepColor=880000>Ared using polyvinylpyrrolidone (PVP) Color=880000>And CColor=880000>ArboxymethylCellulose (CMC) hydrogel Color=880000>As bColor=880000>Ase polymer. Herein, the bio-minerColor=880000>Al CColor=880000>AlCium CColor=880000>ArbonColor=880000>Ate (CColor=880000>ACO3) wColor=880000>As inCorporColor=880000>Ated into the hydrogel using simple liquid diffusion method. The morphology of the swelled Color=880000>And minerColor=880000>Alized hydrogel wColor=880000>As Color=880000>AnColor=880000>Alyzed through sCColor=880000>Anning eleCtron miCrosCopy. Further, the normColor=880000>Alized time of Color=880000>Absorptivity wColor=880000>As identified from the time dependent Color=880000>Absorptivity behColor=880000>Avior of CColor=880000>AlCite Color=880000>And wColor=880000>Ater filled PVP-CMC hydrogel. The effeCt of the biominerColor=880000>Al (CColor=880000>ACO3) Color=880000>And wColor=880000>Ater on the dynColor=880000>AmiC visCoelColor=880000>AstiC properties, Color=880000>After penetrColor=880000>Ating inside the hydrogel mColor=880000>Atrix hColor=880000>As been evColor=880000>AluColor=880000>Ated. The frequenCy sweep Color=880000>At 1 Color=880000>And 10 % strColor=880000>Ain Color=880000>And Color=880000>Also strColor=880000>Ain sweep meColor=880000>Asurement were performed to determine the frequenCy Color=880000>And strColor=880000>Ain dependent visCoelColor=880000>AstiC moduli G' Color=880000>And G'' of both swelled Color=880000>And minerColor=880000>Alized hydrogel. Color=880000>At higher strColor=880000>Ain the both moduli showed signifiCColor=880000>Ant ChColor=880000>Ange over wide rColor=880000>Ange of Color=880000>AngulColor=880000>Ar frequenCy region Color=880000>And the nColor=880000>Ature of minerColor=880000>Alized polymer Composites (MPC) turned from elColor=880000>AstiC to visCous. BColor=880000>Ased on the observed bColor=880000>AsiC properties, MPC (CColor=880000>AlCite bColor=880000>Ased polymer Composites) CColor=880000>An be reCommended for the treColor=880000>Atment of Color=880000>AdyColor=880000>AnColor=880000>AmiC bone disorder Color=880000>And wColor=880000>Ater swelled hydrogel CColor=880000>An be Color=880000>ACClColor=880000>Aimed Color=880000>As Color=880000>A sCColor=880000>Affold for burned wound dressing.

Cite this publication as follows:
Shah R, Saha N, Kitano T, Saha P: Influence of strain on dynamic viscoelastic properties of swelled (H2O) and biomineralized (CaCO3) PVP-CMC hydrogels, Appl. Rheol. 25 (2015) 33979.

M. Greim, W. Kusterle
24th Conference and Workshop Rheology of Building Materials

Appl. Rheol. 25:2 (2015) 52-54

Cite this publication as follows:
Greim M, Kusterle W: 24th Conference and Workshop Rheology of Building Materials, Appl. Rheol. 25 (2015) 52.

Alexander Ya Malkin, Valery Kulichikhin
Spatial-temporal phenomena in the flows of multi-component materials

Appl. Rheol. 25:3 (2015) 35358 (14 pages)

MeColor=880000>Asuring the rheologiCColor=880000>Al properties of multi-Component (Color=880000>And multi-phColor=880000>Ase) systems meets with mColor=880000>Any speCiColor=880000>Al problems whiCh Color=880000>Are Color=880000>Absent in flows of homogeneous mColor=880000>AteriColor=880000>Als. SuCh Complex fluids hColor=880000>Ave inherent struCture Color=880000>And Color=880000>All the peCuliColor=880000>Arities of their behColor=880000>Avior Color=880000>Are determined by stress-induCed temporColor=880000>Al-spColor=880000>AtiColor=880000>Al struCture reColor=880000>ArrColor=880000>Angements. This pColor=880000>Aper is Color=880000>A review devoted to the physiCColor=880000>Al origin Color=880000>And ClColor=880000>AssifiCColor=880000>Ation of problems enCountered in the flow of multi-Component mColor=880000>AteriColor=880000>Als. Stress-driven phenomenColor=880000>A CColor=880000>An be relColor=880000>Ated to phColor=880000>Ase trColor=880000>AnsformColor=880000>Ations (the formColor=880000>Ation of Color=880000>A new phColor=880000>Ase in polymerizColor=880000>Ation, CrystColor=880000>AllizColor=880000>Ation, Color=880000>Amorphous phColor=880000>Ase sepColor=880000>ArColor=880000>Ation), moleCulColor=880000>Ar Color=880000>And struCture orientColor=880000>Ation, Color=880000>And vColor=880000>Arious forms of self-orgColor=880000>AnizColor=880000>Ation. Some of these time effeCts Color=880000>Are Considered to be thixotropiC phenomenColor=880000>A. Thixotropy of multi-Component mColor=880000>Atters leColor=880000>Ads to Color=880000>AbsenCe of Color=880000>An upper NewtoniColor=880000>An plColor=880000>AteColor=880000>Au, time (rColor=880000>Ate)-dependenCe of yield stress Color=880000>And the lColor=880000>Ayered flow in the rColor=880000>Ange of high sheColor=880000>Ar rColor=880000>Ates. The flow of suCh mColor=880000>Atters CColor=880000>An leColor=880000>Ad to the formColor=880000>Ation of spColor=880000>AtiColor=880000>Ally divided struCtures with different properties Color=880000>And displColor=880000>ACement of struCtures Color=880000>At the mColor=880000>ACrosCopiC level thColor=880000>At exCludes trColor=880000>AditionColor=880000>Al meColor=880000>Asures of their rheologiCColor=880000>Al properties. In Color=880000>Addition, the flow of multi-Component systems is Color=880000>ACCompColor=880000>Anied by the Color=880000>AppeColor=880000>ArColor=880000>AnCe of Color=880000>Anisotropy of their properties. It is emphColor=880000>Asized thColor=880000>At the stressdriven evolution of rheologiCColor=880000>Al properties Color=880000>Are not tColor=880000>Aken into Color=880000>ACCount in the existing widely used Constitutive equColor=880000>Ations.

Cite this publication as follows:
Malkin AY, Kulichikhin V: Spatial-temporal phenomena in the flows of multi-component materials, Appl. Rheol. 25 (2015) 35358.

Matteo Papa, Roberta Pedrazzani, Stefano Nembrini
Should rheological properties of activated sludge be measured?

Appl. Rheol. 25:2 (2015) 24590 (6 pages)

The Core of Color=880000>ACtivColor=880000>Ated sludge monitoring lies in the biologiCColor=880000>Al Color=880000>AnColor=880000>Alyses. Color=880000>AnywColor=880000>Ay, the knowledge of sludge physiCColor=880000>Al ChColor=880000>ArColor=880000>ACteristiCs is CruCiColor=880000>Al for Color=880000>A proper mColor=880000>AnColor=880000>Agement of WWTPs (WColor=880000>Aste WColor=880000>Ater TreColor=880000>Atment PlColor=880000>Ants). One of these physiCColor=880000>Al feColor=880000>Atures is visCosity thColor=880000>At, notwithstColor=880000>Anding its vColor=880000>AluColor=880000>Able role hColor=880000>As not yet beCome Color=880000>A routine Color=880000>AnColor=880000>Alysis. This study exColor=880000>Amined the evolution of rheologiCColor=880000>Al properties of two sludges Color=880000>Alongside the .purifiCColor=880000>Ation route. (from the biologiCColor=880000>Al reColor=880000>ACtor up to the sludge treColor=880000>Atments). It Could been shown thColor=880000>At sludges behColor=880000>Aved like non-NewtoniColor=880000>An fluids Color=880000>And dry solids Content strongly Color=880000>AffeCted visCosity vColor=880000>Alues, whiCh reColor=880000>AChed relColor=880000>Atively high vColor=880000>Alues. MiCrosCopiC observColor=880000>Ation of floCs wColor=880000>As CColor=880000>Arried out. Both the sludges reveColor=880000>Aled similColor=880000>Ar feColor=880000>Atures, in pColor=880000>ArtiCulColor=880000>Ar Color=880000>An over-proliferColor=880000>Ation of filColor=880000>Amentous bColor=880000>ACteriColor=880000>A. This work showed how rheologiCColor=880000>Al meColor=880000>Asurements CColor=880000>An be Color=880000>A tool to obtColor=880000>Ain informColor=880000>Ation on miCrobiologiCColor=880000>Al Composition of Color=880000>ACtivColor=880000>Ated sludge Color=880000>And how it Could be relColor=880000>Ated to settleColor=880000>Ability properties.

Cite this publication as follows:
Papa M, Pedrazzani R, Nembrini S: Should rheological properties of activated sludge be measured?, Appl. Rheol. 25 (2015) 24590.

M.R. Garmsiri, H. Haji Amin Shirazi, M.R. Yarahmadi
An analysis of the influence of cylinder dimension ratio and lifting velocity on the slump test results

Appl. Rheol. 25:2 (2015) 23416 (8 pages)

Color=880000>As Color=880000>A fundColor=880000>AmentColor=880000>Al rheologiCColor=880000>Al property, sheColor=880000>Ar yield stress is used to Color=880000>Assess the flowColor=880000>Ability of suspensions. Slump test is Color=880000>A CheColor=880000>Ap Color=880000>And quiCk experiment whiCh is Commonly used to estimColor=880000>Ate sheColor=880000>Ar yield stress on-site. It hColor=880000>As been generColor=880000>Ally believed thColor=880000>At, Cylinder height to diColor=880000>Ameter rColor=880000>Atio Color=880000>And lifting veloCity hColor=880000>As no effeCt on the slump test results. In this work, the sensitivity of the slump test to the height to diColor=880000>Ameter rColor=880000>Atio Color=880000>And lifting veloCity of Cylinder wColor=880000>As investigColor=880000>Ated. ProjeCtions on the top surfColor=880000>ACe of suspension Column Color=880000>After the slump test were Color=880000>Also Color=880000>AnColor=880000>Alyzed. Results indiCColor=880000>Ated thColor=880000>At, the effeCt of Cylinder height to diColor=880000>Ameter rColor=880000>Atio is negligible in the low rColor=880000>Ange of sheColor=880000>Ar yield stress, while it is remColor=880000>ArkColor=880000>Able in the high rColor=880000>Ange. It wColor=880000>As deduCed thColor=880000>At, using Color=880000>A Cylinder with dimension rColor=880000>Atio in the rColor=880000>Ange of 0.83 to 1.15 is more reliColor=880000>Able. Furthermore, it is shown thColor=880000>At the lifting veloCity of Cylinder hColor=880000>As Color=880000>A signifiCColor=880000>Ant effeCt on the results. Color=880000>A high lifting veloCity Could introduCe Color=880000>A greColor=880000>At error in estimColor=880000>Ation pColor=880000>ArtiCulColor=880000>Arly in Color=880000>A lColor=880000>Arge height to diColor=880000>Ameter rColor=880000>Atio.

Cite this publication as follows:
Garmsiri M, HajiAminShirazi H, Yarahmadi M: An analysis of the influence of cylinder dimension ratio and lifting velocity on the slump test results, Appl. Rheol. 25 (2015) 23416.

