English
Related papers

Related papers: Half-space problem on the Boltzmann equation with …

200 papers

The displacement field for three dimensional dynamic elasticity problems in the frequency domain can be decomposed into a sum of a longitudinal and a transversal part known as a Helmholtz decomposition. The Cartesian components of both the…

Computational Physics · Physics 2019-10-02 Evert Klaseboer , Qiang Sun , Derek Y. C. Chan

In this paper, we obtain the global well-posedness and the asymptotic behavior of solution of non-resistive 2D MHD problem on the half space. We overcome the difficulty of zero spectrum gap by building the relationship between half space…

Analysis of PDEs · Mathematics 2024-01-22 Jiakun Jin , Yoshiyuki Kagei , Xiaoxia Ren , Lei Wang , Cuili Zhai

We discuss the issue of maximal regularity for evolutionary equations with non-autonomous coefficients. Here evolutionary equations are abstract partial-differential algebraic equations considered in Hilbert spaces. The catch is to consider…

Analysis of PDEs · Mathematics 2020-07-01 Sascha Trostorff , Marcus Waurick

In this paper we prove well-posedness for a measure-valued continuity equation with solution-dependent velocity and flux boundary conditions, posed on a bounded one-dimensional domain. We generalize the results of [Evers, Hille and Muntean.…

Analysis of PDEs · Mathematics 2016-04-05 Joep H. M. Evers , Sander C. Hille , Adrian Muntean

In order to analyze the wave propagation in three-dimensional isotropic and viscoelastic body, the Cauchy initial value problem on unbounded domain is considered for the wave equation written as a system of fractional partial differential…

Classical Physics · Physics 2024-05-16 Slađan Jelić , Dušan Zorica

We obtain an asymptotic rate of decay for the radius of spatial analyticity of solutions to the nonlinear wave equation with initial data in the analytic Gevrey spaces.

Analysis of PDEs · Mathematics 2023-10-26 Daniel Oliveira da Silva , Alejandro J. Castro

This paper is concerned with the initial-boundary value problem on the full Euler-Poisson system for ions over a half line. We establish the existence of stationary solutions under the Bohm criterion similar to the isentropic case and…

Analysis of PDEs · Mathematics 2020-11-05 Renjun Duan , Haiyan Yin , Changjiang Zhu

Time-dependent Maxwell's equations govern electromagnetics. Under certain conditions, we can rewrite these equations into a partial differential equation of second order, which in this case is the vectorial wave equation. For the vectorial…

Numerical Analysis · Mathematics 2023-02-27 Julia I. M. Hauser , Marco Zank

We consider an inhomogeneous linear Boltzmann equation, with an external confining potential. The collision operator is a simple relaxation toward a local Maxwellian, therefore without diffusion. We prove the exponential time decay toward…

Analysis of PDEs · Mathematics 2007-05-23 Frederic Herau

This paper aims to incorporate the Caflisch's decomposition into the macro-micro decomposition in Boltzmann theory for allowing the microscopic component to exhibit only the polynomial tail in large velocities. In particular, we treat the…

Analysis of PDEs · Mathematics 2024-07-12 Renjun Duan , Zongguang Li

This work studies the initial-boundary value problem for both the linear Schr\"odinger equation and the cubic nonlinear Schr\"odinger equation on the half-space in higher dimensions ($n\ge 2$). First, the forced linear problem is solved on…

Analysis of PDEs · Mathematics 2024-11-26 A. Alexandrou Himonas , Fangchi Yan

We consider the lattice dynamics in the half-space. The initial data are random according to a probability measure which enforces slow spatial variation on the linear scale $\varepsilon^{-1}$. We establish two time regimes. For times of…

Mathematical Physics · Physics 2015-05-13 T. V. Dudnikova

We study the quasilinear Maxwell system with a strictly positive, state dependent boundary conductivity. For small data we show that the solution exists for all times and decays exponentially to $0$. As in related literature we assume a…

Analysis of PDEs · Mathematics 2026-01-15 Richard Nutt , Roland Schnaubelt

We discuss the radiation problem of total reflection for a time-harmonic generalized Maxwell system in a non-smooth exterior domain with non-smooth inhomogeneous, anisotropic coefficients converging near infinity with a certain rate towards…

Analysis of PDEs · Mathematics 2011-05-23 Dirk Pauly

Consider the spatially inhomogeneous Landau equation with moderately soft potentials (i.e. with $\gamma \in (-2,0)$) on the whole space $\mathbb R^3$. We prove that if the initial data $f_{\mathrm{in}}$ are close to the vacuum solution…

Analysis of PDEs · Mathematics 2022-06-22 Jonathan Luk

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…

Analysis of PDEs · Mathematics 2020-08-18 Feimin Huang , Zaihong Jiang , Yong Wang

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…

Analysis of PDEs · Mathematics 2020-10-02 Lei Wu , Zhimeng Ouyang

For the spatially homogeneous Boltzmann equation with hard po- tentials and Grad's cutoff (e.g. hard spheres), we give quantitative estimates of exponential convergence to equilibrium, and we show that the rate of exponential decay is…

Analysis of PDEs · Mathematics 2016-08-16 Clément Mouhot

In this paper, we investigate abstract time-fractional evolution equations with nonlinear perturbations. We construct solutions of Lipschitz perturbation problems in arbitrary large time interval independent of the Lipschitz constants. We…

Analysis of PDEs · Mathematics 2021-09-21 Mizuki Kojima

This work addresses a central challenge in the numerical analysis of the cutoff spatially homogeneous Boltzmann equation: the development of rigorously justified, accurate numerical schemes. We present (i) a novel Fourier spectral method…

Numerical Analysis · Mathematics 2026-03-30 Yanzhi Gui , Ling-Bing He , Liu Liu
‹ Prev 1 8 9 10 Next ›