Results 91 to 100 of about 10,271 (241)

On the stability of Poiseuille flow of a Bingham fluid

open access: yesJournal of Fluid Mechanics, 1994
The stability to linearized two-dimensional disturbances of plane Poiseuille flow of a Bingham fluid is considered. Bingham fluids exhibit a yield stress in addition to a plastic viscosity and this description is typically applied to drilling muds. A non-zero yield stress results in an additional parameter, a Bingham number, and it is found that the ...
Frigaard, I, Howison, S, Sobey, I
openaire   +2 more sources

Liquid Crystal Elastomers Filaments for Adaptive Textiles and Soft Robotics: A Processing‐Centric Review

open access: yesMacromolecular Rapid Communications, EarlyView.
Liquid crystal elastomer (LCE) filaments are fabricated through extrusion with in‐process UV curing, enabling controlled flow alignment and network locking of mesogens. The resulting structure responds to thermal or optical stimuli, inducing molecular reorientation and macroscopic contraction.
Anne Schwarz‐Pfeiffer, Shazia Mehtab
wiley   +1 more source

Vision-based Control of 2D Plane Poiseuille Flow [PDF]

open access: yes, 2011
[Departement_IRSTEA]Ecotechnologies [TR1_IRSTEA]SPEEInternational audienceThis paper introduces a new approach for active fluid flows control: the vision-based approach.
Tatsambon Fomena, R.   +1 more
core   +1 more source

Modeling a tethered polymer in Poiseuille flow

open access: yesThe Journal of Chemical Physics, 2005
We investigate the behavior of a tethered polymer in Poiseuille flow using a multiscale algorithm. The polymer, treated using molecular dynamics, is coupled to a solvent modeled by the stochastic rotation algorithm, a particle-based Navier–Stokes integrator.
Webster, M, Yeomans, J
openaire   +3 more sources

Steady‐State and Dynamic Behavior of Geometry‐Tunable Microfluidic Passive Flow Regulators

open access: yesSmall, EarlyView.
Passive microfluidic flow regulators exhibit geometry‐dependent dynamic behavior, where channel width governs the resistance–compliance interactions within the system. Narrow channels produce faster responses with higher bandwidth, while wider channels yield slower responses and stronger attenuation.
Huy Hoang Vu   +4 more
wiley   +1 more source

A prospective randomised comparison of two different stenting sutures when using the Baerveldt 101–350 aqueous shunt – Lab transition to clinical process

open access: yesActa Ophthalmologica, EarlyView.
Abstract Purpose The Baerveldt glaucoma drainage implant (BGI 101–350) is one of the most effective treatment options for managing refractory glaucoma. To mitigate early hypotony in non‐valved implants, intraluminal occluding sutures (IOSs) are commonly used.
Evripidis Sykakis   +7 more
wiley   +1 more source

Heterodyne speckle velocimetryof Poiseuille flow [PDF]

open access: yes, 2007
We review the technique named heterodyne speckle velocimetry and present two applications for testing the method with a fluid moving under the conditions of Poiseuille flow.
D. MAGATTI   +6 more
core   +1 more source

Navier-Stokes Flow in Cylindrical Elastic Tubes

open access: yesJournal of Applied Fluid Mechanics, 2015
Analytical expressions correlating the volumetric flow rate to the inlet and outlet pressures are derived for the time-independent flow of Newtonian fluids in cylindrically-shaped elastic tubes using a one-dimensional Navier-Stokes flow model with two ...
Taha Sochi
doaj  

Comparison of Resistive Index and Volume Flow in Ultrasound of Arteriovenous Fistula for Dialysis Access

open access: yesHemodialysis International, EarlyView.
ABSTRACT Introduction Despite extensive investigation, the optimal method of assessing arteriovenous fistula (AV fistula) function remains elusive. Ultrasound is an important tool in the assessment of AV fistula, with a wide range of protocols and flow criteria used across the literature. However, the operator dependency of ultrasound has the potential
Donna L. Oomens   +5 more
wiley   +1 more source

Micro circular pipe flow in micron-sized soft particle solution considering the effect of spatial configuration force

open access: yes工程科学学报, 2019
With the development of liquid production and molecular synthesis technology, the application of soft particle solutions has become increasingly widespread. Soft particle solutions are also used in oil exploitation technology.
ZHU Wei-yao   +3 more
doaj   +1 more source

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