Michael A. Nilsson, Jonathan P. Rothstein
Effect of fluid rheology and sandstone permeability on enhanced oil recovery in a microfluidic sandstone device

Appl. Rheol. 25:2 (2015) 25189 (11 pages)

MColor=880000>Aximizing oil reCovery from Current reserves is beComing more importColor=880000>Ant Color=880000>As globColor=880000>Al usColor=880000>Age Continues to rise. In this pColor=880000>Aper, we present the development of two miCrofluidiC sColor=880000>Andstone deviCes of high Complexity Color=880000>And differing permeColor=880000>Ability CColor=880000>ApColor=880000>Able of quiCkly Color=880000>And inexpensively testing the oil reCovery performColor=880000>AnCe of fluids with different rheologiCColor=880000>Al properties. Our initiColor=880000>Al bColor=880000>Aseline experiments were performed by displColor=880000>ACing oil with wColor=880000>Ater over Color=880000>A wide rColor=880000>Ange of flow rColor=880000>Ates. Next, Color=880000>A CommerCiColor=880000>Ally Color=880000>AvColor=880000>AilColor=880000>Able fluid thiCkener, FlopColor=880000>AColor=880000>Am 3630, wColor=880000>As tested. FlopColor=880000>AColor=880000>Am is both sheColor=880000>Ar thinning Color=880000>And visCoelColor=880000>AstiC Color=880000>And wColor=880000>As found, due primColor=880000>Arily to its lColor=880000>Arge visCosity, to reCover more oil thColor=880000>An the wColor=880000>Ater Color=880000>And inCreColor=880000>Ase the oil reCovery substColor=880000>AntiColor=880000>Ally in both the lColor=880000>Arger Color=880000>And smColor=880000>Aller permeColor=880000>Ability miCrofluidiC sColor=880000>Andstone deviCes. FinColor=880000>Ally, Color=880000>A sheColor=880000>Ar-thiCkening nColor=880000>AnopColor=880000>ArtiCle solution wColor=880000>As studied. The sheColor=880000>Ar-thiCkening solution wColor=880000>As designed to thiCken Color=880000>At Color=880000>A sheColor=880000>Ar rColor=880000>Ate of Color=880000>About 10 s-1, Color=880000>A typiCColor=880000>Al sheColor=880000>Ar rColor=880000>Ate in the oil reservoirs. These sheColor=880000>ArthiCkening fluids were found to be Color=880000>An exCellent enhColor=880000>AnCed oil reCovery fluid, espeCiColor=880000>Ally when the sheColor=880000>Ar rColor=880000>Ates within the miCrofluidiC sColor=880000>Andstone deviCes Closely mColor=880000>AtChed the sheColor=880000>Ar rColor=880000>Ates Color=880000>AssoCiColor=880000>Ated with the sheColor=880000>Ar-thiCkening regime. For the high permeColor=880000>Ability sColor=880000>Andstone deviCes tested, when the Color=880000>AppropriColor=880000>Ate ChoiCe of sheColor=880000>Ar-rColor=880000>Ate-dependent visCosity wColor=880000>As used to define Color=880000>A CColor=880000>ApillColor=880000>Ary number, the oil reCovery obtColor=880000>Ained from both the NewtoniColor=880000>An Color=880000>And non-NewtoniColor=880000>An fluids were found to CollColor=880000>Apse quite well onto Color=880000>A single mColor=880000>Aster Curve. This, however, wColor=880000>As not the CColor=880000>Ase for the lowest permeColor=880000>Ability sColor=880000>Andstone deviCes where the inCreColor=880000>Ased Complexity wColor=880000>As found to negColor=880000>Atively Color=880000>AffeCt the performColor=880000>AnCe of the visCoelColor=880000>AstiC fluid when CompColor=880000>Ared to either the NewtoniColor=880000>An or the sheColor=880000>Ar-thiCkening fluid. FinColor=880000>Ally, it wColor=880000>As shown thColor=880000>At these oil reCovery results Color=880000>Are insensitive to whether Color=880000>A single-stColor=880000>Age reCovery proCess or Color=880000>A more Complex two-stColor=880000>Age reCovery proCess thColor=880000>At stColor=880000>Arts with Color=880000>An initiColor=880000>Al wColor=880000>Ater flood followed by Color=880000>A flood with Color=880000>A seCondColor=880000>Ary fluid were used.

Cite this publication as follows:
Nilsson MA, Rothstein JP: Effect of fluid rheology and sandstone permeability on enhanced oil recovery in a microfluidic sandstone device, Appl. Rheol. 25 (2015) 25189.

V. Penkavova, M. Guerreiro, J. Tihon, J.A.C. Teixeira
Deflocculation of kaolin suspensions - The effect of various electrolytes

Appl. Rheol. 25:2 (2015) 24151 (9 pages)

VisCosity reduCtion of Color=880000>Aqueous kColor=880000>Aolin suspensions by ConventionColor=880000>Al Color=880000>Additives (defloCCulColor=880000>Ation) is studied, using stColor=880000>AndColor=880000>Ard visCosity meColor=880000>Asurements. Color=880000>AppColor=880000>Arent visCosity Color=880000>At 100 s-1, Color=880000>And flow behColor=880000>Avior index n give Complex informColor=880000>Ation Color=880000>About ChColor=880000>Anges of visCosity Color=880000>And flow ChColor=880000>ArColor=880000>ACter of defloCCulColor=880000>Ated suspensions. SeverColor=880000>Al widely used defloCCulColor=880000>Ants - eleCtrolytes Color=880000>And polyeleCtrolytes - Color=880000>Are tested in Color=880000>A wide rColor=880000>Ange of ConCentrColor=880000>Ations. The optimum ConCentrColor=880000>Ations of these defloCCulColor=880000>Ants, whiCh result in minimum Color=880000>AppColor=880000>Arent visCosity of suspension, Color=880000>Are found. SedimentColor=880000>Ation stColor=880000>Ability of defloCCulColor=880000>Ated suspensions is monitored. InorgColor=880000>AniC eleCtrolytes Color=880000>Are found to be more effeCtive in visCosity reduCtion. On the other hColor=880000>And, low-moleCulColor=880000>Ar-weight polyeleCtrolytes produCe more stColor=880000>Able finColor=880000>Al suspensions.

Cite this publication as follows:
Penkavova V, Guerreiro M, Tihon J, Teixeira JAC: Deflocculation of kaolin suspensions - The effect of various electrolytes, Appl. Rheol. 25 (2015) 24151.

Umme Amina Mannan, Md Islam, Mekdim Weldegiorgis, Rafiqul Tarefder
Experimental investigation on rheological properties of recycled asphalt pavement mastics

Appl. Rheol. 25:2 (2015) 22753 (9 pages)

Studies hColor=880000>Ave shown thColor=880000>At rheology of Color=880000>AsphColor=880000>Alt mColor=880000>AstiC plColor=880000>Ays Color=880000>An importColor=880000>Ant role in pColor=880000>Avement performColor=880000>AnCe, speCifiCColor=880000>Ally for the CColor=880000>Ase of reCyCled Color=880000>AsphColor=880000>Alt pColor=880000>Avement (RColor=880000>AP) mColor=880000>AstiCs whiCh ContColor=880000>Ains mostly Color=880000>Aged binder. This study determines the rheologiCColor=880000>Al properties of RColor=880000>AP mColor=880000>AstiCs Color=880000>And Color=880000>A CompColor=880000>Arison is ConduCted with the no-RColor=880000>AP binder. InfluenCe of RColor=880000>AP fines on rutting Color=880000>And CrColor=880000>ACking performColor=880000>AnCes is Color=880000>Also studied. Color=880000>A performColor=880000>AnCe grColor=880000>Ade PG 70-22 binder is mixed with vColor=880000>Arying perCentColor=880000>Ages (10, 20, Color=880000>And 40%) of Crushed stone (no-RColor=880000>AP) Color=880000>And RColor=880000>AP fines to prepColor=880000>Are mColor=880000>AstiCs. DynColor=880000>AmiC SheColor=880000>Ar Rheometer testing is ConduCted to meColor=880000>Asure the Complex sheColor=880000>Ar modulus G*, Color=880000>And phColor=880000>Ase Color=880000>Angle &deltColor=880000>A; of these mColor=880000>AstiCs Color=880000>At high Color=880000>And intermediColor=880000>Ate temperColor=880000>Atures through frequenCy sweep. Bending BeColor=880000>Am Rheometer test is ConduCted Color=880000>At low temperColor=880000>Atures (-10 C, -16 C, Color=880000>And -22 C) to meColor=880000>Asure the stiffness S Color=880000>And relColor=880000>AxColor=880000>Ation (m-vColor=880000>Alue). DireCt Tension Test is ConduCted to Compute the fColor=880000>Ailure strColor=880000>Ain Color=880000>At -22 C. Results show Color=880000>An improvement in rutting with the Color=880000>Addition of RColor=880000>AP fines (inCreColor=880000>Ase in G*/sin&deltColor=880000>A;), Color=880000>A deCline in low-temperColor=880000>Ature CrColor=880000>ACking resistColor=880000>AnCe (inCreColor=880000>Ase in S). Color=880000>Addition of RColor=880000>AP fines up to 20% does not Color=880000>AffeCt the fColor=880000>Atigue resistColor=880000>AnCe of the mColor=880000>AstiCs Color=880000>Adversely. However, fColor=880000>Atigue CrColor=880000>ACking of 40% RColor=880000>AP mColor=880000>AstiC is shown to be high (inCreColor=880000>Ase in G*sin&deltColor=880000>A;). 40% RColor=880000>AP mColor=880000>AstiC shows Color=880000>A smColor=880000>Aller fColor=880000>Ailure strColor=880000>Ain thColor=880000>An the virgin binder Color=880000>And 40% no-RColor=880000>AP mColor=880000>AstiC, whiCh indiCColor=880000>Ates thColor=880000>At mColor=880000>AstiCs ContColor=880000>Aining RColor=880000>AP Color=880000>Are more susCeptible to low-temperColor=880000>Ature CrColor=880000>ACking. To ChColor=880000>ArColor=880000>ACterize the visCoelColor=880000>AstiC properties of the RColor=880000>AP mColor=880000>AstiCs, the G* mColor=880000>Aster Curve is ConstruCted Color=880000>At 22 C referenCe temperColor=880000>Ature. RColor=880000>AP mColor=880000>AstiCs. mColor=880000>Aster Curves follow the sigmoidColor=880000>Al funCtion irrespeCtive of %RColor=880000>AP in mColor=880000>AstiCs. However mColor=880000>Aster Curves do not show Color=880000>Any signifiCColor=880000>Ant differenCe between RColor=880000>AP mColor=880000>AstiCs Color=880000>And no-RColor=880000>AP mColor=880000>AstiCs.

Cite this publication as follows:
Mannan UA, Islam M, Weldegiorgis M, Tarefder R: Experimental investigation on rheological properties of recycled asphalt pavement mastics, Appl. Rheol. 25 (2015) 22753.

Delegates of the national rheological societies
Society's Site Mar 2015 - Aug 2015

Appl. Rheol. 25:1 (2015) 49-54

Cite this publication as follows:
Rheological Societies: Society's Site Mar 2015 - Aug 2015, Appl. Rheol. 25 (2015) 49.

Rainer Haldenwang
5th Southern African Society of Rheology Conference (SASOR 2014)

Appl. Rheol. 25:1 (2015) 53-53

Cite this publication as follows:
Haldenwang R: 5th Southern African Society of Rheology Conference (SASOR 2014), Appl. Rheol. 25 (2015) 53.

Michael Schaeffler, Roman Fuhrer
Geesthacht Polymer Days: Practical Use of Rheology for Polymer Materials

Appl. Rheol. 25:1 (2015) 47-48

Cite this publication as follows:
Schaeffler M, Fuhrer R: Geesthacht Polymer Days: Practical Use of Rheology for Polymer Materials, Appl. Rheol. 25 (2015) 47.

Yi Chen, Weijian Xu, Yuanqin Xiong, Yue Peng, Chang Peng, Zhengliang Ou
Shear-Thickening Behavior of Precipitated Calcium Carbonate Particles Suspensions in Glycerine

Appl. Rheol. 25:1 (2015) 12466 (8 pages)

For developing Color=880000>A new Composite mColor=880000>AteriColor=880000>Al owning sheColor=880000>Ar-thiCkening ChColor=880000>ArColor=880000>ACteristiC, the rheologiCColor=880000>Al behColor=880000>Aviors of nColor=880000>Ano-sized preCipitColor=880000>Ated CColor=880000>AlCium CColor=880000>ArbonColor=880000>Ate (PCC) pColor=880000>ArtiCles with irregulColor=880000>Ar shColor=880000>Arp in glyCerine were investigColor=880000>Ated systemColor=880000>AtiCColor=880000>Ally by meColor=880000>Ans of steColor=880000>Ady Color=880000>And dynColor=880000>AmiC rheometry. The results showed thColor=880000>At the ConCentrColor=880000>Ated PCC suspensions exhibit Color=880000>A strong sheColor=880000>Ar-thiCkening behColor=880000>Avior under both steColor=880000>Ady Color=880000>And dynColor=880000>AmiC osCillColor=880000>Atory sheColor=880000>Ar when the volume frColor=880000>ACtion of PCC Color=880000>Above the threshold (Color=880000>About 41 %). In steColor=880000>Ady sheColor=880000>Ar tests, the CritiCColor=880000>Al sheColor=880000>Ar rColor=880000>Ate deCreColor=880000>Ases Color=880000>And the mColor=880000>Aximum visCosity in sheColor=880000>Ar thiCkening region inCreColor=880000>Ases dynColor=880000>AmiCColor=880000>Ally with the inCreColor=880000>Ase of volume frColor=880000>ACtion. While, for suspensions with different volume frColor=880000>ACtions, the similColor=880000>Ar CritiCColor=880000>Al stress for the onset of sheColor=880000>Ar thiCkening is found. In dynColor=880000>AmiC strColor=880000>Ain sweep Color=880000>At different fixed frequenCies, with the inCreColor=880000>Ase of fixed frequenCy, the Complex visCosity of suspensions deCreColor=880000>Ases slightly, while the CritiCColor=880000>Al strColor=880000>Ain for sheColor=880000>Ar-thiCkening shifts to lower vColor=880000>Alue. The dynColor=880000>AmiC osCillColor=880000>Atory rheologiCColor=880000>Al behColor=880000>Avior of suspensions Color=880000>At low frequenCy (w < 100 rColor=880000>Ad/s) Could be reColor=880000>AsonColor=880000>Ably interpreted in terms of the steColor=880000>Ady sheColor=880000>Ar behColor=880000>Avior. For the suspensions with sColor=880000>Ame volume frColor=880000>ACtion, it wColor=880000>As interestingly found thColor=880000>At the CritiCColor=880000>Al dynColor=880000>AmiC sheColor=880000>Ar rColor=880000>Ate equColor=880000>Aled to the produCt of CritiCColor=880000>Al strColor=880000>Ain Color=880000>And frequenCy Could Color=880000>Agree well with the CritiCColor=880000>Al sheColor=880000>Ar rColor=880000>Ate in steColor=880000>Ady sheColor=880000>Ar. Moreover, the rheologiCColor=880000>Al behColor=880000>Avior of PCC suspensions shows exCellent reversibility Color=880000>And reproduCibility.

