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We study the well-posedness theory for the linearized free boundary problem of incompressible ideal magnetohydrodynamics equations in a bounded domain. We express the magnetic field in terms of the velocity field and the deformation tensors…

偏微分方程分析 · 数学 2021-08-27 Chengchun Hao , Tao Luo

The work extends the linear fields' solution of compressible nonlinear magnetohydrodynamics~(MHD) to the case where the magnetic field depends on superlinear powers of position vector, usually but not always, expressed in Cartesian…

数学物理 · 物理学 2017-02-08 Wayne Arter

We investigate the stabilizing effects of the magnetic fields in the linearized magnetic Rayleigh-Taylor (RT) problem of a nonhomogeneous incompressible viscous magnetohydrodynamic fluid of zero resistivity in the presence of a uniform…

数学物理 · 物理学 2015-10-28 Fei Jiang , Song Jiang

In this article we study the long-time behaviour of a system of nonlinear Partial Differential Equations (PDEs) modelling the motion of incompressible, isothermal and conducting modified bipolar fluids in presence of magnetic field. We…

偏微分方程分析 · 数学 2015-07-06 Paul Andre Razafimandimby

We propose some one-dimensional reduced models for the three-dimensional electron magnetohydrodynamics which involves a highly nonlinear Hall term with intricate structure. The models contain nonlocal nonlinear terms. Local well-posedness…

偏微分方程分析 · 数学 2022-05-23 Mimi Dai

In this article we initiate the mathematical study of the dynamics of a system of nonlinear Partial Differential Equations modelling the motion of incompressible, isothermal and conducting modified bipolar fluids in presence of magnetic…

偏微分方程分析 · 数学 2012-06-25 Paul Andre Razafimandimby

The MMT equation was proposed by Majda, McLaughlin and Tabak as a model to study wave turbulence. We focus on the kinetic equation associated to this Hamiltonian system, which is believed to give a way to predict turbulent spectra. We…

偏微分方程分析 · 数学 2023-10-19 Pierre Germain , Joonhyun La , Katherine Zhiyuan Zhang

In this paper, we prove the linear and nonlinear ill-posedness of the well-known Kelvin-Helmholtz problem of the incompressible ideal magnetohydrodynamics (MHD) equations with transverse magnetic field. Our proof rigorously verifies that…

偏微分方程分析 · 数学 2025-05-07 Binqiang Xie , Boling Guo , Bin Zhao

In this paper, we consider the three-dimensional full compressible viscous non-resistive MHD system. Global well-posedness is proved for an initial-boundary value problem around a strong background magnetic field. It is also shown that the…

偏微分方程分析 · 数学 2022-03-09 Yang Li

We investigate the nonlinear instability of a smooth Rayleigh-Taylor steady-state solution (including the case of heavier density with increasing height) to the three-dimensional incompressible nonhomogeneous magnetohydrodynamic (MHD)…

偏微分方程分析 · 数学 2014-12-02 Fei Jiang , Song Jiang , Weiwei Wang

Several fluid systems are characterised by time reversal and parity breaking. Examples of such phenomena arise both in quantum and classical hydrodynamics. In these situations, the viscosity tensor, often dubbed ``odd viscosity'', becomes…

偏微分方程分析 · 数学 2022-11-30 Francesco Fanelli , Rafael Granero-Belinchón , Stefano Scrobogna

We study the 3D magnetohydrodynamics (MHD) equations in an annular cylinder, perturbed around the explicit steady state given by the 3D Taylor-Couette velocity field and zero magnetic field. Combining a recent linear instability result for…

偏微分方程分析 · 数学 2025-10-15 Víctor Navarro-Fernández , David Villringer

We consider a one-dimensional magnetohydrodynamics model introduced by Dai \textit{et al.}~(2023), in a parameter regime where, in the absence of a magnetic field, the system reduces to the De Gregorio model for the Euler equations. We…

偏微分方程分析 · 数学 2026-02-17 Nicola De Nitti , Jie Guo , Quansen Jiu

In this paper, we exhibit non-uniqueness of Leray weak solutions of the forced magnetohydrodynamic (MHD for short) equations. Similar to the solutions constructed in \cite{ABC2}, we first find a special steady solution of ideal MHD…

偏微分方程分析 · 数学 2024-07-10 Jun Wang , Fei Xu , Yong Zhang

The fully nonlinear (geometric and material) system of Field Dislocation Mechanics is reviewed to establish an exact analogy with the equations of ideal magnetohydrodynamics (ideal MHD) under suitable physically simplifying circumstances.…

偏微分方程分析 · 数学 2024-04-22 Amit Acharya

We prove the global well-posedness of the 2D incompressible non-resistive MHD equations with a velocity damping term near the non-zero constant background magnetic field. To this end, we newly design a normal mode method of effectively…

偏微分方程分析 · 数学 2022-10-20 Min Jun Jo , Junha Kim , Jihoon Lee

This paper focuses on the 2D compressible magnetohydrodynamic (MHD) equations without magnetic diffusion in a periodic domain. We present a systematic approach to establishing the global existence of smooth solutions when the initial data…

偏微分方程分析 · 数学 2022-06-22 Jiahong Wu , Yi Zhu

We consider the two-dimensional MHD Boundary layer system without hydrodynamic viscosity, and establish the existence and uniqueness of solutions in Sobolev spaces under the assumption that the tangential component of magnetic fields…

偏微分方程分析 · 数学 2021-06-04 Wei-Xi Li , Rui Xu

We prove the local well-posedness of the 3D free-boundary incompressible ideal magnetohydrodynamics (MHD) equations with surface tension, which describe the motion of a perfect conducting fluid in an electromagnetic field. We adapt the…

偏微分方程分析 · 数学 2023-12-13 Xumin Gu , Chenyun Luo , Junyan Zhang

This paper concerns the viscous and non-resistive MHD systems which govern the motion of electrically conducting fluids interacting with magnetic fields. We consider an initial-boundary value problem for both compressible and…

偏微分方程分析 · 数学 2017-11-17 Zhong Tan , Yanjin Wang
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