Results 31 to 40 of about 461,621 (293)

Exact controllability of Galerkin’s approximations of micropolar fluids [PDF]

open access: yesProceedings of the American Mathematical Society, 2009
We consider the nonlinear model describing micropolar fluid in a bounded smooth region of R
Araruna, F. D.   +2 more
openaire   +4 more sources

On the Holographic Bound in Newtonian Cosmology

open access: yesEntropy, 2018
The holographic principle sets an upper bound on the total (Boltzmann) entropy content of the Universe at around 10 123 k B ( k B being Boltzmann’s constant).
José M. Isidro   +1 more
doaj   +1 more source

Thermodynamic Properties of the Parabolic-Well Fluid

open access: yesFrontiers in Physics, 2021
The thermodynamic properties of the parabolic-well fluid are considered. The intermolecular interaction potential of this model, which belongs to the class of the so-called van Hove potentials, shares with the square-well and the triangular well ...
Mariano López de Haro   +1 more
doaj   +1 more source

Fluid flow approximation of PEPA models [PDF]

open access: yesSecond International Conference on the Quantitative Evaluation of Systems (QEST'05), 2005
In this paper we present a novel performance analysis technique for large scale systems modelled in the stochastic process algebra PEPA. In contrast to the well-known approach of analysing via continuous time Markov chains, our underlying mathematical representation is a set of coupled ordinary differential equations (ODEs).
openaire   +1 more source

Bottom Multi-Parameter Bayesian Inversion Based on an Acoustic Backscattering Model

open access: yesJournal of Marine Science and Engineering
The geoacoustic and physical properties of the bottom, as well as spatial distribution, are crucial factors in analyzing the underwater acoustic field structure and establishing a geoacoustic model.
Yi Zheng   +6 more
doaj   +1 more source

Blade coating analysis of a Williamson fluid

open access: yesResults in Physics, 2017
In this article, a mathematical model of a blade coating analysis of the thin film of a Williamson fluid is developed when it passes through the small gap between a blade and a moving substrate.
A.M. Siddiqui   +3 more
doaj   +1 more source

Wave focusing by submerged islands and gravitational analogues

open access: yesPhysical Review Research, 2022
We study water waves propagating over a smooth obstacle in a fluid of varying depth, motivated by the observation that submerged islands in the ocean act as effective lenses that increase the amplitude and destructive power of tsunami waves near focal ...
Theo Torres   +3 more
doaj   +1 more source

Large-Biot-number non-isothermal flow of a thin film on a stationary or rotating cylinder [PDF]

open access: yes, 2009
Using the lubrication approximation we investigate two-dimensional steady flow of a thin film of fluid with temperature-dependent viscosity on a uniformly heated or cooled horizontal cylinder, which may be stationary or rotating about its axis, in the ...
Duffy, B.R., Wilson, S.K.
core   +1 more source

Numerical approximation of fluid-structure interaction problems [PDF]

open access: yesApplied and Computational Mechanics, 2008
This paper is devoted to numerical approximations of fluid-structure interaction problems. Namely the problem of interaction of turbulent flow over flexibly supported airfoil is addressed. In order to model the turbulence effects the flow is described by
Sváček P.
doaj  

The Josephson plasmon as a Bogoliubov quasiparticle [PDF]

open access: yes, 2001
We study the Josephson effect in alkali atomic gases within the two-mode approximation and show that there is a correspondence between the Bogoliubov description and the harmonic limit of the phase representation.
A J Leggett   +18 more
core   +2 more sources

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