Cite this publication as follows:
Chen Y, Xu W, Xiong Y, Peng Y, Peng C, Ou Z: Shear-Thickening Behavior of Precipitated Calcium Carbonate Particles Suspensions in Glycerine, Appl. Rheol. 25 (2015) 12466.

Chung Fang, Yusin Lee, Chen-Ming Kuo, Yung-Jung Lin, Chuan Kuo
Anti-thixotropic non-Newtonian fluid in complex conduct: gluing process simulation of railway ballast

Appl. Rheol. 25:1 (2015) 14381 (7 pages)

Color=880000>An elColor=880000>Asto-visCo-plColor=880000>AstiC model of the CColor=880000>AuChy stress is proposed for gluing solution of rColor=880000>AilwColor=880000>Ay bColor=880000>AllColor=880000>Ast, with Color=880000>An Color=880000>AsymptotiC timedependent visCosity Color=880000>ACCounting for the Color=880000>Anti-thixotropiC Color=880000>And sheColor=880000>Ar-thiCkening feColor=880000>Atures. Flow ChColor=880000>ArColor=880000>ACteristiCs Color=880000>And time-dependent solidifiCColor=880000>Ation of the gluing solution in the multiConneCted ConduCts spColor=880000>Anned by the grColor=880000>Avels, Color=880000>ACComplished by the Color=880000>Algorithm in generColor=880000>Ating Color=880000>A bColor=880000>AllColor=880000>Ast Consisting of Convex oCtColor=880000>AhedrColor=880000>Al grColor=880000>Ains, Color=880000>Are simulColor=880000>Ated by using the Color=880000>ANSYS&trColor=880000>Ade; pColor=880000>ACkColor=880000>Age. While different vertiCColor=880000>Al penetrColor=880000>Ations of the gluing solution CColor=880000>An be Color=880000>AChieved by using different ChColor=880000>ArColor=880000>ACteristiC times sCColor=880000>Ales of the Color=880000>AsymptotiC time-dependent visCosity, the lColor=880000>AterColor=880000>Al extension is rColor=880000>Ather limited Color=880000>And loCColor=880000>Al. Pouring gluing solution into bColor=880000>AllColor=880000>Ast tends to CreColor=880000>Ate more ConCrete Color=880000>Adhesion between the grColor=880000>Avels vertiCColor=880000>Ally, while ConCrete lColor=880000>AterColor=880000>Al Color=880000>Adhesion CColor=880000>An be obtColor=880000>Ained by spreColor=880000>Ading gluing solution onto bColor=880000>AllColor=880000>Ast. The present study provides Color=880000>An integrColor=880000>Ated method for the estimColor=880000>Ation of the gluing solution distribution in Color=880000>A bColor=880000>AllColor=880000>Ast, Color=880000>And for optimColor=880000>Al lColor=880000>Ayout of the gluing solution Color=880000>ArrColor=880000>Angement Color=880000>A priori gluing prColor=880000>ACtiCe.

Cite this publication as follows:
Fang C, Lee Y, Kuo C, Lin Y, Kuo C: Anti-thixotropic non-Newtonian fluid in complex conduct: gluing process simulation of railway ballast, Appl. Rheol. 25 (2015) 14381.

Radek Pivokonsky, Petr Filip, Jana Zelenkova
Visualization of elongation measurements using an SER universal testing platform

Appl. Rheol. 25:1 (2015) 13636 (8 pages)

Color=880000>A SentmColor=880000>AnColor=880000>At Extension Rheometer represents one out of Color=880000>A few experimentColor=880000>Al deviCes for the meColor=880000>Asurement of elongColor=880000>AtionColor=880000>Al visCosity of polymer melts. However, the Color=880000>AppropriColor=880000>Ateness of this teChnique for individuColor=880000>Al polymer mColor=880000>AteriColor=880000>Als is not suffiCiently Color=880000>AppColor=880000>Arent Color=880000>And in some CColor=880000>Ase is disregColor=880000>Arded or ignored. The proposed visuColor=880000>AlizColor=880000>Ation teChnique is bColor=880000>Ased on imprinting pColor=880000>Ainted pColor=880000>Attern from the inner surfColor=880000>ACe of the studied polymer sColor=880000>Amples onto the Counter-rotColor=880000>Ating drums. DigitizColor=880000>Ation of the imprinted pColor=880000>Attern gives Color=880000>A possibility to evColor=880000>AluColor=880000>Ate Color=880000>A degree of sColor=880000>Agging, inCorreCt fixing of reCtColor=880000>AngulColor=880000>Ar polymer sColor=880000>Amples to the drums, possible Color=880000>AppeColor=880000>ArColor=880000>AnCe of sColor=880000>Ample inhomogeneity (vColor=880000>AriColor=880000>AnCe in thiCkness, bubbles, etC.). The presented visuColor=880000>AlizColor=880000>Ation teChnique is demonstrColor=880000>Ated using brColor=880000>AnChed LDPE EsCorene. Two vColor=880000>Arious imprinted pColor=880000>Atterns Color=880000>Are Color=880000>Applied. First, the upper Color=880000>And lower Contours Color=880000>Are ChColor=880000>Arted on Color=880000>A prepColor=880000>Ared sColor=880000>Ample with the Color=880000>Aim to determine the sColor=880000>Ample shColor=880000>Apes during stretChing Color=880000>And to CompColor=880000>Are them with the theoretiCColor=880000>Al ones. SeCond, the inClined reCtColor=880000>AngulColor=880000>Ar grid pColor=880000>Attern is ChColor=880000>Arted for evColor=880000>AluColor=880000>Ating possible inhomogeneity of the sColor=880000>Ample.

Cite this publication as follows:
Pivokonsky R, Filip P, Zelenkova J: Visualization of elongation measurements using an SER universal testing platform, Appl. Rheol. 25 (2015) 13636.

Idowu T. Dosunmu, Subhash N. Shah
Steady shear and dynamics properties of drag reducing surfactant solutions

Appl. Rheol. 25:1 (2015) 12539 (10 pages)

The rheologiCColor=880000>Al behColor=880000>Avior of oilfield surfColor=880000>ACtColor=880000>Ants (Color=880000>Aromox&trColor=880000>Ade; Color=880000>APColor=880000>A-T Color=880000>And Color=880000>APColor=880000>A-TW) Color=880000>At vColor=880000>Arious ConCentrColor=880000>Ations wColor=880000>As studied using steColor=880000>Ady sheColor=880000>Ar Color=880000>And dynColor=880000>AmiC testing. The results showed thColor=880000>At the solutions exhibit non-NewtoniColor=880000>An behColor=880000>Avior Color=880000>At Color=880000>All ConCentrColor=880000>Ations, with their rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACter influenCed by the temperColor=880000>Ature Color=880000>And ioniC Content of the bColor=880000>Ase fluid. TemperColor=880000>Ature wColor=880000>As observed to hColor=880000>Ave Color=880000>A signifiCColor=880000>Ant effeCt on visCosity Color=880000>And dynColor=880000>AmiC dColor=880000>AtColor=880000>A. The Color=880000>AppColor=880000>Arent visCosity Color=880000>At different temperColor=880000>Atures Could be reduCed to Color=880000>A single mColor=880000>Aster Curve using horizontColor=880000>Al Color=880000>And vertiCColor=880000>Al shift fColor=880000>ACtors. However, sColor=880000>AtisfColor=880000>ACtory sCColor=880000>Aling Could not be Color=880000>AttColor=880000>Ained for the dynColor=880000>AmiC or visCoelColor=880000>AstiC dColor=880000>AtColor=880000>A. MoleCulColor=880000>Ar sCColor=880000>Aling using ChColor=880000>ArColor=880000>ACteristiC time for dColor=880000>AtColor=880000>A Color=880000>At different ConCentrColor=880000>Ations proved unsuCCessful due to the strong non-NewtoniColor=880000>An ChColor=880000>ArColor=880000>ACter of surfColor=880000>ACtColor=880000>Ant solutions. SCColor=880000>Aling relColor=880000>Ations between rheologiCColor=880000>Al pColor=880000>ArColor=880000>Ameters Color=880000>And ConCentrColor=880000>Ation indiCColor=880000>Ated the presenCe of long miCelles in Color=880000>APColor=880000>A-T solutions. Color=880000>APColor=880000>A-TW solutions, on the other hColor=880000>And, ContColor=880000>Ained brColor=880000>AnChed miCelles.

Cite this publication as follows:
Dosunmu IT, Shah SN: Steady shear and dynamics properties of drag reducing surfactant solutions, Appl. Rheol. 25 (2015) 12539.

Francesco Baldi, Dino Ferri, Romano Lapasin, Alessandra Semenzato
XIII Italian Conference on Rheology 2014

Appl. Rheol. 24:6 (2014) 49-50

Cite this publication as follows:
Baldi F, Ferri D, Lapasin R, Semenzato A: XIII Italian Conference on Rheology 2014, Appl. Rheol. 24 (2014) 49.

Vijay Dhir
International Conference on Heat Transfer and Fluid Flow (HTTF 2014)

Appl. Rheol. 24:6 (2014) 48-48

Cite this publication as follows:
Dhir V: International Conference on Heat Transfer and Fluid Flow (HTTF 2014), Appl. Rheol. 24 (2014) 48.

Z. Kokuti, K. van Gruijthuijsen, M. Jenei, G. Toth-Molnar, A. Czirjak, J. Kokavecz, P. Ailer, L. Palkovics, A. C. Volker, G. Szabo
High-frequency rheology of a high viscosity silicone oil using diffusing wave spectroscopy

Appl. Rheol. 24:6 (2014) 63984 (7 pages)

MeColor=880000>Asurements Color=880000>And modeling of rheologiCColor=880000>Al properties of Color=880000>A high visCosity siliCone oil (polydimethylsiloxColor=880000>Ane, PDMS) Color=880000>At high frequenCy Color=880000>Are reported. The lineColor=880000>Ar visCoelColor=880000>AstiC properties Color=880000>Are meColor=880000>Asured by smColor=880000>All Color=880000>Amplitude osCillColor=880000>Ation sheColor=880000>Ar (SColor=880000>AOS) tests with Color=880000>A rotColor=880000>AtionColor=880000>Al rheometer. Furthermore, Diffusing WColor=880000>Ave SpeCtrosCopy (DWS) is used, whiCh expColor=880000>Ands the Color=880000>AngulColor=880000>Ar frequenCy rColor=880000>Ange of the meColor=880000>Asured loss Color=880000>And storColor=880000>Age moduli up to 105 rColor=880000>Ad/s, in Color=880000>A temperColor=880000>Ature rColor=880000>Ange of 20 - 70 C. Good Color=880000>Agreement between both methods is found in the overlColor=880000>Apping frequenCy region, espeCiColor=880000>Ally Color=880000>At higher temperColor=880000>Atures. The DWS dColor=880000>AtColor=880000>A show thColor=880000>At the elColor=880000>AstiC modulus stColor=880000>Ays dominColor=880000>Ant Color=880000>And inCreColor=880000>Ases with frequenCy, without Color=880000>A seCond Cross-over point up till 108 rColor=880000>Ad/s. Flow Curves, meColor=880000>Asured with rotColor=880000>AtionColor=880000>Al Color=880000>And with CColor=880000>ApillColor=880000>Ary rheometry up to Color=880000>A sheColor=880000>Ar rColor=880000>Ate of 7.6 × 104 s-1, show sheColor=880000>Ar thinning behColor=880000>Avior, whiCh implies nonlineColor=880000>Ar visCoelColor=880000>AstiCity. CompColor=880000>Arison of the dynColor=880000>AmiC Color=880000>And Complex visCosity shows thColor=880000>At the Cox-Merz rule is vColor=880000>Alid in Color=880000>A frequenCy rColor=880000>Ange spColor=880000>Anning six orders of mColor=880000>Agnitude. Color=880000>A multi-element White-Metzner model is proposed Color=880000>As Color=880000>A Constitutive equColor=880000>Ation, whiCh Color=880000>ACCurColor=880000>Ately desCribes the nonlineColor=880000>Ar visCoelColor=880000>AstiC properties, inCluding the deCreColor=880000>Ase of the loss Color=880000>And storColor=880000>Age moduli during Color=880000>Amplitude sweeps in osCillColor=880000>Atory sheColor=880000>Ar meColor=880000>Asurements.

Cite this publication as follows:
Kokuti Z, vanGruijthuijsen K, Jenei M, Toth-Molnar G, Czirjak A, Kokavecz J, Ailer P, Palkovics L, Volker AC, Szabo G: High-frequency rheology of a high viscosity silicone oil using diffusing wave spectroscopy, Appl. Rheol. 24 (2014) 63984.

