Results 21 to 30 of about 55,499 (112)

Steady streaming confined between three-dimensional wavy surfaces [PDF]

open access: yes, 2010
We present a theoretical and numerical study of three-dimensional pulsatile confined flow between two rigid horizontal surfaces separated by an average gap h, and having three-dimensional wavy shapes with arbitrary amplitude σ h where σ ∼ O(1), but long ...
Bergeon, Alain   +2 more
core   +3 more sources

On a nonlinear state of the electromagnetic ion/ion cyclotron instability [PDF]

open access: yesNonlinear Processes in Geophysics, 2000
We have investigated the nonlinear properties of the electromagnetic ion/ion cyclotron instability (EMIIC) by means of hybrid simulations (macroparticle ions, massless electron fluid).
M. Scholer
doaj  

Theory of pressure acoustics with boundary layers and streaming in curved elastic cavities [PDF]

open access: yes, 2018
The acoustic fields and streaming in a confined fluid depend strongly on the acoustic boundary layer forming near the wall. The width of this layer is typically much smaller than the bulk length scale set by the geometry or the acoustic wavelength, which
Henrik Bruus   +6 more
core   +2 more sources

Enhanced voltage generation through electrolyte flow on liquid-filled surfaces. [PDF]

open access: yes, 2018
The generation of electrical voltage through the flow of an electrolyte over a charged surface may be used for energy transduction. Here, we show that enhanced electrical potential differences (i.e., streaming potential) may be obtained through the flow ...
Bandaru, PR, Bhattacharya, A, Fan, B
core   +3 more sources

Apparent slip due to the motion of suspended particles in flows of electrolyte solutions

open access: yes, 2004
We consider pressure-driven flows of electrolyte solutions in small channels or capillaries in which tracer particles are used to probe velocity profiles. Under the assumption that the double layer is thin compared to the channel dimensions, we show that
Lauga, Eric
core   +1 more source

Frequency effect on streaming phenomenon induced by Rayleigh surface acoustic wave in microdroplets [PDF]

open access: yes, 2012
Acoustic streaming of ink particles inside a water microdroplet generated by a surface acoustic wave(SAW) has been studied numerically using a finite volume numerical method and these results have been verified using experimental measurements. Effects of
Alghane, Mansour   +5 more
core   +1 more source

Flow in a slowly-tapering channel with oscillating walls [PDF]

open access: yes, 2015
The flow of a fluid in a channel with walls inclined at an angle to each other is investigated at arbitrary Reynolds number. The flow is driven by an oscillatory motion of the wall incorporating a time-periodic displacement perpendicular to the channel ...
E. Weinan   +17 more
core   +1 more source

Acoustic radiation- and streaming-induced microparticle velocities determined by micro-PIV in an ultrasound symmetry plane

open access: yes, 2012
We present micro-PIV measurements of suspended microparticles of diameters from 0.6 um to 10 um undergoing acoustophoresis in an ultrasound symmetry plane in a microchannel.
H. Faxén   +9 more
core   +1 more source

The interior structure of rotating black holes 1. Concise derivation [PDF]

open access: yes, 2012
This paper presents a concise derivation of a new set of solutions for the interior structure of accreting, rotating black holes. The solutions are conformally stationary, axisymmetric, and conformally separable.
Andrew J. S. Hamilton   +7 more
core   +1 more source

Improving the Performance of the Feature Drift Detector by Lasso Observation of Sample Feature Fluctuations

open access: yesInternational Journal of Applied Mathematics and Computer Science
Feature drift is a subtype of data distribution drift that occurs when the statistical significance of input features changes over time, despite the overall decision boundary remaining stable.
Porwik Piotr   +2 more
doaj   +1 more source

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