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In this paper we study the initial-boundary value problem for the magnetohydrodynamic system in three dimensional exterior domain. We show an existence theorem of global in time strong solution for small initial data and we also show its…

偏微分方程分析 · 数学 2016-09-07 Norikazu Yamaguchi

We study an anisotropic system arising in magnetohydrodynamics (MHD) in the whole space R^3 , in the case where there are no diffusivity in the vertical direction and only a small diffusivity in the horizontal direction (of size…

偏微分方程分析 · 数学 2017-08-15 Van-Sang Ngo

Existence of mild solutions for the 3D MHD system in bounded Lipschitz domains is established in critical spaces with the absolute boundary conditions.

偏微分方程分析 · 数学 2021-03-08 Sylvie Monniaux

Existence of mild solutions for the magnetohydrodynamical system in C 1 domains is established in critical spaces in dimension n $\ge$3. The proof relies on recent regularity results on the Stokes operator in C 1 domains and a Leibniz-like…

偏微分方程分析 · 数学 2026-02-20 Sylvie Monniaux

In this article, we show that the magneto-hydrodynamic system (MHD) in $\R^N$ with variable density, variable viscosity and variable conductivity has a local weak solution in the Besov space $\dot B^{\frac{N}{p_1}}_{p_1,1}(\R^N)\times\dot…

偏微分方程分析 · 数学 2008-06-23 Hammadi Abidi , Marius Paicu

We study the local existence of solutions to the magnetohydrodynamics (MHD) system describing the motion of a compressible, viscous, electrically and heat conducting fluid in the $L^p-L^q$ class with inhomogeneous boundary conditions. The…

偏微分方程分析 · 数学 2025-07-29 Mostafa Meliani

In this paper, we establish the non-uniqueness of solutions to the ideal magnetohydrodynamics equations in any dimension greater than three by proving the existence of infinitely many compactly supported weak solutions. In particular, these…

偏微分方程分析 · 数学 2026-03-03 Changxing Miao , Zhiwen Zhao

In this paper we consider the global well-posedness of compressible magnetohydrodynamic system in $\R^d$ with $d\geq2$, in the framework of the critical Besov spaces. We can show that if the initial data, the shear viscosity and the…

偏微分方程分析 · 数学 2018-05-01 Jinlu Li , Yanghai Yu , Weipeng Zhu

The purpose of this article is twofold: first, we introduce a new class of global strong solutions to the magnetohydrodynamic system in $\mathbb{R}^3$ with initial data $(u_0,b_0)$ of arbitrarily large size in any critical space. To do so,…

偏微分方程分析 · 数学 2026-04-30 Renato Lucà , Claudia Peña

This paper investigates the non-resistive compressible magnetohydrodynamic (MHD) equations in $\mathbb{R}^2$. We establish the global existence and stability of classical solutions for initial data sufficiently close to a constant…

偏微分方程分析 · 数学 2026-05-22 Yi Zhu

This paper studies the global existence of classical solutions to the two-dimensional incompressible magneto-hydrodynamical (MHD) system with only magnetic diffusion on the periodic domain. The approach is based on a time-weighted energy…

偏微分方程分析 · 数学 2018-08-29 Yi Zhou , Yi Zhu

We study a dissipative system of nonlinear and nonlocal equations modeling the flow of electrohydrodynamics. The existence, uniqueness and regularity of solutions is proven for general $\mathbf{L}^2$ initial data in two space dimensions and…

偏微分方程分析 · 数学 2009-10-28 Rolf J. Ryham

In this paper, we consider the 2D incompressible MHD equations with horizontal dissipation and horizontal magnetic diffusion. We establish local existence and uniqueness of solutions for initial data in $H^s$($s\geq 1$). The proof relays…

偏微分方程分析 · 数学 2024-12-02 Xiaoguang You

The full compressible magnetohydrodynamic system in three-dimensional exterior domains is investigated. For the initial-boundary-value problem of this system with slip boundary condition for the velocity, adiabatic one for the temperature,…

偏微分方程分析 · 数学 2022-11-02 Yunkun Chen , Yi Peng , Xue Wang

We are concerned with the 3D incompressible Hall-magnetohydro-dynamic system (Hall-MHD). Our first aim is to provide the reader with an elementary proof of a global well-posedness result for small data with critical Sobolev regularity, in…

偏微分方程分析 · 数学 2019-12-20 Raphaël Danchin , Jin Tan

This paper is concerned with existence of solutions to the incompressible non-resistive viscous magnetohydrodynamic (MHD) equations with large initial perturbations in there-dimensional (3D) periodic domains (in Lagrangian coordinates).…

偏微分方程分析 · 数学 2021-11-19 Fei Jiang , Song Jiang

We consider here the magneto-hydrodynamics (MHD) equations on the whole space. For the 3D case, in the setting of the weighted $L^2$ spaces we obtain a weak-strong uniqueness criterion provided that the velocity field and the magnetic field…

偏微分方程分析 · 数学 2020-07-14 Pedro Gabriel Fernández-Dalgo , Oscar Jarrín

In this paper, the Cauchy's problem for fractional MHD system with the Hall and ion-slip effects is considered. By exploring the structure of semilinear and quasilinear terms, we prove the global existence of solutions for a class of large…

偏微分方程分析 · 数学 2020-02-27 Huali Zhang

In this paper we study the initial-boundary-value problem for the barotropic compressible magnetohydrodynamic system with slip boundary conditions in three-dimensional exterior domain. We establish the global existence and uniqueness of…

偏微分方程分析 · 数学 2021-12-16 Yazhou Chen , Bin Huang , Xiaoding Shi

Several formulations of a local geometric measure-type condition are imposed on super-level sets of mild solutions to the homogeneous incompressible 3D magnetohydrodynamical system with bounded initial data to prevent finite-time…

偏微分方程分析 · 数学 2012-04-23 Zachary Bradshaw
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