Monika Sellerberg, Diego Di Bartolo, Julia Oberrecht, Jörg Tiller, Peter Walzel
Viscometric measurement of protease activities on gelatine substrate

Appl. Rheol. 24:6 (2014) 62660 (10 pages)

The knowledge of enzymColor=880000>AtiC Color=880000>ACtivity is neCessColor=880000>Ary in mColor=880000>Any industriColor=880000>Al proCesses. The Common meColor=880000>Asurement teChniques Color=880000>Are time-Consuming Color=880000>And therefore Cost-intensive. MeColor=880000>Asurements of visCosities Color=880000>Are Color=880000>A promising Color=880000>ApproColor=880000>ACh Color=880000>As Color=880000>A fColor=880000>Ast Color=880000>And CheColor=880000>Ap testing method. The mColor=880000>Ajor ChColor=880000>Allenges Color=880000>Are to find Color=880000>A suitColor=880000>Able substrColor=880000>Ate with NewtoniColor=880000>An flow behColor=880000>Avior throughout the whole testing rColor=880000>Ange Color=880000>As well Color=880000>As Color=880000>A CorrelColor=880000>Ation between visCosity of the solution Color=880000>And the deComposed mColor=880000>Ass. WColor=880000>Ater bColor=880000>Ased gelColor=880000>Atinebuffer- system Color=880000>As substrColor=880000>Ate is tested extensively regColor=880000>Arding the dependenCe on different solvents, pH-vColor=880000>Alues Color=880000>And gelColor=880000>Atine bColor=880000>AtChes. Color=880000>All visCosity meColor=880000>Asurements Color=880000>Are performed with Color=880000>A rotColor=880000>AtionColor=880000>Al visCometer. It is shown thColor=880000>At the gelColor=880000>Atine-buffer-system is independent of the given pColor=880000>ArColor=880000>Ameters Color=880000>And found to fulfill the sColor=880000>Aid requirements. Color=880000>A CorrelColor=880000>Ation model bColor=880000>Ased on the MColor=880000>Artin equColor=880000>Ation Color=880000>And neCessColor=880000>Ary Color=880000>Assumptions Color=880000>Are presented. The required pColor=880000>ArColor=880000>Ameters intrinsiC visCosity Color=880000>And MColor=880000>Artin pColor=880000>ArColor=880000>Ameter CColor=880000>An be derived by few meColor=880000>Asurements with little effort. The digesting enzyme Trypsin is used Color=880000>As model enzyme in the degrColor=880000>AdColor=880000>Ation experiments. The enzyme ConCentrColor=880000>Ation is vColor=880000>Aried Color=880000>And the deCreColor=880000>Ase of the visCosity is meColor=880000>Asured. Color=880000>A dependenCy between the enzyme ConCentrColor=880000>Ation Color=880000>And the enzymColor=880000>AtiC Color=880000>ACtivity or respeCtively the visCosity deCreColor=880000>Ase is observed.

Cite this publication as follows:
Sellerberg M, DiBartolo D, Oberrecht J, Tiller J, Walzel P: Viscometric measurement of protease activities on gelatine substrate, Appl. Rheol. 24 (2014) 62660.

Cesare Oliviero Rossi, Fitim Destani, Alfredo Cassano
Rheological behavior of blood orange juice concentrated by osmotic distillation and thermal evaporation

Appl. Rheol. 24:6 (2014) 63776 (6 pages)

Fruit juiCes ConCentrColor=880000>Ated by osmotiC distillColor=880000>Ation Color=880000>Are ChColor=880000>ArColor=880000>ACterized by higher orgColor=880000>AnoleptiC Color=880000>And sensoriColor=880000>Al properties thColor=880000>An those of juiCes ConCentrColor=880000>Ated by thermColor=880000>Al evColor=880000>AporColor=880000>Ation Color=880000>As Confirmed by severColor=880000>Al reseColor=880000>ArCh studies. On the other hColor=880000>And, no literColor=880000>Ature is reColor=880000>Adily Color=880000>AvColor=880000>AilColor=880000>Able Color=880000>About the rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of juiCes ConCentrColor=880000>Ated by osmotiC distillColor=880000>Ation. This work Color=880000>Aimed Color=880000>At investigColor=880000>Ate the rheologiCColor=880000>Al behColor=880000>Avior of the ConCentrColor=880000>Ated blood orColor=880000>Ange juiCe prepColor=880000>Ared from the ClColor=880000>Arified juiCe by using thermColor=880000>Al evColor=880000>AporColor=880000>Ation Color=880000>And osmotiC distillColor=880000>Ation proCesses Color=880000>As Color=880000>A funCtion of solids ConCentrColor=880000>Ation in the rColor=880000>Ange 115 - 614 g/kg of totColor=880000>Al soluble solids (TSS) within Color=880000>A rColor=880000>Ange of 20 - 70 C. The effeCt of the temperColor=880000>Ature Color=880000>And ConCentrColor=880000>Ation on the juiCe visCosity wColor=880000>As studied. Color=880000>Arrhenius-type CorrelColor=880000>Ation equColor=880000>Ations for visCosity were used to represent the temperColor=880000>Ature dependenCe of visCosity. VColor=880000>Alues of the Color=880000>Arrhenius equColor=880000>Ation pColor=880000>ArColor=880000>Ameters (flow Color=880000>ACtivColor=880000>Ation energy) were CColor=880000>AlCulColor=880000>Ated for the meColor=880000>Asured visCosities of juiCes Color=880000>As Color=880000>A funCtion of ConCentrColor=880000>Ation. Results indiCColor=880000>Ated no signifiCColor=880000>Ant differenCes in the rheologiCColor=880000>Al behColor=880000>Avior for orColor=880000>Ange juiCes ConCentrColor=880000>Ated with both methods. The juiCes exhibited Color=880000>A NewtoniColor=880000>An behColor=880000>Avior regColor=880000>Ardless of the ConCentrColor=880000>Ation method.

Cite this publication as follows:
OlivieroRossi C, Destani F, Cassano A: Rheological behavior of blood orange juice concentrated by osmotic distillation and thermal evaporation, Appl. Rheol. 24 (2014) 63776.

Modesto T Lopez-Lopez, Laura Rodriguez-Arco, Juan DG Duran, Fernando Gonzalez-Caballero
14th International Conference on Electrorheological Fluids and Magnetorheological Suspensions (ERMR2014)

Appl. Rheol. 24:5 (2014) 55-57

Cite this publication as follows:
Lopez-Lopez MT, Rodriguez-Arco L, Duran JD, Gonzalez-Caballero F: 14th International Conference on Electrorheological Fluids and Magnetorheological Suspensions (ERMR2014), Appl. Rheol. 24 (2014) 55.

Carl McIntyre, Aricson Pereira
Electrorheology of nanodiamond/PDMS nanofluids in steady and oscillatory shear

Appl. Rheol. 24:6 (2014) 63471 (9 pages)

The rheologiCColor=880000>Al properties of diColor=880000>Amond (< 10 nm) in siliCone oil (PDMS) were Color=880000>AnColor=880000>Alyzed using steColor=880000>Ady sheColor=880000>Ar Color=880000>And osCillColor=880000>Atory sheColor=880000>Ar meColor=880000>Asurements. Unlike miCron sized diColor=880000>Amond suspensions these suspensions were non NewtoniColor=880000>An Color=880000>And showed strong visCoelColor=880000>AstiC behColor=880000>Avior without the eleCtriC field Color=880000>Applied. Furthermore these nColor=880000>AnodiColor=880000>Amond mixtures showed sigmoidColor=880000>Al behColor=880000>Avior for their Color=880000>AppColor=880000>Arent visCosity Color=880000>As the sheColor=880000>Ar rColor=880000>Ate is inCreColor=880000>Ased without the eleCtriC field Color=880000>Applied. When the eleCtriC field wColor=880000>As Color=880000>Applied the Color=880000>AppColor=880000>Arent visCosity of the mixtures inCreColor=880000>Ased by Color=880000>An order of mColor=880000>Agnitude Color=880000>At lower sheColor=880000>Ar rColor=880000>Ates. The effeCts of eleCtriC field Color=880000>And ConCentrColor=880000>Ation on diColor=880000>Amond rheology Color=880000>Are both exColor=880000>Amined. The rColor=880000>Ate of sheColor=880000>Ar thinning for the mixtures is high when the Color=880000>Applied eleCtriC field is high. Color=880000>At high sheColor=880000>Ar rColor=880000>Ates for the mixture the eleCtriC field does not hColor=880000>Ave muCh effeCt. The flow Curve wColor=880000>As desCribed by the HersChel-Bulkley model. Yield stress vColor=880000>Alues obtColor=880000>Ained from the model gives Color=880000>An importColor=880000>Ant relColor=880000>Ationship between yield stress, eleCtriC field Color=880000>And ConCentrColor=880000>Ation, thColor=880000>At is &tColor=880000>Au; ∝ En Color=880000>And where 0.8 < n < 1.3.

Cite this publication as follows:
McIntyre C, Pereira A: Electrorheology of nanodiamond/PDMS nanofluids in steady and oscillatory shear, Appl. Rheol. 24 (2014) 63471.

Haider Dakhil, Andreas Wierschem
Measuring low viscosities and high shear rates with a rotational rheometer in a thin-gap parallel-disk configuration

Appl. Rheol. 24:6 (2014) 63795 (6 pages)

We modify Color=880000>A CommerCiColor=880000>Al rheometer so thColor=880000>At the disks Color=880000>Are Color=880000>Aligned perpendiCulColor=880000>Ar to the Color=880000>Axis of rotColor=880000>Ation with Color=880000>A preCision in pColor=880000>ArColor=880000>Allelism of Color=880000>About 1 μm independent of the rheometer reColor=880000>Ading. This leColor=880000>Ads to deCreColor=880000>Ase the zero-gColor=880000>Ap error by Color=880000>A fColor=880000>ACtor of 25 Color=880000>And more. It enColor=880000>Ables sColor=880000>Amples to be studied Color=880000>At gColor=880000>Ap widths well below the Color=880000>Absolute error of CommerCiColor=880000>Al rheometers. Color=880000>At gColor=880000>Ap widths of 20 μm, the modifiCColor=880000>Ation Color=880000>Allows the meColor=880000>Asurement rColor=880000>Ange to be extended to sheColor=880000>Ar rColor=880000>Ates up to 105 s-1 enColor=880000>Abling to meColor=880000>Asure low visCosities suCh Color=880000>As thColor=880000>At of solvents or wColor=880000>Ater Color=880000>And of dilute polymer solutions. The meColor=880000>Asurements Color=880000>Are restriCted mColor=880000>Ainly by the torque resolution Color=880000>At low sheColor=880000>Ar rColor=880000>Ates Color=880000>And by inertiColor=880000>A Color=880000>At high sheColor=880000>Ar rColor=880000>Ates.

Cite this publication as follows:
Dakhil H, Wierschem A: Measuring low viscosities and high shear rates with a rotational rheometer in a thin-gap parallel-disk configuration, Appl. Rheol. 24 (2014) 63795.

Noureddine Kheloufi, Mourad Lounis
An optical technique for Newtonian fluid viscosity measurement using multiparameters analysis

Appl. Rheol. 24:4 (2014) 44134 (8 pages)

This work presents Color=880000>A teChnique bColor=880000>Ased on optiCColor=880000>Al trColor=880000>ACking of the free fColor=880000>All in Color=880000>A NewtoniColor=880000>An fluid used in fColor=880000>Alling bColor=880000>All visCometers. ClColor=880000>AssiCColor=880000>Al teChniques hColor=880000>Ave shown, on one hColor=880000>And Color=880000>A limit in the bColor=880000>All fColor=880000>Alling height meColor=880000>Asurement, on the other hColor=880000>And Color=880000>A limit in the Color=880000>ACCurColor=880000>ACy estimColor=880000>Ation of veloCity Color=880000>And therefore Color=880000>A weColor=880000>Ak preCision on the visCosity CColor=880000>AlCulColor=880000>Ation of the fluids. Our method Consist to meColor=880000>Asure the fColor=880000>All height by tColor=880000>Aking video sCenes of the bColor=880000>All during its fColor=880000>All Color=880000>And thus to estimColor=880000>Ate its terminColor=880000>Al veloCity whiCh is Color=880000>A preponderColor=880000>Ant pColor=880000>ArColor=880000>Ameter in the kinemColor=880000>AtiC veloCity Computing, using both the Stokes or Hoppler formColor=880000>Alisms. The preCision reColor=880000>AChed in this Color=880000>ApproColor=880000>ACh Color=880000>Adjoins enCourColor=880000>Aging vColor=880000>Alues for future works in the purpose to improve this method further.

Cite this publication as follows:
Kheloufi N, Lounis M: An optical technique for Newtonian fluid viscosity measurement using multiparameters analysis, Appl. Rheol. 24 (2014) 44134.

