Results 41 to 50 of about 35,308 (208)

Mixed and galerkin finite element approximation of flow in a linear viscoelastic porous medium

open access: yes, 2013
This is the post-print version of the Article. The official published version can be accessed from the link below - Copyright @ 2013 ElsevierThis article has been made available through the Brunel Open Access Publishing Fund.We propose two fully discrete
Shaw, Simon   +7 more
core   +1 more source

Microrheology with optical tweezers: data analysis [PDF]

open access: yes, 2012
We present a data analysis procedure that provides the solution to a long-standing issue in microrheology studies, i.e. the evaluation of the fluids' linear viscoelastic properties from the analysis of a finite set of experimental data, describing (for ...
R M L Evans   +13 more
core   +1 more source

Heat Transfer Analysis of 3-D Viscoelastic Nanofluid Flow Over a Convectively Heated Porous Riga Plate with Cattaneo-Christov Double Flux

open access: yesFrontiers in Physics, 2021
The impact of heat-absorbing viscoelastic nanofluidic flow along with a convectively heated porous Riga plate with Cattaneo-Christov double flux was analytically investigated.
K. Loganathan   +2 more
doaj   +1 more source

Extensive tip-splitting of injected organic liquid into an aqueous viscoelastic fluid

open access: yesFrontiers in Physics
The injection of a fluid into another fluid causes a spatiotemporal pattern along the injection front. Viscous fingering is a well-known example when the replaced material is a viscous fluid. Notably, most fluids are, in reality, viscoelastic, i.e., they
Kiwamu Yoshii   +5 more
doaj   +1 more source

Propulsive forces of a model helical flagellum in various fluids with viscoelasticity

open access: yesNihon Kikai Gakkai ronbunshu, 2018
Some microorganisms swim in the fluid by rotating their helical flagella rigidly, and many studies have been focused on the mechanics of their swimming in purely viscous Newtonian fluid such as water.
Kazuya TAJIMA, Fumihiko MIKAMI
doaj   +1 more source

Three-dimensional flow of Newtonian and Boger fluids in square-square contractions

open access: yes, 2009
The flow of a Newtonian fluid and a Boger fluid through sudden square–square contractions was investigated experimentally aiming to characterize the flow and provide quantitative data for benchmarking in a complex three-dimensional flow.
Sousa, P.C.   +3 more
core   +1 more source

Wave Resistance Caused by a Point Load Steadily Moving on the Surface of a Floating Viscoelastic Plate

open access: yesJournal of Marine Science and Engineering, 2023
The wave resistance caused by a point load steadily moving on an infinitely extended viscoelastic plate floating on an inviscid fluid is analytically studied, which can be used to describe the response due to the motion of amphibious air-cushion vehicles
Zi Qi Wang, Dong Qiang Lu
doaj   +1 more source

COMPLEXITY IN FARADAY EXPERIMENT WITH VISCOELASTIC FLUID

open access: yesInternational Journal of Bifurcation and Chaos, 2007
A systematic experimental study of the Faraday instability in viscoelastic fluid is presented. We have used a shear thinning polymer solution in which the elastic effects are predominant within our work range. We have analyzed the dependence of the threshold instability as a function of the depth in layer.
C. Cabeza, M. Rosen
openaire   +2 more sources

Microswimming in viscoelastic fluids

open access: yesJournal of Non-Newtonian Fluid Mechanics, 2021
The locomotion of microorganisms and spermatozoa in complex viscoelastic fluids is of critical importance in many biological processes such as fertilization, infection, and biofilm formation. Depending on their propulsion mechanisms, microswimmers display various responses to a complex fluid environment: increasing or decreasing their swimming speed ...
Li, Gaojin   +2 more
openaire   +2 more sources

Viscoelastic fluid flow through an annulus with relaxation, retardation effects and external heat source/sink

open access: yesAlexandria Engineering Journal, 2018
Analysis of unsteady hydro-magnetic viscoelastic fluid flow through an annulus (bounded by two infinite co-axial circular cylinders) has been made in presence of radiation, periodic pressure gradient and external heat source/sink.
Debasish Dey
doaj   +1 more source

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