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We consider the hydrodynamic limits of the quantum Boltzmann equation with Fermi-Dirac statistics for hard sphere and hard potentials in the whole space. By analyzing the spectrum of the linearized collision operator combined with the…

偏微分方程分析 · 数学 2025-09-26 Ning Jiang , Chenchen Wang , Kai Zhou

The global classical solution to the incompressible Navier-Stokes-Fourier equation with small initial data in the whole space is constructed through a zero Knudsen number limit from the solutions to the Boltzmann equation with general…

偏微分方程分析 · 数学 2014-01-27 Ning Jiang , Chao-Jiang Xu , Huijiang Zhao

Adding some nontrivial terms composed from a microstructure, we prove the existence of a global-in-time weak solution, whose enstrophy is bounded for all the time, to an incompressible 3D Navier-Stokes-Fourier system for arbitrary initial…

偏微分方程分析 · 数学 2024-05-24 Zhongyang Gu , Xin Hu , Tsuyoshi Yoneda

We consider the Boltzmann equations with cutoff collision kernels in bounded domains. For the initial data with finite physical bounds, we prove the existence of global-in-time renormalized solutions in the sense of DiPerna-Lions endowed…

偏微分方程分析 · 数学 2017-09-12 Ning Jiang , Xu Zhang

We study the Boltzmann equation with external forces, not necessarily deriving from a potential, in the incompressible Navier-Stokes perturbative regime. On the torus, we establish local-in-time, for any time, Cauchy theories that are…

数学物理 · 物理学 2023-02-08 Marc Briant , Arnaud Debussche , Julien Vovelle

This paper justifies the compressible Euler and acoustic limits from quantum Boltzmann equation with Fermi-Dirac statistics (briefly, BFD) rigorously. This limit was formally derived in Zakrevskiy's thesis \cite{Zakrevskiy} by moment…

偏微分方程分析 · 数学 2021-11-16 Ning Jiang , Kai Zhou

We establish the incompressible Navier--Stokes limit for the discrete velocity model of the Boltzmann equation in any dimension of the physical space, for densities which remain in a suitable small neighborhood of the global Maxwellian.…

可精确求解与可积系统 · 物理学 2007-05-23 A. Bellouquid

We establish the incompressible Navier-Stokes-Fourier limit for solutions to the Boltzmann equation with a general cut-off collision kernel in a bounded domain. Appropriately scaled families of DiPerna-Lions-(Mischler) renormalized…

偏微分方程分析 · 数学 2015-10-13 Ning Jiang , Nader Masmoudi

We derive the incompressible Euler equations with heat convection with the no-penetration boundary condition from the Boltzmann equation with the diffuse boundary in the hydrodynamic limit for the scale of large Reynold number. Inspired by…

偏微分方程分析 · 数学 2021-04-07 Yunbai Cao , Juhi Jang , Chanwoo Kim

Despite its conceptual and practical importance, the rigorous derivation of the steady incompressible Navier-Stokes-Fourier system from the Boltzmann theory has been {an} outstanding {open problem} for general domains in 3D. We settle this…

偏微分方程分析 · 数学 2018-09-21 Raffaele Esposito , Yan Guo , Chanwoo Kim , Rossana Marra

We investigate the Boltzmann equation, depending on the Knudsen number, in the Navier-Stokes perturbative setting on the torus. Using hypocoercivity, we derive a new proof of existence and exponential decay for solutions close to a global…

偏微分方程分析 · 数学 2020-08-07 Marc Briant

In this paper, we provide the first rigorous derivation of hydrodynamic equations from the Boltzmann equation for inelastic hard spheres with small inelasticity. The hydrodynamic system that we obtain is an incompressible…

偏微分方程分析 · 数学 2021-04-27 Ricardo J. Alonso , Bertrand Lods , Isabelle Tristani

We are interested in the hydrodynamic limit of the Boltzmann equation for a gas of fermions in the incompressible Euler regime. We use the relative entropy method as improved by Saint-Raymond. Our result is analogous to what is obtained in…

偏微分方程分析 · 数学 2011-08-16 Thibaut Allemand

A rigorous derivation of the incompressible Euler equations with the no-penetration boundary condition from the Boltzmann equation with the diffuse reflection boundary condition has been a challenging open problem. We settle this open…

偏微分方程分析 · 数学 2020-05-26 Juhi Jang , Chanwoo Kim

The study of flows over an obstacle is one of the fundamental problems in fluids. In this paper we establish the global validity of the diffusive limit for the Boltzmann equations to the Navier-Stokes-Fourier system in an exterior domain.…

偏微分方程分析 · 数学 2025-01-17 Junhwa Jung

The rigorous justification of the hydrodynamic limits of kinetic equations in bounded domains has been actively investigated in recent years. In spite of the progress for the diffuse-reflection boundary case, the more challenging in-flow…

偏微分方程分析 · 数学 2023-04-04 Zhimeng Ouyang , Lei Wu

The global well-posedness and inviscid limit are investigated for the fluid-particle interaction system, described by the Navier-Stokes equations for the inhomogeneous incompressible viscous flows coupled with the Vlasov-Fokker-Planck…

偏微分方程分析 · 数学 2025-12-15 Fucai Li , Jinkai Ni , Ling-Yun Shou , Dehua Wang

The fluid dynamic limit of the Boltzmann equation leading to the Euler equations for an incompressible fluid with constant density in the presence of material boundaries shares some important features with the better known inviscid limit of…

偏微分方程分析 · 数学 2013-05-01 François Golse

The present paper is motivated by recent mathematical work on the incompressible Euler and Navier-Stokes equations, partly having physically problematic results and unrealistic expectations. The Euler and Navier-Stokes equations are…

流体动力学 · 物理学 2015-06-16 Peter Stubbe

In this paper, we give an overview of the results established in [3] which provides the first rigorous derivation of hydrodynamic equations from the Boltzmann equation for inelastic hard spheres in 3D. In particular, we obtain a new system…

偏微分方程分析 · 数学 2022-05-04 Ricardo J. Alonso , Bertrand Lods , Isabelle Tristani
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