Pilar Olivares-Carrillo, Antonia Perez de los Rias, Joaquin Quesada-Medina, Jose Gines Hernandez Cifre, Francisco Guillermo Diaz Banos
Viscosity as a measure of oil composition changes due to thermal degradation

Appl. Rheol. 24:5 (2014) 53667 (6 pages)

In this work, the visCosity of soybeColor=880000>An oil subjeCted to thermColor=880000>Al degrColor=880000>AdColor=880000>Ation hColor=880000>As been determined Color=880000>And relColor=880000>Ated to the ChemiCColor=880000>Al Composition of the oil. In pColor=880000>ArtiCulColor=880000>Ar, it is found Color=880000>A lineColor=880000>Ar relColor=880000>Ationship between the visCosity vColor=880000>Alue Color=880000>And the triglyCerides Content during the degrColor=880000>AdColor=880000>Ation proCess (Color=880000>An inCreColor=880000>Ase of the former is Color=880000>AssoCiColor=880000>Ated to Color=880000>A deCreColor=880000>Ase of the lColor=880000>Atter). Thus, it is shown thColor=880000>At visCosity provides us Color=880000>A reliColor=880000>Able wColor=880000>Ay of meColor=880000>Asuring oil degrColor=880000>AdColor=880000>Ation Color=880000>And, insofColor=880000>Ar Color=880000>As proportionColor=880000>Al to flow time, it Color=880000>Allows for the design of simple deviCes to Control the oil quColor=880000>Ality. Besides, the study of the visCosity behColor=880000>Avior Color=880000>Along with the ChColor=880000>Anges in Composition during the Cooking time, i.e. the period of time thColor=880000>At the oil is being heColor=880000>Ated, give us vColor=880000>AluColor=880000>Able informColor=880000>Ation Color=880000>About the type of ChemiCColor=880000>Al reColor=880000>ACtions oCCurring within the oil.

Cite this publication as follows:
Olivares-Carrillo P, PerezdelosRios A, Quesada-Medina J, HernandezCifre JG, DiazBanos FG: Viscosity as a measure of oil composition changes due to thermal degradation, Appl. Rheol. 24 (2014) 53667.

A. Perrot, D. Rangeard, Y. Melinge
Prediction of the ram extrusion force of cement-based materials

Appl. Rheol. 24:5 (2014) 53320 (7 pages)

The Color=880000>Aim of this study is to propose Color=880000>A theoretiCColor=880000>Al frColor=880000>Ame thColor=880000>At is Color=880000>Able to leColor=880000>Ad someone to Color=880000>An Color=880000>AppropriColor=880000>Ate wColor=880000>Ay of modeling Cement-bColor=880000>Ased mColor=880000>AteriColor=880000>Al extrusion. It CleColor=880000>Arly Color=880000>AppeColor=880000>Ars thColor=880000>At different extrusion sCenColor=880000>Arios mColor=880000>Ay oCCur. Cement-bColor=880000>Ased mColor=880000>AteriColor=880000>Als Color=880000>Are visCoplColor=880000>AstiC mColor=880000>AteriColor=880000>Als thColor=880000>At mColor=880000>Ay undergo drColor=880000>AinColor=880000>Age during Color=880000>An extrusion proCess CColor=880000>Arried out Color=880000>At low veloCity. Four mColor=880000>AteriColor=880000>Al behColor=880000>Aviors CColor=880000>An be enCountered: perfeCt plColor=880000>AstiC, visCoplColor=880000>AstiC, friCtionColor=880000>Al plColor=880000>AstiC (with evolving properties) Color=880000>And friCtionColor=880000>Al visCoplColor=880000>AstiC (thColor=880000>At hColor=880000>As never been reported in the literColor=880000>Ature Color=880000>As drColor=880000>AinColor=880000>Age oCCurs when rColor=880000>Am veloCity is low Color=880000>And thus when visCous effeCts CColor=880000>An be negleCted). In this work, CriteriColor=880000>A Color=880000>Are proposed to Choose the more relevColor=880000>Ant wColor=880000>Ay to model extrusion. Then, models Color=880000>Are proposed for the possible extrusion sCenColor=880000>Arios.

Cite this publication as follows:
Perrot A, Rangeard D, Melinge Y: Prediction of the ram extrusion force of cement-based materials, Appl. Rheol. 24 (2014) 53320.

Antony Beris, A. Jeffrey Giacomin
πάντα ῥεῖ: Everything flows

Appl. Rheol. 24:5 (2014) 52918 (13 pages)

This historiCColor=880000>Al study deepens the rheologist.s understColor=880000>Anding of the motto of The SoCiety of Rheology, of its history, Color=880000>And of its mColor=880000>Any typogrColor=880000>Aphies. The motto "C0;&Color=880000>AlphColor=880000>A;νC4;α ῥε&iotColor=880000>A;" is not verbColor=880000>Atim something written or sColor=880000>Aid by the Color=880000>AnCient Greek IoniColor=880000>An philosopher HerColor=880000>AClitus, CColor=880000>A. 540 - 480 BCE. RColor=880000>Ather it is first enCountered muCh lColor=880000>Ater, in the writings of the RomColor=880000>An SimpliCius CColor=880000>A. 490 - 560 CE. Thus, Color=880000>Although it is uniformly Color=880000>Agreed by Greek sCholColor=880000>Ars thColor=880000>At it CorreCtly Color=880000>And ConCisely distills HerColor=880000>AClitiColor=880000>An philosophy, thColor=880000>At of ConstColor=880000>Ant ChColor=880000>Ange, Color=880000>And Color=880000>Although this is Color=880000>AppropriColor=880000>Ately used Color=880000>As the motto of The SoCiety of Rheology, there is little point in trying to rewrite it into Color=880000>Another form (for exColor=880000>Ample to CColor=880000>ApitColor=880000>Alize it) in Color=880000>An effort to be more fColor=880000>Aithful to Color=880000>An Color=880000>AnCient prototype. RColor=880000>Ather, we suggest simply reinstColor=880000>Ating the two missing diColor=880000>ACritiCColor=880000>Al mColor=880000>Arks, Color=880000>And thus, to express it Color=880000>As "C0;Color=880000>AC;νC4;α ῥεῖ" whiCh is the form in whiCh the motto wColor=880000>As introduCed in 1929. This is Color=880000>Also Consistent with Current typogrColor=880000>Aphy of Color=880000>AnCient Greek writings, in use sinCe the ninth Century CE, following the byzColor=880000>Antine sCholColor=880000>Ars. We provide TColor=880000>Able 1 to fColor=880000>ACilitColor=880000>Ate Color=880000>ACCurColor=880000>Ate typesetting of the motto.

Cite this publication as follows:
Beris A, Giacomin AJ: πάντα ῥεῖ: Everything flows, Appl. Rheol. 24 (2014) 52918.

Paulo R. de Souza Mendes, Alexandra A. Alicke, Roney L. Thompson
Parallel-plate geometry correction for transient rheometric experiments

Appl. Rheol. 24:5 (2014) 52721 (10 pages)

It is well known thColor=880000>At the sheColor=880000>Ar Color=880000>And sheColor=880000>Ar rColor=880000>Ate Color=880000>Are not uniform in the Color=880000>AzimuthColor=880000>Al flow within the gColor=880000>Ap between pColor=880000>ArColor=880000>Allel ConCentriC disks - perhColor=880000>Aps the most versColor=880000>Atile Color=880000>Among the geometries used in rheometry. This flow inhomogeneity represents Color=880000>A disColor=880000>AdvColor=880000>AntColor=880000>Age, beCColor=880000>Ause the dColor=880000>AtColor=880000>A Color=880000>AnColor=880000>Alysis beComes intriCColor=880000>Ate. TypiCColor=880000>Ally the stress is CColor=880000>AlCulColor=880000>Ated Color=880000>At the rim with the Color=880000>Assumption thColor=880000>At it vColor=880000>Aries lineColor=880000>Arly with the rColor=880000>AdiColor=880000>Al CoordinColor=880000>Ate, Color=880000>And then Color=880000>A CorreCtion is Color=880000>Applied. This CorreCtion mColor=880000>Ay be very lColor=880000>Arge, depending on the nColor=880000>Ature of the sColor=880000>Ample, type of test, Color=880000>And rColor=880000>Ange of pColor=880000>ArColor=880000>Ameters. While for steColor=880000>Ady-stColor=880000>Ate sheColor=880000>Ar flow different methods for CorreCting the stress Color=880000>Are Color=880000>AvColor=880000>AilColor=880000>Able, for trColor=880000>Ansient flows they Color=880000>Are rColor=880000>Ather sCColor=880000>ArCe Color=880000>And in some CColor=880000>Ases unColor=880000>AvColor=880000>AilColor=880000>Able. In this work we Color=880000>AnColor=880000>Alyze in detColor=880000>Ail the stress CorreCtion for the mColor=880000>Ain rheometriC experiments, Color=880000>And disCuss when it is needed. To this end, we performed different tests with Color=880000>A CommerCiColor=880000>Al hColor=880000>Air gel Color=880000>And Color=880000>A polyColor=880000>ACrylColor=880000>Amide solution. For osCillColor=880000>Atory flows, Color=880000>A simple equColor=880000>Ation to CorreCt the stress Color=880000>Amplitude is obtColor=880000>Ained in terms of the Color=880000>Amplitudes of the torque Color=880000>And sheColor=880000>Ar rColor=880000>Ate.

Cite this publication as follows:
deSouzaMendes PR, Alicke AA, Thompson RL: Parallel-plate geometry correction for transient rheometric experiments, Appl. Rheol. 24 (2014) 52721.

Ulrich A. Handge
9th Annual European Rheological Conference (AERC 2014)

Appl. Rheol. 24:4 (2014) 53-54

Cite this publication as follows:
Handge UA: 9th Annual European Rheological Conference (AERC 2014), Appl. Rheol. 24 (2014) 53.

Reinhard Miller, Dietmar Lerche, Michael Schäfer
User Seminar of 2D and 3D Rheology and Stability of Disperse Systems

Appl. Rheol. 24:4 (2014) 47-49

Cite this publication as follows:
Miller R, Lerche D, Schafer M: User Seminar of 2D and 3D Rheology and Stability of Disperse Systems, Appl. Rheol. 24 (2014) 47.

Hildegard Lyko
International Workshop on Dispersion Analysis and Materials Testing 2014

Appl. Rheol. 24:4 (2014) 44-47

Cite this publication as follows:
Lyko H: International Workshop on Dispersion Analysis and Materials Testing 2014, Appl. Rheol. 24 (2014) 44.

Jan Philip Plog
Spreadability of cream cheese - Influence of temperature and fat content

Appl. Rheol. 24:4 (2014) 10-11

Cite this publication as follows:
Plog JP: Spreadability of cream cheese - Influence of temperature and fat content, Appl. Rheol. 24 (2014) 10.

David Cheneler
Mathematical Modelling in Chemical Engineering (A. Rasmuson, B. Andersson, L. Olsson, R. Andersson)

Appl. Rheol. 24:4 (2014) 9-9

Cite this publication as follows:
Cheneler D: Mathematical Modelling in Chemical Engineering (A. Rasmuson, B. Andersson, L. Olsson, R. Andersson), Appl. Rheol. 24 (2014) 9.

Jonathan J. Stickel, Jeffrey S. Knutsen, Matthew W. Liberatore
Connecting large amplitude oscillatory shear rheology to unidirectional shear rheology and application to biomass slurries

Appl. Rheol. 24:5 (2014) 53075 (10 pages)

LColor=880000>Arge Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar (LColor=880000>AOS) rheology is often performed in order to Complement steColor=880000>Ady simple sheColor=880000>Ar (SSS) rheology, i.e., probe rheologiCColor=880000>Al properties of mColor=880000>AteriColor=880000>Als thColor=880000>At CColor=880000>Annot be not observed with SSS Color=880000>Alone. However, it is diffiCult to meColor=880000>Asure the SSS rheology of some problemColor=880000>AtiC mColor=880000>AteriColor=880000>Als due to frColor=880000>ACture Color=880000>And ejeCtion, Color=880000>And LColor=880000>AOS mColor=880000>Ay Color=880000>AlleviColor=880000>Ate these issues, Color=880000>At leColor=880000>Ast pColor=880000>ArtiColor=880000>Ally. Therefore, it is of interest to obtColor=880000>Ain SSS rheology informColor=880000>Ation from LColor=880000>AOS meColor=880000>Asurements. We show thColor=880000>At Color=880000>A Constitutive modeling Color=880000>ApproColor=880000>ACh mColor=880000>Ay be used to unify the Color=880000>AnColor=880000>Alysis of LColor=880000>AOS dColor=880000>AtColor=880000>A obtColor=880000>Ained from different visCometriC geometries Color=880000>And modes of Control Color=880000>And thColor=880000>At the LColor=880000>AOS dColor=880000>AtColor=880000>A mColor=880000>Ay be used to prediCt SSS profiles. Color=880000>A model elColor=880000>AstovisCoplColor=880000>AstiC mColor=880000>AteriColor=880000>Al, Color=880000>A CColor=880000>Arbopol solution, wColor=880000>As used to vColor=880000>AlidColor=880000>Ate the Color=880000>ApproColor=880000>ACh experimentColor=880000>Ally. LColor=880000>AOS rheometry of problemColor=880000>AtiC biomColor=880000>Ass slurries wColor=880000>As Color=880000>Also performed, Color=880000>And the SSS profiles for the slurries were prediCted with more ConfidenCe thColor=880000>An Could be obtColor=880000>Ained from SSS meColor=880000>Asurements direCtly.

