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相关论文: Enskog kinetic theory for $d$-dimensional dense gr…

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The Navier-Stokes transport coefficients for a model of a confined quasi-two-dimensional granular gas of smooth inelastic hard spheres are derived from the Enskog kinetic equation. A normal solution to this kinetic equation is obtained via…

统计力学 · 物理学 2026-02-26 Vicente Garzó , Ricardo Brito , Rodrigo Soto

The revised Enskog approximation for a fluid of hard spheres which lose energy upon collision is discussed for the case that the energy is lost from the normal component of the velocity at collision but is otherwise arbitrary. Granular…

软凝聚态物质 · 物理学 2007-05-23 James F. Lutsko

We evaluate in this work the hydrodynamic transport coefficients of a granular binary mixture in $d$ dimensions. In order to eliminate the observed disagreement (for strong dissipation) between computer simulations and previously calculated…

软凝聚态物质 · 物理学 2009-11-13 Vicente Garzó , Francisco Vega Reyes , José María Montanero

The Enskog kinetic theory for moderately dense granular suspensions is considered as a model to determine the Navier-Stokes transport coefficients. The influence of the interstitial gas on solid particles is modeled by a viscous drag force…

统计力学 · 物理学 2019-09-09 Rubén Gómez González , Vicente Garzó

The Navier-Stokes transport coefficients of a granular dense fluid of smooth inelastic hard disks or spheres are explicitly determined by solving the inelastic Enskog equation by means of Grad's moment method. The transport coefficients are…

统计力学 · 物理学 2013-06-27 Vicente Garzó

The Navier--Stokes transport coefficients of multicomponent granular suspensions at moderate densities are obtained in the context of the (inelastic) Enskog kinetic theory. The suspension is modeled as an ensemble of solid particles where…

统计力学 · 物理学 2020-01-20 Rubén Gómez González , Nagi Khalil , Vicente Garzó

The Navier-Stokes transport coefficients of a granular gas are obtained from the Chapman-Enskog solution to the Boltzmann equation. The granular gas is heated by the action of an external driving force (thermostat) which does work to…

统计力学 · 物理学 2009-11-07 V. Garzo , J. M. Montanero

Transport coefficients associated with the mass flux of impurities immersed in a moderately dense granular gas of hard disks or spheres described by the inelastic Enskog equation are obtained by means of the Chapman-Enskog expansion. The…

统计力学 · 物理学 2013-05-29 Vicente Garzo , Francisco Vega Reyes

This work derives the Navier--Stokes hydrodynamic equations for a model of a confined, quasi-two-dimensional, $s$-component mixture of inelastic, smooth, hard spheres. Using the inelastic version of the revised Enskog theory, macroscopic…

软凝聚态物质 · 物理学 2026-03-27 David González Méndez , Vicente Garzó

The linear integral equations defining the Navier-Stokes (NS) transport coefficients for polydisperse granular mixtures of smooth inelastic hard disks or spheres are solved by using the leading terms in a Sonine polynomial expansion.…

统计力学 · 物理学 2009-11-13 V. Garzo , C. M. Hrenya , J. W. Dufty

A hydrodynamic description for an $s$-component mixture of inelastic, smooth hard disks (two dimensions) or spheres (three dimensions) is derived based on the revised Enskog theory for the single-particle velocity distribution functions. In…

统计力学 · 物理学 2009-11-13 V. Garzo , J. W. Dufty , C. M. Hrenya

The Enskog kinetic theory of multicomponent granular suspensions employed previously [G\'omez Gonz\'alez, Khalil, and Garz\'o, Phys. Rev. E \textbf{101}, 012904 (2020)] is considered further to determine the four transport coefficients…

软凝聚态物质 · 物理学 2023-01-02 Rubén Gómez González , Vicente Garzó

We calculate in this work the Navier-Stokes transport coefficients from the Boltzmann equation for $d$-dimensional inelastic Maxwell models. By granular gas we mean here a low density system of identical spheres that lose a fraction of…

统计力学 · 物理学 2015-06-18 Moisés G. Chamorro , Vicente Garzó , Francisco Vega Reyes

The Navier--Stokes transport coefficients for a model of a confined quasi-two-dimensional granular binary mixture of inelastic hard spheres are determined from the Boltzmann kinetic equation. A normal or hydrodynamic solution to the…

软凝聚态物质 · 物理学 2021-02-25 Vicente Garzó , Ricardo Brito , Rodrigo Soto

The Boltzmann equation for inelastic and rough hard spheres is considered as a model of a dilute granular gas. In this model, the collisions are characterized by constant coefficients of normal and tangential restitution and hence the…

统计力学 · 物理学 2014-09-03 Gilberto M. Kremer , Andrés Santos , Vicente Garzó

The Navier-Stokes transport coefficients for binary mixtures of smooth inelastic hard disks or spheres under gravity are determined from the Boltzmann kinetic theory by application of the Chapman-Enskog method for states near the local…

统计力学 · 物理学 2009-11-11 Vicente Garzo , Jose Maria Montanero

The transport coefficients for dilute granular gases of inelastic and rough hard disks or spheres with constant coefficients of normal ($\alpha$) and tangential ($\beta$) restitution are obtained in a unified framework as functions of the…

软凝聚态物质 · 物理学 2021-09-14 Alberto Megías , Andrés Santos

The Boltzmann equation for inelastic Maxwell models is used to determine the Navier-Stokes transport coefficients of a granular binary mixture in $d$ dimensions. The Chapman-Enskog method is applied to solve the Boltzmann equation for…

统计力学 · 物理学 2015-06-24 Vicente Garzo , Antonio Astillero

The diffusion transport coefficients of a binary granular suspension where one of the components is present in tracer concentration are determined from the (inelastic) Enskog kinetic equation. The effect of the interstitial gas on the solid…

软凝聚态物质 · 物理学 2023-08-30 Rubén Gómez González , Vicente Garzó

A method based on the simple shear flow modified by the introduction of a deterministic non-conservative force and a stochastic process is proposed to measure the Navier-Stokes shear viscosity in a granular fluid described by the Enskog…

统计力学 · 物理学 2014-11-10 J. M. Montanero , A. Santos , V. Garzo
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