Results 11 to 20 of about 7,077,803 (312)

Computational Predictions for Boger Fluids and Circular Contraction Flow under Various Aspect Ratios

open access: yesFluids, 2020
This work puts forward a modeling study contrasted against experimental, with focus on abrupt circular contraction flow of two highly-elastic constant shear-viscosity Boger fluids, i.e., a polyacrylamide dissolved in corn-syrup PAA/CS (Fluid-1) and a ...
J. Esteban López-Aguilar   +1 more
doaj   +1 more source

NON-NEWTONIAN MECHANICS [PDF]

open access: yesInternational Journal of Modern Physics A, 2002
The classical motion of spinning particles can be described without recourse to particular models or special formalisms, and without employing Grassmann variables or Clifford algebras, but simply by generalizing the usual spinless theory. We only assume the invariance with respect to the Poincaré group; and only requiring the conservation of the ...
openaire   +4 more sources

Continuum Scale Non Newtonian Particle Transport Model for Hæmorheology

open access: yesMathematics, 2021
We present a continuum scale particle transport model for red blood cells following collision arguments, in a diffusive flux formulation. The model is implemented in FOAM, in a framework suitable for haemodynamics simulations and adapted to multi-scaling.
Torsten Schenkel, Ian Halliday
doaj   +1 more source

The onset of non-Newtonian rheology of silicate melts [PDF]

open access: yes, 1990
The viscoelastic behavior of silicate melts has been measured for a range of compositions (NaAlSi3O8, NaCaAlSi2O7, CaMgSi2O6, Li2Si4O9, Na2Si4O9, K2Si4O9, Na2Si3O7, K2Si3O7 and Na2Si2O5) using the fiber elongation method.
Dingwell, Donald B., Webb, Sharon L.
core   +1 more source

LES of non-Newtonian physiological blood flow in a model of arterial stenosis [PDF]

open access: yes, 2012
Large Eddy Simulation (LES) is performed to study the physiological pulsatile transition-to-turbulent non-Newtonian blood flow through a 3D model of arterial stenosis by using five different blood viscosity models: (i) Power-law, (ii) Carreau, (iii ...
Molla, M.M.   +3 more
core   +1 more source

Non-Newtonian and flow pulsatility effects in simulation models of a stented intracranial aneurysm [PDF]

open access: yes, 2011
Permission to redistribute provided by publishers.Three models of different stent designs implanted in a cerebral aneurysm, originating from the Virtual Intracranial Stenting Challenge'07, are meshed and the flow characteristics simulated using ...
BAROZZI, Giovanni Sebastiano   +11 more
core   +1 more source

Modelling Reverse Roll Coating Flow with Dynamic Wetting Lines and Inelastic Shear Thinning Fluids

open access: yesApplied Rheology, 2013
This study addresses the Taylor-Galerkin/pressure-correction solution of industrial high-speed reverse roller coating flow associated with thin-film paint-coatings of strip-steel.
Echendu S.O.S   +2 more
doaj   +1 more source

On Fixed Point Results for Generalized Contractions in Non-Newtonian Metric Spaces

open access: yesCumhuriyet Science Journal, 2022
TThe work of non-Newtonian calculus was begun in 1972. This calculus provides a different area to the classical one. Non-Newtonian metric concept was defined in 2002 by Basar and Cakmak. Then Binbaşıoğlu et al.
Demet Binbaşıoğlu
doaj   +1 more source

Numerical Computation of Extrusion and Draw-extrusion Cable-coating Flows with Polymer Melts

open access: yesApplied Rheology, 2014
This paper is concerned with the numerical solution of polymer melt flows of both extrudate-swell and tube-tooling die-extrusion coatings, using a hybrid finite element/finite volume discretisation fe/fv.
Webster M. F.   +2 more
doaj   +1 more source

Non-Newtonian Rheology of Igneous Melts at High Stresses and Strain Rates: Experimental Results for Rhyolite, Andesite, Basalt, and Nephelinite [PDF]

open access: yes, 1990
The stress-strain rate relationships of four silicate melt compositions (high-silica rhyolite, andesite, tholeiitic basalt, and nephelinite) have been studied using the fiber elongation method.
Dingwell, Donald B., Webb, Sharon L.
core   +1 more source

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