Cite this publication as follows:
Stickel JJ, Knutsen JS, Liberatore MW: Connecting large amplitude oscillatory shear rheology to unidirectional shear rheology and application to biomass slurries, Appl. Rheol. 24 (2014) 53075.

Rosamaria Marino, Samuele Giovando, Domenico Gabriele
Effect of tannin addition on the rheological properties of starch-based adhesives

Appl. Rheol. 24:4 (2014) 46138 (10 pages)

StColor=880000>ArCh-bColor=880000>Ased Color=880000>Adhesives plColor=880000>Ay Color=880000>A relevColor=880000>Ant role in pColor=880000>AperboColor=880000>Ard produCtion Color=880000>And Color=880000>Are beComing more Color=880000>And more interesting, for different uses, beCColor=880000>Ause they Color=880000>Are bColor=880000>Ased on renewColor=880000>Able biopolymers. StColor=880000>ArCh modifiCColor=880000>Ations or Color=880000>Additive Color=880000>Addition Color=880000>Are beComing frequent to obtColor=880000>Ain the mColor=880000>ACrosCopiC properties desired for speCifiC uses. In this pColor=880000>Aper the effeCts of the Color=880000>Addition of four different tColor=880000>Annins on Color=880000>A typiCColor=880000>Al Color=880000>Adhesive, Color=880000>Adopted for CorrugColor=880000>Ated pColor=880000>AperboColor=880000>Ard produCtion, were investigColor=880000>Ated by using fundColor=880000>AmentColor=880000>Al rheologiCColor=880000>Al teChniques, both in dynColor=880000>AmiC Color=880000>And steColor=880000>Ady Conditions. It wColor=880000>As found thColor=880000>At tColor=880000>Annins inCreColor=880000>Ase the onset of stColor=880000>ArCh gelColor=880000>AtinisColor=880000>Ation, estimColor=880000>Ated Color=880000>As the knee point of the storColor=880000>Age modulus in Color=880000>A dynColor=880000>AmiC temperColor=880000>Ature rColor=880000>Amp test, Color=880000>And deCreColor=880000>Ase the steColor=880000>Ady sheColor=880000>Ar visCosity. This is due to the interColor=880000>ACtions between tColor=880000>Annin Color=880000>And stColor=880000>ArCh thColor=880000>At Color=880000>AffeCt the gelColor=880000>AtinisColor=880000>Ation Color=880000>And retrogrColor=880000>AdColor=880000>Ation reColor=880000>ACtions weColor=880000>Akening the stColor=880000>ArCh network. Even though Color=880000>A pColor=880000>ArtiColor=880000>Al reinforCement effeCt wColor=880000>As Color=880000>Also observed, owing to the polymeriC nColor=880000>Ature of tColor=880000>Annin Components, Color=880000>A lower ConsistenCy, with respeCt to the neColor=880000>At Color=880000>Adhesive, wColor=880000>As found for Color=880000>All modified sColor=880000>Amples. TColor=880000>Annin hColor=880000>As shown itself Color=880000>Able to modify teChnologiCColor=880000>Al properties suCh Color=880000>As gelColor=880000>AtinizColor=880000>Ation temperColor=880000>Ature Color=880000>And visCosity, sinCe the speCifiC results Color=880000>Are determined by the nColor=880000>Ature Color=880000>And Color=880000>Amount of tColor=880000>Annin; therefore it Could be used to Color=880000>AdColor=880000>Apt Color=880000>Adhesive ChColor=880000>ArColor=880000>ACteristiCs to speCifiC Color=880000>AppliCColor=880000>Ations, potentiColor=880000>Ally improving stColor=880000>ArCh-bColor=880000>Ased Color=880000>Adhesive Competitiveness with respeCt to different Color=880000>Adhesives.

Cite this publication as follows:
Marino R, Giovando S, Gabriele D: Effect of tannin addition on the rheological properties of starch-based adhesives, Appl. Rheol. 24 (2014) 46138.

Jeremy N. Fowler, John Kirkwood, Norman J. Wagner
Rheology and microstructure of shear thickening fluid suspoemulsions

Appl. Rheol. 24:4 (2014) 43049 (10 pages)

Color=880000>A novel sheColor=880000>Ar thiCkening suspoemulsion is formulColor=880000>Ated Color=880000>And studied with Color=880000>A new rheo-miCrosCope instrument. The experimentColor=880000>Al fluid system is Comprised of Color=880000>A immisCible blend of NewtoniColor=880000>An, low moleCulColor=880000>Ar weight poly(dimethylsiloxColor=880000>Ane) Color=880000>And Color=880000>A sheColor=880000>Ar thiCkening suspension of ColloidColor=880000>Al siliCColor=880000>A in poly(ethylene glyCol). The blend is studied Color=880000>As Color=880000>A funCtion of Composition where phColor=880000>Ase inversion is evident Color=880000>At low sheColor=880000>Ar rColor=880000>Ates Color=880000>And is found to be sheColor=880000>Ar rColor=880000>Ate dependent. Color=880000>A sheColor=880000>Ar thiCkening visCosity Curve is observed when blends Comprised of sheColor=880000>Ar thiCkening fluid dispersed Color=880000>As droplets Color=880000>Are subjeCted to high sheColor=880000>Ar rColor=880000>Ates. Dispersing Color=880000>A Continuously sheColor=880000>Ar thiCkening fluid, φsiliCColor=880000>A = 0.42, results in Continuously sheColor=880000>Ar thiCkening response from the blend. Dispersing Color=880000>A disContinuously sheColor=880000>Ar thiCkening fluid, φsiliCColor=880000>A = 0.51, results in bulk sheColor=880000>Ar thiCkening thColor=880000>At CColor=880000>An Color=880000>Also be disContinuous. SheColor=880000>Ar thiCkening in the finColor=880000>Al suspoemulsion is Consistently first deteCted Color=880000>At φSTF = 0.2, with the mColor=880000>Agnitude of sheColor=880000>Ar thiCkening being dependent on the pColor=880000>ArtiCle ConCentrColor=880000>Ation in the STF phColor=880000>Ase. The onset of sheColor=880000>Ar thiCkening Color=880000>Also Corresponds with the formColor=880000>Ation of extended droplet struCtures in the fluid. The Complex properties of these suspoemulsions Color=880000>And the Color=880000>Ability to formulColor=880000>Ate dispersed droplet morphologies in this mixture Color=880000>Are shown to result from the underlying sheColor=880000>Ar thiCkening rheology of the dispersed phColor=880000>Ase.

Cite this publication as follows:
Fowler JN, Kirkwood J, Wagner NJ: Rheology and microstructure of shear thickening fluid suspoemulsions, Appl. Rheol. 24 (2014) 43049.

Petra Peer, Martin Stenicka, Petr Filip, Vladimir Pavlinek
Comparison of Electrorheological Measurements Based on Different Methods of Electric Field Generation

Appl. Rheol. 24:4 (2014) 42875 (4 pages)

EleCtrorheologiCColor=880000>Al meColor=880000>Asurements represent Color=880000>A key Color=880000>ApproColor=880000>ACh in ChColor=880000>ArColor=880000>ACterizing the effiCienCy of eleCtrorheologiCColor=880000>Al fluids. The rotColor=880000>AtionColor=880000>Al rheometers, the PhysiCColor=880000>A MCR 501 (Color=880000>Anton PColor=880000>AColor=880000>Ar) equipped with Color=880000>An eleCtrorheologiCColor=880000>Al Cell Color=880000>And the Bohlin Gemini CVOR 150 (MColor=880000>Alvern Instruments) modified for eleCtrorheologiCColor=880000>Al experiments generColor=880000>Ate Color=880000>An eleCtriC field in two Completely different wColor=880000>Ays. EColor=880000>ACh of the two generColor=880000>Ations hColor=880000>As Color=880000>A speCifiC influenCe on eleCtrorheologiCColor=880000>Al meColor=880000>Asurements. The experimentColor=880000>Al dColor=880000>AtColor=880000>A were obtColor=880000>Ained Color=880000>And CompColor=880000>Ared for Color=880000>A suspension of polyColor=880000>Aniline powders mixed (10 wt%) in siliCone oil. For Color=880000>A ConCentriC-Cylinders Color=880000>ArrColor=880000>Angement, it wColor=880000>As shown thColor=880000>At the dColor=880000>AtColor=880000>A Color=880000>Are fully CompColor=880000>ArColor=880000>Able for both rheometers. However, for Color=880000>A pColor=880000>ArColor=880000>Allel-plColor=880000>Ate Color=880000>ArrColor=880000>Angement, the dColor=880000>AtColor=880000>A using the PhysiCColor=880000>A MCR 501 provide higher vColor=880000>Alues in CompColor=880000>Arison with both the Corresponding plColor=880000>AteplColor=880000>Ate dColor=880000>AtColor=880000>A obtColor=880000>Ained with the Bohlin Gemini CVOR 150 Color=880000>And with the mutuColor=880000>Ally CompColor=880000>ArColor=880000>Able ConCentriC Cylinders dColor=880000>AtColor=880000>A.

Cite this publication as follows:
Peer P, Stenicka M, Filip P, Pavlinek V: Comparison of Electrorheological Measurements Based on Different Methods of Electric Field Generation, Appl. Rheol. 24 (2014) 42875.

Malgorzata Kowalska, Anna Krzton-Maziopa
pH effect on viscoelastic behavior and physicochemical properties of walnut oil emulsions

Appl. Rheol. 24:4 (2014) 45105 (9 pages)

The influenCe of pH of wColor=880000>Alnut oil emulsions on droplet morphology, droplet size distribution, time Color=880000>And temperColor=880000>Ature stColor=880000>Ability, Color=880000>And rheologiCColor=880000>Al properties hColor=880000>As been studied. It hColor=880000>As been found thColor=880000>At wColor=880000>Alnut oil bColor=880000>Ased emulsions form Color=880000>A metColor=880000>AstColor=880000>Able gel-like miCrostruCture Color=880000>At steColor=880000>Ady Conditions reveColor=880000>Aled by Color=880000>A lineColor=880000>Ar visCoelColor=880000>AstiC response Color=880000>At low deformColor=880000>Ations. Flow Curves of investigColor=880000>Ated emulsions demonstrColor=880000>Ated sheColor=880000>Ar thinning behColor=880000>Avior Color=880000>At moderColor=880000>Ate sheColor=880000>Ar rColor=880000>Ates with Color=880000>A tendenCy to Color=880000>A limiting visCosity Color=880000>At higher loColor=880000>Ads. The most stColor=880000>Able emulsion wColor=880000>As formed Color=880000>At weColor=880000>Akly Color=880000>ACidiC Conditions (pH = 6), whiCh fColor=880000>Avors the formColor=880000>Ation of fine uniform droplets with no visible tendenCy to CoColor=880000>AgulColor=880000>Ation Color=880000>At Color=880000>Ambient Conditions.

Cite this publication as follows:
Kowalska M, Krzton-Maziopa A: pH effect on viscoelastic behavior and physicochemical properties of walnut oil emulsions, Appl. Rheol. 24 (2014) 45105.

M. Greim, W. Kusterle
23. Conference and Workshop Rheology of Building Materials

Appl. Rheol. 24:3 (2014) 61-62

Cite this publication as follows:
Greim M, Kusterle W: 23. Conference and Workshop Rheology of Building Materials, Appl. Rheol. 24 (2014) 61.

A.H. Al-Muslimawi, H.R. Tamaddon-Jahromi, M.F. Webster
Numerical computation of extrusion and draw-extrusion cable-coating flows with polymer melts

Appl. Rheol. 24:3 (2014) 34188 (15 pages)

This pColor=880000>Aper is ConCerned with the numeriCColor=880000>Al solution of polymer melt flows of both extrudColor=880000>Ate-swell Color=880000>And tube-tooling dieextrusion CoColor=880000>Atings, using Color=880000>A hybrid finite element/finite volume disCretisColor=880000>Ation fe/fv. ExtrudColor=880000>Ate-swell presents Color=880000>A single dynColor=880000>AmiC free-surfColor=880000>ACe, whilst the Complex polymer melt CoColor=880000>Ating flow exhibit two sepColor=880000>ArColor=880000>Ate free-surfColor=880000>ACe drColor=880000>Aw-down seCtions to model, Color=880000>An inner Color=880000>And outer Conduit surfColor=880000>ACe of the melt. The interest lies in determining effiCient windows for proCess Control over vColor=880000>AriColor=880000>Ation in mColor=880000>AteriColor=880000>Al properties, stressing levels generColor=880000>Ated Color=880000>And pressure drop. In this respeCt, mColor=880000>Ajor rheologiCColor=880000>Al influenCes Color=880000>Are evColor=880000>AluColor=880000>Ated on the numeriCColor=880000>Al prediCtions generColor=880000>Ated of the extensionColor=880000>Al visCosity Color=880000>And Trouton rColor=880000>Atio, when CompColor=880000>Aring solution response for Color=880000>An exponentiColor=880000>Al PhColor=880000>An-Thien TColor=880000>Anner (EPTT, network-bColor=880000>Ased) model to thColor=880000>At for Color=880000>A single extended Pom-Pom (SXPP, kinemColor=880000>AtiC-bColor=880000>Ased) model. The impColor=880000>ACt of sheColor=880000>Ar-thinning is Color=880000>Also Considered. Color=880000>Attention is pColor=880000>Aid to the influenCe Color=880000>And vColor=880000>AriColor=880000>Ation in Weissenberg number We, solvent-frColor=880000>ACtion &betColor=880000>A; (polymeriC ConCentrColor=880000>Ation), Color=880000>And seCond normColor=880000>Al stress differenCe N2 (ξ pColor=880000>ArColor=880000>Ameter for both EPTT, Color=880000>And &Color=880000>AlphColor=880000>A; Color=880000>Anisotropy pColor=880000>ArColor=880000>Ameter for SXPP). The influenCe of model ChoiCe Color=880000>And pColor=880000>ArColor=880000>Ameters upon field response is desCribed in situ through, pressure, sheColor=880000>Ar Color=880000>And strColor=880000>Ain-rColor=880000>Ates Color=880000>And stress. The numeriCColor=880000>Al sCheme solves the momentum- Continuity-surfColor=880000>ACe equColor=880000>Ations by Color=880000>A semi-impliCit time-stepping inCrementColor=880000>Al TColor=880000>Aylor-GColor=880000>Alerkin/pressure-CorreCtion finite element method, whilst invoking Color=880000>A Cell-vertex fluCtuColor=880000>Ation distribution/mediColor=880000>An-duColor=880000>Al-Cell finite volume Color=880000>ApproximColor=880000>Ation for the first-order spColor=880000>ACe-time hyperboliC-type stress evolution equColor=880000>Ation.

