English
Related papers

Related papers: On periodic solutions and attractors for the Maxwe…

200 papers

In this paper we first employ the energetic variational method to derive a micro-macro model for compressible polymeric fluids. This model is a coupling of isentropic compressible Navier-Stokes equations with a nonlinear Fokker-Planck…

Analysis of PDEs · Mathematics 2017-06-28 Ning Jiang , Yanan Liu , Teng-Fei Zhang

For a class of quasilinear parabolic systems with nonlinear Robin boundary conditions we construct a compact local solution semiflow in a nonlinear phase space of high regularity. We further show that a priori estimates in lower norms are…

Analysis of PDEs · Mathematics 2012-02-20 Martin Meyries

Within general relativity, we study spherically symmetric configurations with wormhole topology consisting of spinor fields and a Maxwell electric field. For such a system, we construct complete families of regular asymmetric solutions…

General Relativity and Quantum Cosmology · Physics 2026-03-13 Vladimir Dzhunushaliev , Vladimir Folomeev , Nurzada Beissen , Adilet Nurmukhamedov

We prove global existence, uniqueness and regularity of the mild, Lp and classical solution of a non-linear Fokker-Planck equation arising in an adaptive importance sampling method for molecular dynamics calculations. The non- linear term…

Analysis of PDEs · Mathematics 2015-10-15 Houssam Alrachid , Tony Lelièvre , Raafat Talhouk

This paper aims to justify the Maxwell-Boltzmann approximation for electrons, preserving the dynamics of ions at the kinetic level. Under sufficient regularity assumption, we provide a precise scaling where the Maxwell-Boltzmann…

Analysis of PDEs · Mathematics 2016-08-30 Claude Bardos , François Golse , Toan T. Nguyen , Rémi Sentis

Bending vibrations of thin beams and plates may be described by nonlinear Euler-Bernoulli beam equations with $x$-dependent coefficients. In this paper we investigate existence of families of time-periodic solutions to such a model using…

Dynamical Systems · Mathematics 2018-04-11 Bochao Chen , Yixian Gao , Yong Li

We study the dynamics defined by the Boltzmann equation set in the Euclidean space $\mathbb{R}^D$ in the vicinity of global Maxwellians with finite mass. A global Maxwellian is a special solution of the Boltzmann equation for which the…

Analysis of PDEs · Mathematics 2016-08-25 Claude Bardos , Irene M. Gamba , François Golse , C. David Levermore

We obtain exact solutions to the class of parabolic partial differential equations of arbitrary dimensionality and with arbitrary potentials. The solutions are presented in a compact-form: as explicit mathematical expressions consisting of…

Mathematical Physics · Physics 2023-08-29 Ivan Gonoskov

We present both, theory and an algorithm for solving time-harmonic wave problems in a general setting. The time-harmonic solutions will be achieved by computing time-periodic solutions of the original wave equations. Thus, an exact…

Analysis of PDEs · Mathematics 2011-05-23 Dirk Pauly , Tuomo Rossi

We try to generalize a result of M. Willem on forced periodic oscillations which required the assumption that the forced potential is periodic on spatial variables. In this paper, we only assume its integral on the time variable is…

Classical Analysis and ODEs · Mathematics 2014-08-25 Fengying Li , Shiqing Zhang , Xiaoxiao Zhao

The Maxwell-Bloch system of equations with inhomogeneous broadening is studied, and the local and global well-posedness of the corresponding initial-boundary value problem is established by taking advantage of the integrability of the…

Exactly Solvable and Integrable Systems · Physics 2024-08-02 Gino Biondini , Barbara Prinari , Zechuan Zhang

This paper deals with the derivation and analysis of the the Hall Magneto-Hydrodynamic equations. We first provide a derivation of this system from a two-fluids Euler-Maxwell system for electrons and ions, through a set of scaling limits.…

Mathematical Physics · Physics 2014-04-08 Marion Arichetogaray , Pierre Degond , Amic Frouvelle , Jian-Guo Liu

All non-equivalent solutions of vacuum Maxwell equations are found for the case when space-time manifolds admit simply transitive four-parameter groups of motions $G_4(N)$. The potentials of the admissible electromagnetic fields admit the…

Mathematical Physics · Physics 2023-12-18 V. V. Obukhov , S. V. Chervon , D. V. Kartashov

Properties of an infinite system of nonlinearly coupled ordinary differential equations are discussed. This system models some properties present in the equations of motion for an inviscid fluid such as the skew symmetry and the…

Analysis of PDEs · Mathematics 2007-05-23 Alexey Cheskidov , Susan Friedlander , Natasa Pavlović

We prove the existence of global in time, finite energy, weak solutions to a quantum magnetohydrodynamic system (QMHD) with large data, modeling a charged quantum fluid interacting with a self-generated electromagnetic field. The analysis…

Analysis of PDEs · Mathematics 2022-05-16 Paolo Antonelli , Pierangelo Marcati , Raffaele Scandone

This paper is intended to review recent results and open problems concerning the existence of steady states to the Maxwell-Schr\"odinger system. A combination of tools, proofs and results are presented in the framework of the…

Analysis of PDEs · Mathematics 2013-06-18 Isabelle Catto , Jean Dolbeault , Óscar Sánchez , Juan Soler

We present general and global analytical solutions, valid from pole to equator, for the asymptotic structure of non-relativistic, rotating, stationary, axisymmetric, polytropic, unconfined, perfect MHD winds. The asymptotic structure of…

Astrophysics · Physics 2009-11-10 J. Heyvaerts , C. Norman

In this paper we are concerned with existence of positive solutions for a Schr\"odinger-Maxwell system with singular or strongly-singular terms. We overcome the difficulty given by the singular terms through an approximation scheme and…

Analysis of PDEs · Mathematics 2021-10-12 Lucio Boccardo , Stefano Buccheri , Carlos Alberto dos Santos

This article deals with the study of electromagnetic waves equations and the Lorentz condition, as emergent properties of Maxwell's system in the context of systems theory. To do this, the wave equations and the Helmholtz equation are first…

Classical Physics · Physics 2020-10-28 Yudier Peña Pérez , Juan Bory Reyes

It is proved that approximations which are obtained as solutions of the multiphase Whitham modulation equations stay close to solutions of the original equation on a natural time scale. The class of nonlinear wave equations chosen for the…

Analysis of PDEs · Mathematics 2020-11-11 Tom Bridges , Anna Kostianko , Guido Schneider