Results 31 to 40 of about 227,179 (317)

Lift and Drag Forces for a Sphere on a Flat Wall in Non-Newtonian Shear Flow

open access: yesEPJ Web of Conferences, 2017
Parametrical study of perfect steady rolling and steady state freely motion of spherical particle on the wall in shear flow of non-Newtonian fluid was carried out.
Ignatenko Yaroslav   +2 more
doaj   +1 more source

Fluid Velocity Fluctuations in a Suspension of Swimming Protists [PDF]

open access: yesPhysical Review Letters, 2010
In dilute suspensions of swimming microorganisms the local fluid velocity is a random superposition of the flow fields set up by the individual organisms, which in turn have multipole contributions decaying as inverse powers of distance from the organism.
Ilia Rushkin   +2 more
openaire   +3 more sources

Chemically Reacting Jeffrey Fluid Flow Over a Deformable Porous Layer with Entropy Generation Analysis

open access: yesInternational Journal of Applied Mechanics and Engineering, 2022
Entropy generation of a steady Jeffrey fluid flow over a deformable vertical porous layer is analysed with consideration of a first-order chemical reaction and thermal diffusion.
Utpal Jyoti Das
doaj   +1 more source

Effect of the contraction ratio upon viscoelastic fluid flow in three-dimensional square-square contractions

open access: yes, 2011
In this work we investigate the laminar flow through square–square sudden contractions with various contraction ratios (CR¼2.4, 4,8and12), using a Newtonian fluid and a shear-thinning viscoelastic fluid.
Sousa, P.C.   +3 more
core   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Effect of wall friction on oscillation of velocity at the head of the gravity current

open access: yesTheoretical and Applied Mechanics Letters, 2023
Velocity oscillations at the head of the gravity current were investigated in experiments and numerical simulations of a locked-exchange flow. A comparison of the experimental and numerical simulations showed that the depth and volume of the released ...
Jinichi Koue
doaj   +1 more source

Energy-Conserving Lattice Boltzmann Thermal Model in Two Dimensions [PDF]

open access: yes, 2005
A discrete velocity model is presented for lattice Boltzmann thermal fluid dynamics. This model is implemented and tested in two dimensions with a finite difference scheme.
Piaud, Benjamin   +3 more
core   +1 more source

Organ‐specific redox imbalances in spinal muscular atrophy mice are partially rescued by SMN antisense oligonucleotides

open access: yesFEBS Letters, EarlyView.
We identified a systemic, progressive loss of protein S‐glutathionylation—detected by nonreducing western blotting—alongside dysregulation of glutathione‐cycle enzymes in both neuronal and peripheral tissues of Taiwanese SMA mice. These alterations were partially rescued by SMN antisense oligonucleotide therapy, revealing persistent redox imbalance as ...
Sofia Vrettou, Brunhilde Wirth
wiley   +1 more source

Velocity Profiles in a Cylindrical Liquid Jet by Reconstructed Velocimetry

open access: yes, 2012
An experimental setup and a simple reconstruction method are presented to measure velocity fields inside slightly tapering cylindrical liquid jets traveling through still air.

core   +1 more source

A 'reciprocal' theorem for the prediction of loads on a body moving in an inhomogeneous flow at arbitrary Reynolds number [PDF]

open access: yes, 2011
Several forms of a theorem providing general expressions for the force and torque acting on a rigid body of arbitrary shape moving in an inhomogeneous incompressible flow at arbitrary Reynolds number are derived.
Magnaudet, Jacques, Jacques Magnaudet
core   +1 more source

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