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相关论文: Global small solutions to the inviscid Hall-MHD sy…

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This paper concerns the Cauchy problem of the nonhomogeneous incompressible magnetohydrodynamic (MHD) equations on the whole two-dimensional (2D) space with vacuum as far field density. In particular, the initial density can have compact…

偏微分方程分析 · 数学 2015-06-17 Boqiang Lv , Zhonghai Xu , Xin Zhong

In this paper, we consider the global wellposedness of 2-D incompressible magneto-hydrodynamical system with small and smooth initial data. It is a coupled system between the Navier-Stokes equations and a free transport equation with an…

偏微分方程分析 · 数学 2013-06-05 Fanghua Lin , Li Xu , Ping Zhang

In this paper, we establish the global well-posedness of the incompressible magnetohydrodynamics (MHD) system on $n-$dimensional $(n\geq 2)$ periodic boxes with either no magnetic diffusivity (non-resistive case) or no fluid viscosity…

偏微分方程分析 · 数学 2026-02-05 Quansen Jiu , Yaowei Xie , Zhihong Yan

We show that ideal 2D MHD does not possess weak solutions (or even subsolutions) with compact support in time and non-trivial magnetic field. We also show that the $\Lambda$-convex hull of ideal MHD has empty interior in both 2D and 3D;…

偏微分方程分析 · 数学 2018-01-23 Daniel Faraco , Sauli Lindberg

In this paper, we give a rigorous justification of the deviation of the primitive equations with only horizontal viscosity and magnetic diffusivity (PEHM) as the small aspect ratio limit of the incompressible three-dimensional scaled…

偏微分方程分析 · 数学 2023-08-08 Jie Zhang , Wenjun Liu

In this paper, we address the 3D incompressible Hall-magnetohydrodynamic system (Hall-MHD). Our objective is to provide local and global well-posedness results for initial velocity $u_{0}$, magnetic field $B_{0}$ and the current…

偏微分方程分析 · 数学 2024-10-29 Lucas C. F. Ferreira , Rafael P. da Silva

This paper investigates the existence and uniqueness of local strong solutions to the three-dimensional compressible magnetohydrodynamic (MHD) equations with density-dependent viscosities in an exterior domain. The system models the…

偏微分方程分析 · 数学 2025-04-08 Hairong Liu , Tao Luo , Hua Zhong

We derive an exact, time-dependent analytical magnetic field solution for the inner heliosheath, which satisfies both the induction equation of ideal magnetohydrodynamics in the limit of infinite electric conductivity and the magnetic…

太阳与恒星天体物理 · 物理学 2022-12-28 Christian Röken , Jens Kleimann , Horst Fichtner

In this article, we consider the 3D-rotating magnetohydrodynamic (MHD) system when the initial velocity and magnetic field both feature some 2D-part (i.-e. depending only on the horizontal space variables). We prove for weak and strong…

偏微分方程分析 · 数学 2025-07-10 Frédéric Charve , Van-Sang Ngo

This paper aims to establish the global well-posedness of the free boundary problem for the incompressible viscous resistive magnetohydrodynamic (MHD) equations. Under the framework of Lagrangian coordinates, a unique global solution exists…

偏微分方程分析 · 数学 2024-08-29 Wei Zhang , Jie Fu , Chengchun Hao , Siqi Yang

We consider the plasma-vacuum interface problem in a horizontally periodic slab impressed by a uniform non-horizontal magnetic field. The lower plasma region is governed by the incompressible inviscid and resistive MHD, the upper vacuum…

偏微分方程分析 · 数学 2021-12-17 Yanjin Wang , Zhouping Xin

We study the stability of the Couette flow $(y,0,0)^T$ in the 3D incompressible magnetohydrodynamic (MHD) equations for a conducting fluid on $\mathbb{T} \times \mathbb{R} \times \mathbb{T} $ in the presence of a homogeneous magnetic field…

偏微分方程分析 · 数学 2019-01-01 Kyle Liss

We propose a result of global stability for the equations of homogeneous, incompressible magnetohydrodynamics (MHD) on a torus of any dimension $d \in \{2,3,...\}$, with positive viscosity and resistivity. This result applies to the…

偏微分方程分析 · 数学 2026-02-09 Livio Pizzocchero , Emanuele Tassi

We are concerned with the uniform regularity estimates of solutions to the two dimensional compressible non-resistive magnetohydrodynamics (MHD) equations with the no-slip boundary condition on velocity in the half plane. Under the…

偏微分方程分析 · 数学 2021-08-31 Xiufang Cui , Shengxin Li , Feng Xie

We consider the dynamics of a layer of an incompressible electrically conducting fluid interacting with the magnetic field in a two-dimensional horizontally periodic setting. The upper boundary is in contact with the atmosphere, and the…

偏微分方程分析 · 数学 2021-01-13 Yanjin Wang , Zhouping Xin

It has been shown in our previous work that the incompressible and irresistive Hall- and electron-magnetohydrodynamic (MHD) equations are illposed on flat domains $M = \mathbb{R}^k \times \mathbb{T}^{3-k}$ for $0 \le k \le 2$. The data and…

偏微分方程分析 · 数学 2024-04-23 In-Jee Jeong , Sung-Jin Oh

This paper concerns the initial-boundary-value problem (IBVP) of the compressible Magnetohydrodynamic (MHD) equations in 3D exterior domains with Navier-slip boundary conditions for the velocity and perfect conducting conditions for the…

偏微分方程分析 · 数学 2026-02-06 Jiaxu Li , Boqiang Lü , Bing Yuan

We address the question of global in time existence of solutions to a magnetoviscoelastic system with general initial data. We show that the notion of dissipative solutions allows to prove such an existence in two and three dimensions. This…

偏微分方程分析 · 数学 2019-12-23 Martin Kalousek , Anja Schlömerkemper

This paper is devoted to studying the well-posedness, (conditional) conservation of magnetic helicity, inviscid limit and asymptotic stability of the generalized Navier-Stokes-Maxwell equations (NSM) under the Hall effect in two and three…

偏微分方程分析 · 数学 2024-09-13 Kyungkeun Kang , Jihoon Lee , Dinh Duong Nguyen

We prove higher-order and a Gevrey class (spatial analytic) regularity of solutions to the Euler-Voigt inviscid $\alpha$-regularization of the three-dimensional Euler equations of ideal incompressible fluids. Moreover, we establish the…

偏微分方程分析 · 数学 2010-02-11 Adam Larios , Edriss S. Titi