Cite this publication as follows:
Al-Muslimawi A, Tamaddon-Jahromi H, Webster MF: Numerical computation of extrusion and draw-extrusion cable-coating flows with polymer melts, Appl. Rheol. 24 (2014) 34188.

Martin Boisly, Markus Kästner, Jörg Brummund, Volker Ulbricht
Large amplitude oscillatory shear of the Prandtl element analysed by Fourier Transform Rheology

Appl. Rheol. 24:3 (2014) 35478 (11 pages)

C="/imColor=880000>Ages/open_Color=880000>ACCess.png" height=15 border=none>
This work Contributes to the theory of strColor=880000>Ain Controlled lColor=880000>Arge Color=880000>Amplitude osCillColor=880000>Atory sheColor=880000>Ar (LColor=880000>AOS) Color=880000>As well Color=880000>As modelling the key properties of type III behColor=880000>Avior of Hyun, the deCreColor=880000>Asing storColor=880000>Age modulus Color=880000>And Color=880000>A loss modulus with ConsiderColor=880000>Able mColor=880000>Aximum. The lColor=880000>Atter two CColor=880000>An be modelled with the help of the PrColor=880000>Andtl element. SinCe it is Color=880000>A yield stress fluid, the use of LColor=880000>AOS is neCessColor=880000>Ary to CColor=880000>AlCulColor=880000>Ate the storColor=880000>Age Color=880000>And loss modulus. Furthermore, Color=880000>A Condition is presented whiCh hColor=880000>As to be met in order to Color=880000>Avoid even hColor=880000>ArmoniCs. The storColor=880000>Age Color=880000>And loss modulus Color=880000>As well Color=880000>As the higher hColor=880000>ArmoniCs of the PrColor=880000>Andtl element Color=880000>Are determined Color=880000>AnColor=880000>AlytiCColor=880000>Ally in this work. They Color=880000>Are given Color=880000>As mColor=880000>AthemColor=880000>AtiCColor=880000>Al funCtions whiCh CColor=880000>An be disCussed Conveniently. This Color=880000>Allows the identifiCColor=880000>Ation of ChColor=880000>ArColor=880000>ACteristiC points whiCh Color=880000>Are relColor=880000>Ated to mColor=880000>AteriColor=880000>Al pColor=880000>ArColor=880000>Ameters of the PrColor=880000>Andtl element Color=880000>And enColor=880000>Able Color=880000>A physiCColor=880000>Ally motivColor=880000>Ated mColor=880000>AteriColor=880000>Al pColor=880000>ArColor=880000>Ameter identifiCColor=880000>Ation. Beside this, it is observed thColor=880000>At the yield strColor=880000>Ain do not CoinCide with the Crossover G'(&gColor=880000>AmmColor=880000>A;) = G''(&gColor=880000>AmmColor=880000>A;) but with the inCreColor=880000>Asing of the loss modulus Color=880000>And the deCreColor=880000>Asing of the storColor=880000>Age modulus. ThColor=880000>Anks to the Color=880000>AnColor=880000>AlytiCColor=880000>Al CColor=880000>AlCulColor=880000>Ations, it is Color=880000>Also obvious thColor=880000>At the stress response of yield stress fluids does not neCessColor=880000>Arily inClude even hColor=880000>ArmoniCs. In this work the steColor=880000>Ady stColor=880000>Ate stress response of the PrColor=880000>Andtl element is Color=880000>Also presented Color=880000>As LissColor=880000>Ajous plots Color=880000>And Pipkin diColor=880000>AgrColor=880000>Ams to visuColor=880000>Alise the rheologiCColor=880000>Al fingerprint.

Cite this publication as follows:
Boisly M, Kastner M, Brummund J, Ulbricht V: Large amplitude oscillatory shear of the Prandtl element analysed by Fourier Transform Rheology, Appl. Rheol. 24 (2014) 35478.

Katarina Dimic-Misic, Kaarlo Nieminen, Patrick A.C. Gane, Thad Maloney, Herbert Sixta, Jouni Paltakari
Deriving a process viscosity for complex particulate nanofibrillar cellulose gel-containing suspensions

Appl. Rheol. 24:3 (2014) 35616 (9 pages)

PhColor=880000>Ase-sepColor=880000>ArColor=880000>Able pColor=880000>ArtiCulColor=880000>Ate-ContColor=880000>Aining gel struCtures Constitute Complex fluids. In mColor=880000>Any CColor=880000>Ases they mColor=880000>Ay inCorporColor=880000>Ate Component ConCentrColor=880000>Ation inhomogeneities within the ensemble mColor=880000>Atrix. When formulColor=880000>Ated into high ConsistenCy suspensions, these CColor=880000>An leColor=880000>Ad to unprediCtColor=880000>Able time-dependent vColor=880000>AriColor=880000>Ations in rheologiCColor=880000>Al response, pColor=880000>ArtiCulColor=880000>Arly under sheColor=880000>Ar in simple pColor=880000>ArColor=880000>Allel plColor=880000>Ate Color=880000>And CylindriCColor=880000>Al rotColor=880000>AtionColor=880000>Al geometries. Smoothing funCtion Color=880000>Algorithms Color=880000>Are primColor=880000>Arily designed to Cope with rColor=880000>Andom noise. In the CColor=880000>Ase studied here, nColor=880000>Amely nColor=880000>AnoCellulose-bColor=880000>Ased high ConsistenCy Color=880000>Aqueous suspensions, the system is not rColor=880000>Andomised but bColor=880000>Ased on Color=880000>A series of pColor=880000>ArColor=880000>Allel Color=880000>And seriColor=880000>Al spColor=880000>AtiColor=880000>Al Color=880000>And time relColor=880000>Ated meChColor=880000>Anisms. These inClude: phColor=880000>Ase sepColor=880000>ArColor=880000>Ation, wColor=880000>All slip, stress relColor=880000>AxColor=880000>Ation, breColor=880000>Akdown of elColor=880000>AstiC struCture Color=880000>And inhomogeneous time-dependent Color=880000>And induCed struCture re-build. When vColor=880000>ACuum dewColor=880000>Atering is Color=880000>Applied to suCh Color=880000>A suspension while under sheColor=880000>Ar, Color=880000>All these effeCts Color=880000>Are Color=880000>ACCompColor=880000>Anied by the development of Color=880000>An uneven solid Content grColor=880000>Adient within the sColor=880000>Ample, whiCh further Color=880000>Adds to trColor=880000>AnsitionColor=880000>Al phenomenColor=880000>A in the reCorded rheologiCColor=880000>Al dColor=880000>AtColor=880000>A due to spColor=880000>AtiColor=880000>Al Color=880000>And temporColor=880000>Al differenCes in yield stress distribution. Color=880000>Although these phenomenColor=880000>A Color=880000>Are striCtly speColor=880000>Aking not noise, it is nevertheless neCessColor=880000>Ary to Color=880000>Apply relevColor=880000>Ant dColor=880000>AtColor=880000>A smoothing in order to extrColor=880000>ACt Color=880000>AppColor=880000>Arent/proCess visCosity pColor=880000>ArColor=880000>Ameters in respeCt to Color=880000>AverColor=880000>Aging Color=880000>ACross the struCturColor=880000>Al ensemble. The Control pColor=880000>ArColor=880000>Ameters in the meColor=880000>Asurement of the rheologiCColor=880000>Al properties, to whiCh smoothing is Color=880000>Applied, Color=880000>Are foCused on pColor=880000>ArColor=880000>Allel plColor=880000>Ate gColor=880000>Ap, surfColor=880000>ACe geometry, sheColor=880000>Ar rColor=880000>Ate, osCillColor=880000>Ation frequenCy Color=880000>And strColor=880000>Ain vColor=880000>AriColor=880000>Ation, Color=880000>And relColor=880000>AxColor=880000>Ation time between suCCessive Color=880000>AppliCColor=880000>Ations of strColor=880000>Ain. The smoothing Color=880000>Algorithm follows the Tikhonov regulColor=880000>ArisColor=880000>Ation proCedure.

Cite this publication as follows:
Dimic-Misic K, Nieminen K, Gane PA, Maloney T, Sixta H, Paltakari J: Deriving a process viscosity for complex particulate nanofibrillar cellulose gel-containing suspensions, Appl. Rheol. 24 (2014) 35616.

Patrick Ilg
Soft Matter Physics (Masao Doi)

Appl. Rheol. 24:2 (2014) 10-10

Cite this publication as follows:
Ilg P: Soft Matter Physics (Masao Doi), Appl. Rheol. 24 (2014) 10.

N. Antonova, N. Koseva, A. Kowalczuk, P. Riha, I. Ivanov
Rheological and electrical properties of polymeric nanoparticle solutions and their influence on RBC suspensions

Appl. Rheol. 24:3 (2014) 35190 (7 pages)

RheologiCColor=880000>Al Color=880000>And eleCtriCColor=880000>Al properties of polymeriC nColor=880000>AnopColor=880000>ArtiCle solutions Color=880000>And their influenCe on the rheologiCColor=880000>Al Color=880000>And eleCtriCColor=880000>Al properties of red blood Cell (RBC) suspensions hColor=880000>Ave been studied. Poly(Color=880000>ACryliC Color=880000>ACid) mColor=880000>ACromoleCules of different Color=880000>ArChiteCture Color=880000>And moleCulColor=880000>Ar weight were used: (i) Color=880000>A new Core.shell type stColor=880000>Ar polymer whose interior forms hyperbrColor=880000>AnChed polystyrene beColor=880000>Aring Color=880000>Arms of poly(Color=880000>ACryliC Color=880000>ACid) with moleCulColor=880000>Ar weight Mn = 56 920 DColor=880000>A Color=880000>And (ii) lineColor=880000>Ar polyColor=880000>ACryliC ChColor=880000>Ains with Color=880000>AverColor=880000>Age moleCulColor=880000>Ar weights Mn = 6000, 20000, Color=880000>And 225000 DColor=880000>A. The polymers dissolved in physiologiCColor=880000>Al solution with weight ConCentrColor=880000>Ations 1 mg/ml Color=880000>And 0.2 mg/ml were used for the experiments. Under physiologiCColor=880000>Al Conditions the stColor=880000>Ar-shColor=880000>Aped mColor=880000>ACromoleCules present spheriCColor=880000>Al nColor=880000>AnopColor=880000>ArtiCles while the lineColor=880000>Ar poly(Color=880000>ACryliC Color=880000>ACid)s Color=880000>Adopt Color=880000>An extended ChColor=880000>Ain ConformColor=880000>Ation Close to rod-like pColor=880000>ArtiCles. The Color=880000>AppColor=880000>Arent visCosity of the nColor=880000>AnopColor=880000>ArtiCle solutions Color=880000>And RBC suspensions in the presenCe Color=880000>And Color=880000>AbsenCe (the Control) of nColor=880000>AnopColor=880000>ArtiCles were meColor=880000>Asured using Color=880000>A rotColor=880000>AtionColor=880000>Al visCometer ContrColor=880000>Aves Low SheColor=880000>Ar 30 (LS 30) Color=880000>At Color=880000>A steColor=880000>Ady flow Color=880000>At sheColor=880000>Ar rColor=880000>Ates from 0.0237 to 94.5 s-1 Color=880000>And temperColor=880000>Ature 37 C. Color=880000>A method, bColor=880000>Ased on the meColor=880000>Asurement of dieleCtriC properties of dispersed systems in Couette visCometriC blood flow wColor=880000>As Color=880000>Applied. Color=880000>A ConCurrent meColor=880000>Asurement system Color=880000>And dColor=880000>AtColor=880000>A Color=880000>ACquisition system implied into the ContrColor=880000>Aves LS 30 were used to quColor=880000>Antify the eleCtriCColor=880000>Al ConduCtivity. The mColor=880000>Ain Color=880000>AdvColor=880000>AntColor=880000>Age of this teChnique is thColor=880000>At blood is subjeCted to Color=880000>A uniform sheColor=880000>Aring field in Color=880000>A Couette rheometriC Cell Color=880000>As well Color=880000>As the informColor=880000>Ation Color=880000>About the meChColor=880000>AniCColor=880000>Al Color=880000>And eleCtriCColor=880000>Al properties of the fluid is obtColor=880000>Ained in pColor=880000>ArColor=880000>Allel. The results show thColor=880000>At rheologiCColor=880000>Al Color=880000>And eleCtriCColor=880000>Al properties of the nColor=880000>AnopColor=880000>ArtiCle solutions Color=880000>And RBC suspensions, nColor=880000>Amely their eleCtriCColor=880000>Al ConduCtivity Color=880000>And Color=880000>AppColor=880000>Arent visCosity, Color=880000>Are dependent on the sheColor=880000>Ar rColor=880000>Ates, shColor=880000>Ape, ConCentrColor=880000>Ation Color=880000>And moleCulColor=880000>Ar weight of the polymers. Key

Cite this publication as follows:
Antonova N, Koseva N, Kowalczuk A, Riha P, Ivanov I: Rheological and electrical properties of polymeric nanoparticle solutions and their influence on RBC suspensions, Appl. Rheol. 24 (2014) 35190.

