English
Related papers

Related papers: Stability in Quasineutral Plasmas with Thermalized…

200 papers

In this work, we study the quasineutral limit of the one-dimensional Vlasov-Poisson equation for ions with massless thermalized electrons. We prove new weak-strong stability estimates in the Wasserstein metric that allow us to extend and…

Analysis of PDEs · Mathematics 2014-12-15 Daniel Han-Kwan , Mikaela Iacobelli

This article presents an overview of quasineutral limits in plasma models. Starting from the Vlasov-Poisson system, it explains the role of the Debye length, the emergence of a kinetic incompressibility constraint, and the stability issues…

Analysis of PDEs · Mathematics 2026-05-28 Mikaela Iacobelli

The Vlasov-Poisson system is widely used in plasma physics and other related fields. In this paper, we study the Vlasov-Poisson system with initial uncertainty in the quasineutral regime. First, we prove the uniform convergence in the…

Analysis of PDEs · Mathematics 2025-12-16 Wenyi Wang , Yiwen Lin

We study the quasineutral limit of a Vlasov-Poisson system that describes the dynamics of ions in a plasma. We handle data with Sobolev regularity under the sharp assumption that the profile of the initial data in the velocity variable…

Analysis of PDEs · Mathematics 2015-09-01 Daniel Han-Kwan , Frédéric Rousset

This work is concerned with the quasineutral limit of the Vlasov-Poisson system in two and three dimensions. We justify the formal limit for very small but rough perturbations of analytic initial data, generalizing the results of \cite{HI}…

Analysis of PDEs · Mathematics 2015-03-23 Daniel Han-Kwan , Mikaela Iacobelli

This work is concerned with the quasineutral limit of the one-dimensional Vlasov-Poisson equation, for initial data close to stationary homogeneous profiles. Our objective is threefold: first, we provide a proof of the fact that the formal…

Analysis of PDEs · Mathematics 2015-06-18 Daniel Han-Kwan , Maxime Hauray

In this work, we propose a new numerical method for the Vlasov-Poisson system that is both asymptotically consistent and stable in the quasineutral regime, i.e. when the Debye length is small compared to the characteristic spatial scale of…

Numerical Analysis · Mathematics 2025-04-09 Alain Blaustein , Giacomo Dimarco , Francis Filbet , Marie-Hélène Vignal

In this paper, we study the quasineutral limit (in other words the limit when the Debye length tends to zero) of Vlasov-Poisson like equations describing the behaviour of ions in a plasma. We consider massless electrons, with a charge…

Analysis of PDEs · Mathematics 2010-11-30 Daniel Han-Kwan

Kinetic equations of Vlasov type are in widespread use as models in plasma physics. A well known example is the Vlasov-Poisson system for collisionless, unmagnetised plasma. In these notes, we discuss recent progress on the quasineutral…

Analysis of PDEs · Mathematics 2020-11-17 Megan Griffin-Pickering , Mikaela Iacobelli

Slow manifold reduction and the theory of Poisson-Dirac submanifolds are used to deduce a Hamiltonian formulation for a quasineutral limit of the planar, collisionless, magnetized Vlasov-Poisson system. Motion on the slow manifold models…

Mathematical Physics · Physics 2025-08-14 J. W. Burby , D. A. Kaltsas , P. J. Morrison , E. Tassi , G. N. Throumoulopoulos

This paper is devoted to the study of the nonlinear stability of the rarefaction waves of the Vlasov-Poisson-Boltzmann system with slab symmetry in the case where the electron background density satisfies an analogue of the Boltzmann…

Analysis of PDEs · Mathematics 2014-05-13 Renjun Duan , Shuangqian Liu

In this paper, we study the Vlasov-Poisson system with massless electrons (VPME) near quasineutrality and with uncertainties. Based on the idea of reformulation on the Poisson equation by [P. Degond et.al., $\textit{Journal of Computational…

Numerical Analysis · Mathematics 2026-03-17 Guangwei Liu , Liu Liu , Yanli Wang

We prove asymptotic stability of the Poisson homogeneous equilibrium among solutions of the Vlassov-Poisson system in the Euclidean space $\mathbb{R}^3$. More precisely, we show that small, smooth, and localized perturbations of the Poisson…

Analysis of PDEs · Mathematics 2024-01-30 Alexandru Ionescu , Benoit Pausader , Xuecheng Wang , Klaus Widmayer

An asymptotic preserving and energy stable scheme for the Euler-Poisson system under the quasineutral scaling is designed and analysed. Correction terms are introduced in the convective fluxes and the electrostatic potential, which lead to…

Numerical Analysis · Mathematics 2023-07-24 K. R. Arun , Rahuldev Ghorai , Mainak Kar

?In this work, we study the orbital stability of stationary solutions to the relativistic Vlasov-Manev system. This system is a kinetic model describing the evolution of a stellar system subject to its own gravity with some relativistic…

Analysis of PDEs · Mathematics 2013-03-26 Cyril Rigault

The Vlasov-Poisson system for ions is a kinetic equation for dilute, unmagnetised plasma. It describes the evolution of the ions in a plasma under the assumption that the electrons are thermalized. Consequently, the Poisson coupling for the…

Analysis of PDEs · Mathematics 2026-05-15 Megan Griffin-Pickering

The Vlasov-Schr\"odinger-Poisson system is a kinetic-quantum hybrid model describing quasi-lower dimensional electron gases. For this system, we construct a large class of 2D kinetic/1D quantum steady states in a bounded domain as…

Analysis of PDEs · Mathematics 2022-10-18 Younghun Hong , Sangdon Jin

We study the quasineutral limit of the isothermal Euler-Poisson system describing a plasma made of ions and massless electrons. The analysis is achieved in a domain of $\R^3$ and thus extends former results by Cordier and Grenier [Comm.…

Analysis of PDEs · Mathematics 2011-12-02 David Gérard-Varet , Daniel Han-Kwan , Frédéric Rousset

We study the quasineutral limit for the relativistic Vlasov-Maxwell system in the framework of analytic regularity. Following the high regularity approach introduced by Grenier [44] for the Vlasov-Poisson system, we construct local-in-time…

Analysis of PDEs · Mathematics 2025-05-19 Antoine Gagnebin , Mikaela Iacobelli , Alexandre Rege , Stefano Rossi

This paper includes results centered around three topics, all of them related with the nonlinear stability of equilibria in Poisson dynamical systems. Firstly, we prove an energy-Casimir type sufficient condition for stability that uses…

Dynamical Systems · Mathematics 2016-08-16 Juan-Pablo Ortega , Víctor Planas-Bielsa , Tudor S. Ratiu
‹ Prev 1 2 3 10 Next ›