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We study steady Boltzmann equation in half-space, which arises in the Knudsen boundary layer problem, with diffusive reflection boundary conditions. Under certain admissible conditions and the source term decaying exponentially, we…

偏微分方程分析 · 数学 2021-04-09 Yong Wang , Feimin Huang

In this paper, we study the Boltzmann equation in a close to the hydrodynamic limit regime, set in bounded spatial domains with non-isothermal Maxwell boundary conditions. We establish the existence, uniqueness, and asymptotic stability of…

偏微分方程分析 · 数学 2026-04-16 R Medina

In the paper, we establish the existence of steady boundary layer solution of Boltzmann equation with specular boundary condition in $L^2_{x,v}\cap L^\infty_{x,v}$ in half-space. The uniqueness, continuity and exponential decay of the…

偏微分方程分析 · 数学 2020-08-18 Feimin Huang , Zaihong Jiang , Yong Wang

Consider the steady Boltzmann equation with slab symmetry for a monatomic, hard sphere gas in a half space. At the boundary of the half space, it is assumed that the gas is in contact with its condensed phase. The present paper discusses…

偏微分方程分析 · 数学 2021-03-19 Niclas Bernhoff , François Golse

An explicit solution of the stationary one dimensional half-space boundary value problem for the linear Boltzmann equation is presented in the presence of an arbitrarily high constant external field. The collision kernel is assumed to be…

统计力学 · 物理学 2025-09-08 C. Dalitz , E. H. de Groot

In a general $C^1$ domain, we study the perturbative Cauchy theory for the Boltzmann equation with Maxwell boundary conditions with an accommodation coefficient $\alpha$ in $(\sqrt{2/3},1]$, and discuss this threshold. We consider…

偏微分方程分析 · 数学 2016-11-30 Marc Briant , Yan Guo

We study the nonlinear steady Boltzmann equation in the half space, with phase transition and Dirichlet boundary condition. In particular, we study the regularity of the solution to the half-space problem in the situation that the gas is in…

偏微分方程分析 · 数学 2025-02-24 Hongxu Chen

We construct global-in-time classical solutions to the nonlinear Vlasov-Maxwell system in a three-dimensional half-space beyond the vacuum scattering regime. Our approach combines the construction of stationary solutions to the associated…

偏微分方程分析 · 数学 2025-10-07 Jin Woo Jang , Chanwoo Kim

The initial-boundary value problem for the inhomogeneous non-cutoff Boltzmann equation is a challenging open problem. In this paper, we study the stability and long-time dynamics of the Boltzmann equation near a global Maxwellian without…

偏微分方程分析 · 数学 2025-02-28 Dingqun Deng

We consider the regularity of stationary solutions to the linearized Boltzmann equations in bounded $C^1$ convex domains in $\mathbb{R}^3$ for gases with cutoff hard potential and cutoff Maxwellian gases. We prove that the stationary…

偏微分方程分析 · 数学 2016-10-04 I-Kun Chen

We study the Boltzmann equation near a global Maxwellian in the case of bounded domains. We consider the boundary conditions to be either specular reflections or Maxwellian diffusion. Starting from the reference work of Guo in…

数学物理 · 物理学 2016-11-30 Marc Briant

In the paper, we develop spectral theory to analyze the sharp asymptotic behavior of solutions to the Boltzmann equation around global Maxwellians in a three-dimensional infinite layer $\mathbb{R}^2\times (-1,1)$. The isothermal diffuse…

偏微分方程分析 · 数学 2025-11-26 Hongxu Chen , Renjun Duan , Shuangqian Liu

Consider the stationary Boltzmann equation in 2D convex domains with diffusive boundary condition. In this paper, we establish the hydrodynamic limits while the boundary layers are present, and derive the steady Navier-Stokes-Fourier system…

偏微分方程分析 · 数学 2021-08-25 Lei Wu

Consider 3D Boltzmann equation in convex domains with diffusive-reflection boundary condition. We study the hydrodynamic limits as the Knudsen number and Strouhal number $\epsilon\rightarrow 0^+$. Using the Hilbert expansion, we rigorously…

偏微分方程分析 · 数学 2020-10-02 Lei Wu , Zhimeng Ouyang

In this paper, we study the Dirichlet boundary value problem of steady-state relativistic Boltzmann equation in half-line with hard potential model, given the data for the outgoing particles at the boundary and a relativistic global…

偏微分方程分析 · 数学 2024-11-12 Yi Wang , Li Li , Zaihong Jiang

We study the Boltzmann equation in a smooth bounded domain featuring a mixed boundary condition. Specifically, gas particles experience specular reflection in two parallel plates, while diffusive reflection occurs in the remaining portion…

偏微分方程分析 · 数学 2024-01-03 Hongxu Chen , Renjun Duan

We consider a class of nonlinear Schroedinger equation in three space dimensions with an attractive potential. The nonlinearity is local but rather general encompassing for the first time both subcritical and supercritical (in $L^2$)…

偏微分方程分析 · 数学 2008-03-25 E. Kirr , Ö. Mızrak

Higher regularity estimate has been a challenging question for the Boltzmann equation in bounded domains. Indeed, it is well-known to have "the non-existence of a second order derivative at the boundary" in [15] even for symmetric convex…

偏微分方程分析 · 数学 2021-03-29 Hongxu Chen , Chanwoo Kim

We investigate the formation of a plasma boundary layer (sheath) by considering the Vlasov--Poisson system on a half-line with the completely absorbing boundary condition. In an earlier paper by the first two authors, the solvability of the…

偏微分方程分析 · 数学 2022-10-11 Masahiro Suzuki , Masahiro Takayama , Katherine Zhiyuan Zhang

In this paper, we are concerned with the compressible Euler-Maxwell equations with a nonconstant background density (e.g. of ions) in three dimensional space. There exist stationary solutions when the background density is a small…

偏微分方程分析 · 数学 2014-03-27 Qingqing Liu , Changjiang Zhu
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