Hsiao Wei Tan, Misni Misran
Effect of chitosan-modified fatty acid liposomes on the rheological properties of the polysaccharide-based gel

Appl. Rheol. 24:3 (2014) 34839 (9 pages)

InCorporColor=880000>Ation of liposome into gel is the most Common Color=880000>ApproColor=880000>ACh for the prepColor=880000>ArColor=880000>Ation of topiCColor=880000>Al Color=880000>And trColor=880000>AnsdermColor=880000>Al liposomColor=880000>Al formulColor=880000>Ation, due to the Color=880000>Ability of liposome to improve the drug deposition Color=880000>And permeColor=880000>Ation rColor=880000>Ate within the skin. In this study, the liposomColor=880000>Al gel Consisted of iotColor=880000>A-CColor=880000>ArrColor=880000>AgeenColor=880000>An, CColor=880000>Arboxymethyl Cellulose, Color=880000>And ChitosColor=880000>An-CoColor=880000>Ated-oleiC Color=880000>ACid liposome were prepColor=880000>Ared. The effeCt of liposomes on the rheologiCColor=880000>Al properties of the iotColor=880000>A-CColor=880000>ArrColor=880000>AgeenColor=880000>An-CColor=880000>Arboxymethyl Cellulose mix gel wColor=880000>As evColor=880000>AluColor=880000>Ated. The rheologiCColor=880000>Al result indiCColor=880000>Ated thColor=880000>At the presenCe of the ChitosColor=880000>An-CoColor=880000>Ated-oleiC Color=880000>ACid liposomes in the gel hColor=880000>Ad modified the visCoelColor=880000>AstiC Color=880000>And flow ChColor=880000>ArColor=880000>ACteristiCs of the gel. The input energy from the osCillColor=880000>Atory test Could be stored more effeCtively in the elColor=880000>AstiC Component of the liposomColor=880000>Al gels, Color=880000>As CompColor=880000>Ared to the originColor=880000>Al gel itself. This result showed thColor=880000>At the liposomColor=880000>Al gels exhibited greColor=880000>Ater elColor=880000>AstiCity Color=880000>And were more solid-like when CompColor=880000>Ared with the originColor=880000>Al gel system. The Complex visCosity of the liposomColor=880000>Al gels wColor=880000>As slightly higher thColor=880000>An the originColor=880000>Al gel. The Complex visCosity of the liposomColor=880000>Al gels wColor=880000>As Color=880000>Also found to deCreColor=880000>Ase with inCreColor=880000>Asing frequenCy, indiCColor=880000>Ating the sheColor=880000>Ar thinning behColor=880000>Avior of the liposomColor=880000>Al gels. The lower Power LColor=880000>Aw Index (PDI) of the liposomColor=880000>Al gels indiCColor=880000>Ated Color=880000>A greColor=880000>Ater sheColor=880000>Ar thinning behColor=880000>Avior Color=880000>And better spreColor=880000>AdColor=880000>Ability.

Cite this publication as follows:
Tan HW, Misran M: Effect of chitosan-modified fatty acid liposomes on the rheological properties of the polysaccharide-based gel, Appl. Rheol. 24 (2014) 34839.

Hamza Soualhi, El-Hadj Kadri, Tien-Tung Ngo, Adrien Bouvet, Francois Cussigh, Said Kenai
A new vane rheometer for fresh mortar: development and validation

Appl. Rheol. 24:2 (2014) 22594 (7 pages)

This pColor=880000>Aper presents the development of Color=880000>A vColor=880000>Ane rheometer to estimColor=880000>Ate mortColor=880000>Ar plColor=880000>AstiC visCosity Color=880000>And yield stress. The rheologiCColor=880000>Al pColor=880000>ArColor=880000>Ameters were developed from meColor=880000>Asurements using Color=880000>A proCedure to Convert the vColor=880000>Ane torque Color=880000>And rotColor=880000>AtionColor=880000>Al veloCity dColor=880000>AtColor=880000>A into sheColor=880000>Ar stress versus sheColor=880000>Ar rColor=880000>Ate relColor=880000>Ationships. The used proCedure Considered the loCColor=880000>Ally sheColor=880000>Ared mColor=880000>AteriColor=880000>Al Color=880000>As Color=880000>A BinghColor=880000>Am fluid Color=880000>And Computed the ChColor=880000>ArColor=880000>ACteristiC sheColor=880000>Ar rColor=880000>Ate from Couette Color=880000>AnColor=880000>Alogy. The Color=880000>AppColor=880000>ArColor=880000>Atus wColor=880000>As tested with three experimentColor=880000>Al progrColor=880000>Ams in whiCh mColor=880000>Any rheologiCColor=880000>Al pColor=880000>ArColor=880000>Ameters of mortColor=880000>Ar Compositions were CColor=880000>AlCulColor=880000>Ated. The obtColor=880000>Ained results vColor=880000>AlidColor=880000>Ated the rheometer test proCedure Color=880000>And Confirmed thColor=880000>At the test results Color=880000>Are reproduCible.

Cite this publication as follows:
Soualhi H, Kadri E, Ngo T, Bouvet A, Cussigh F, Kenai S: A new vane rheometer for fresh mortar: development and validation , Appl. Rheol. 24 (2014) 22594.

Magdalena Orczykowska, Marek Dziubinski
Comparison of viscoelastic properties of chestnut and acorn starch by means of mechanical models with an in-built springpot

Appl. Rheol. 24:2 (2014) 24766 (7 pages)

The effeCt of ConCentrColor=880000>Ation on visCoelColor=880000>AstiC properties of Chestnut Color=880000>And Color=880000>ACorn stColor=880000>ArCh is disCussed in the pColor=880000>Aper. The stColor=880000>ArCh struCture wColor=880000>As Color=880000>Assessed using Color=880000>A rheologiCColor=880000>Al frColor=880000>ACtionColor=880000>Al stColor=880000>AndColor=880000>Ard lineColor=880000>Ar solid model FSLSM in ContrColor=880000>Ary to very simple power-lColor=880000>Aw model usuColor=880000>Ally used in mColor=880000>Any published pColor=880000>Apers ConCerning determinColor=880000>Ation of rheologiCColor=880000>Al properties of stColor=880000>ArCh. RheologiCColor=880000>Al pColor=880000>ArColor=880000>Ameters of this model were determined Color=880000>And their ChColor=880000>Anges for different ConCentrColor=880000>Ations of the two tested types of stColor=880000>ArCh were disCussed. The vColor=880000>Alues of the rheologiCColor=880000>Al pColor=880000>ArColor=880000>Ameter of FSLSM model give Color=880000>A useful of informColor=880000>Ation ConCerning the elColor=880000>AstiC properties of mColor=880000>AteriColor=880000>Als suCh Color=880000>As totColor=880000>Al elColor=880000>AstiCity of networks, network osCillColor=880000>Ations, gel stiffness, struCture of Cross-linking Color=880000>And relColor=880000>AxColor=880000>Ation time of the mColor=880000>AteriColor=880000>Als. The proposed method for the interpretColor=880000>Ation of rheologiCColor=880000>Al meColor=880000>Asurements of the two types of stColor=880000>ArCh Color=880000>Allows for Color=880000>A Comprehensive estimColor=880000>Ation of the Color=880000>AnColor=880000>Alyzed biomColor=880000>AteriColor=880000>Al struCture. The frColor=880000>ACtionColor=880000>Al rheologiCColor=880000>Al models CColor=880000>An be very useful to Control the biomColor=880000>AteriColor=880000>Al struCture the needs of the finColor=880000>Al to meet envisColor=880000>Aged produCt whiCh is pColor=880000>ArtiCulColor=880000>Arly signifiCColor=880000>Ant from the point of view of mColor=880000>AteriColor=880000>Als engineering.

Cite this publication as follows:
Orczykowska M, Dziubinski M: Comparison of viscoelastic properties of chestnut and acorn starch by means of mechanical models with an in-built springpot, Appl. Rheol. 24 (2014) 24766.

Dominique Dupuis, Karim Bekkour, Kaouther Ben Azouz
On the modeling of the rheological behaviour of bentonite dispersions in polymer solutions

Appl. Rheol. 24:2 (2014) 24283 (9 pages)

Bentonite dispersions in polymer solutions mColor=880000>Ay behColor=880000>Ave Color=880000>As gel like mColor=880000>AteriColor=880000>Als. Under stress, the struCture formed Color=880000>At rest is progressively destroyed Color=880000>And Color=880000>A solid-liquid trColor=880000>Ansition oCCurs. The rheologiCColor=880000>Al ChColor=880000>ArColor=880000>ACterizColor=880000>Ation of suCh kind of systems is often done by Color=880000>Applying stress rColor=880000>Amps of the sColor=880000>Ample. Color=880000>A simple HersChel-Bulkley equColor=880000>Ation is not Convenient to fit the Color=880000>Answer of the mColor=880000>AteriColor=880000>Al to the rColor=880000>Amp sinCe it does not tColor=880000>Ake in Color=880000>ACCount the effeCt of time. The models for yield stress fluids involving two visCosity levels Color=880000>Are not Convenient too sinCe they don.t tColor=880000>Ake in Color=880000>ACCount the elColor=880000>AstiC behColor=880000>Avior Color=880000>At low stresses. We propose in this pColor=880000>Aper two equColor=880000>Ations in order to determine some pColor=880000>ArColor=880000>Ameters ChColor=880000>ArColor=880000>ACterizing the rheologiCColor=880000>Al behColor=880000>Avior of suCh systems. The results obtColor=880000>Ained both in osCillColor=880000>Atory Color=880000>And permColor=880000>Anent sheColor=880000>Ar Color=880000>Are CompColor=880000>Ared Color=880000>ACCording to Winter.s representColor=880000>Ation Color=880000>And Color=880000>A resCColor=880000>Aling of the Complex modulus is proposed to superimposed the dColor=880000>AtColor=880000>A in the solid/liquid trColor=880000>Ansition region.

Cite this publication as follows:
Dupuis D, Bekkour K, BenAzouz K: On the modeling of the rheological behaviour of bentonite dispersions in polymer solutions, Appl. Rheol. 24 (2014) 24283.

Niklas Loren, Anette Larsson, Lilia Ahrne, Anne-Marie Hermansson, Peter Lillford
Water in Soft Materials - ISOPOW XII conference (2013)

Appl. Rheol. 24:1 (2014) 44-46

Cite this publication as follows:
Loren N, Larsson A, Ahrne L, Hermansson A, Lillford P: Water in Soft Materials - ISOPOW XII conference (2013), Appl. Rheol. 24 (2014) 44.

Delegates of the national rheological societies
Society's Site Mar 2014 - Aug 2014

Appl. Rheol. 24:1 (2014) 50-54

Cite this publication as follows:
Rheological Societies: Society's Site Mar 2014 - Aug 2014, Appl. Rheol. 24 (2014) 50.

Monika Dobrzynska Mizera, Tomasz Sterzynski
Congress on Rheology Poznan 2013

Appl. Rheol. 24:1 (2014) 48-49

Cite this publication as follows:
DobrzynskaMizera M, Sterzynski T: Congress on Rheology Poznan 2013, Appl. Rheol. 24 (2014) 48.

Nicolas Roussel, Hela Bessaies-Bey, Philippe Coussot
The 1st International RILEM Symposium on Rheology and Processing of Construction Materials

Appl. Rheol. 24:1 (2014) 46-47

Cite this publication as follows:
Roussel N, Bessaies-Bey H, Coussot P: The 1st International RILEM Symposium on Rheology and Processing of Construction Materials, Appl. Rheol. 24 (2014) 46.