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Related papers: Local solutions for the Boltzmann equation

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This paper studies a Boltzmann-Nordheim equation in a slab with two-dimensional velocity space and pseudo-Maxwellian forces. Strong solutions are obtained for the Cauchy problem with large initial data in an $ L^1 \cap L^{\infty} $ setting.…

Mathematical Physics · Physics 2016-01-27 L. Arkeryd , A. Nouri

In this paper we prove the global in time existence and uniqueness of solutions of the spatially homogeneous Boltzmann equation for Bose-Einstein particles for the hard sphere model for bounded anisotropic initial data. The main idea of our…

Analysis of PDEs · Mathematics 2017-08-28 Wenyi Li , Xuguang Lu

We prove global existence and blow-up of solutions of initial-boundary value problem for nonlinear nonlocal parabolic equation with nonlinear nonlocal boundary condition. Obtained results depend on the behavior of variable coefficients for…

Analysis of PDEs · Mathematics 2020-05-20 Alexander Gladkov , Tatiana Kavitova

This paper proves the existence of weak solutions to the spatially homogeneous Boltzmann equation for Maxwellian molecules, when the initial data are chosen from the space of all Borel probability measures on R^3 with finite second moments…

Mathematical Physics · Physics 2013-06-24 Emanuele Dolera

For a massless gas with constant cross section in a homogeneous, isotropically expanding spacetime we reformulate the relativistic Boltzmann equation as a set of non-linear coupled moment equations. For a particular initial condition this…

High Energy Physics - Phenomenology · Physics 2016-01-20 D. Bazow , G. S. Denicol , U. Heinz , M. Martinez , J. Noronha

In this note, we present a general way to construct spectral methods for the collision operator of the Boltzmann equation which preserves exactly the Maxwellian steady-state of the system. We show that the resulting method is able to…

Numerical Analysis · Mathematics 2014-08-11 Francis Filbet , Lorenzo Pareschi , Thomas Rey

The quantum version of the Boltzmann transport equation (Wigner-Boltzmann equation) is a quite useful tool to investigate the effects of energy dissipation in quantum systems. Numerical approaches uses to be employed in order to stablish a…

Statistical Mechanics · Physics 2017-09-19 A. R. Fernandes Nt. , L. F. Santos

In this paper we study the existence and continuation of solution to general fractional differential equation with Hilfer fractional derivative. First we establish new local existence theorems. Then we derive the continuation theorems. With…

Classical Analysis and ODEs · Mathematics 2017-04-11 D. B. Dhaigude , Sandeep P. Bhairat

We study the convergence from the multi-species Boltzmann equations to the non-isothermal Maxwell-Stefan system. The global-in-time well-posedness of the Maxwell-Stefan system is first established. The solution is utilized as the fluid…

Analysis of PDEs · Mathematics 2025-08-06 Xinqiu Chen , Ning Jiang , Yi-Long Luo

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

We prove a local in time well-posedness result for quasi-linear Hamiltonian Schr\"odinger equations on $\mathbb{T}^d$ for any $d\geq 1$. For any initial condition in the Sobolev space $H^s$, with $s$ large, we prove the existence and…

Analysis of PDEs · Mathematics 2022-02-15 Roberto Feola , Felice Iandoli

The initial-boundary value problem for the two-dimensional regular four-velocity discrete Boltzmann system is analyzed in a rectangle. The existence and uniqueness of a classical global positive solution, bounded with its first partial…

Analysis of PDEs · Mathematics 2025-05-20 Koudzo Togbévi Selom Sobah , Amah Séna d'Almeida

Anderson-Witting model is a relaxational model equation of the relativistic Boltzmann equation, which sees a wide application in physics. In this paper, we study the existence of classical solutions and its asymptotic behavior when the…

Analysis of PDEs · Mathematics 2019-09-04 Byung-Hoon Hwang , Seok-Bae Yun

The eigenstates of a real or complex cubic anharmonic oscillator are investigated using original and alternative methods. The procedure consists of determining global solutions of the Schr\"odinger equation that comply with the pertinent…

Quantum Physics · Physics 2016-01-13 E. M. Ferreira , J. Sesma

In this paper, we prove the propagation of uniform upper bounds for the spatially homogeneous relativistic Boltzmann equation. These $L^\infty$ bounds have been known to be a challenging open problem in relativistic kinetic theory. To…

Analysis of PDEs · Mathematics 2021-03-18 Jin Woo Jang , Robert M. Strain , Seok-Bae Yun

We first establish local well-posedness for a periodic 2-component Camassa-Holm equation with vorticity. We then present a global existence result for strong solutions to the equation. We finally obtain several blow-up results and the…

Analysis of PDEs · Mathematics 2011-03-10 Qiaoyi Hu , Zhaoyang Yin

We study the Cauchy Problem for the relativistic Boltzmann equation with near Vacuum initial data. Unique global in time "mild" solutions are obtained uniformly in the speed of light parameter $c \ge 1$. We furthermore prove that solutions…

Analysis of PDEs · Mathematics 2015-03-17 Robert M. Strain

In this article, we study the local existence of solutions for a wave equation with a nonlocal in time nonlinearity. Moreover, a blow-up results are proved under some conditions on the dimensional space, the initial data and the nonlinear…

Analysis of PDEs · Mathematics 2010-08-26 Ahmad Fino , Mokhtar Kirane , Vladimir Georgiev

In this paper we consider the Cauchy problem on the angular cutoff Boltzmann equation near global Maxwillians for soft potentials either in the whole space or in the torus. We establish the existence of global unique mild solutions in the…

Analysis of PDEs · Mathematics 2021-09-03 Zongguang Li

In this article we provide a local wellposedness theory for quasilinear Maxwell equations with absorbing boundary conditions in $\mathcal{H}^m$ for $m \geq 3$. The Maxwell equations are equipped with instantaneous nonlinear material laws…

Analysis of PDEs · Mathematics 2018-12-11 Roland Schnaubelt , Martin Spitz