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相关论文: Global Solvability of 2D MHD Boundary Layer Equati…

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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

We show that in 3-dimensional ideal magnetohydrodynamics there exist infinitely many bounded solutions that are compactly supported in space-time and have non-trivial velocity and magnetic fields. The solutions violate conservation of total…

偏微分方程分析 · 数学 2020-10-28 Daniel Faraco , Sauli Lindberg , László Székelyhidi

In this paper, we consider the full compressible, viscous, non-resistive MHD system under the assumption that the fluids move on a plane while the magnetic field is oriented vertically. Within the framework of Besov spaces, by introducing…

偏微分方程分析 · 数学 2024-08-15 Xiaoping Zhai , Shunhang Zhang

In this paper, we are concerned with the 2D damped wave-type magnetohydrodynamic system (abbreviated as MHD-wave system). The purpose of this paper is to study the large time behavior of solutions to the MHD-wave system, espesically to…

偏微分方程分析 · 数学 2024-11-05 Yaowei Xie , Huan Yu

We prove the global-in-time existence of H^2 solutions of the equations of compressible magnetohydrodynamics with zero magnetic resistivity in three space dimensions. Initial data are taken to be small in H^2 modulo a constant state and…

偏微分方程分析 · 数学 2020-11-16 Anthony Suen

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

In the present paper, we show an improved lower bound for the lifespan of the solutions to the ideal MHD equations in the case of space dimension $d=2$. In particular, for small initial magnetic fields $b_0$ of size (say) $\varepsilon>0$,…

偏微分方程分析 · 数学 2020-09-24 Dimitri Cobb , Francesco Fanelli

We consider the initial value problem for the thermal-diffusive combustion systems of the form: $u_{1,t}= Delta_{x}u_1 - u_1 u_2^m$, $u_{2,t}= d Delta_{x} u_2 + u_1 u_2^m$, $x in R^{n}$, $n geq 1$, $m geq 1$, $d > 1$, with bounded uniformly…

chao-dyn · 物理学 2016-08-31 P. Collet , J. Xin

In this paper we study the solvability of the magnetohydrostatic equations with Grad-Rubin boundary conditions in general domains. Earlier results for this problem were obtained in the recent years by D. Alonso-Or\'an and J. L. L.…

偏微分方程分析 · 数学 2024-10-08 Daniel Sánchez-Simón del Pino , Juan J. L. Velázquez

We study the global stability of large solutions to the compressible isentropic magnetohydrodynamic equations in a three-dimensional (3D) bounded domain with Navier-slip boundary conditions. It is shown that the solutions converge to an…

偏微分方程分析 · 数学 2025-10-17 Yang Liu , Guochun Wu , Xin Zhong

This paper is concerned with a Cauchy problem for the three-dimensional (3D) nonhomogeneous incompressible heat conducting magnetohydrodynamic (MHD) equations in the whole space. First of all, we establish a weak Serrin-type blowup…

偏微分方程分析 · 数学 2022-04-12 Huanyuan Li

We address the compressible magnetohydrodynamics (MHD) equations in $\mathbb{R}^3$ and establish a blow-up criterion for the local strong solutions in terms of the density only. Namely, if the density is away from vacuum ($\rho= 0$) and the…

偏微分方程分析 · 数学 2020-12-08 Anthony Suen

In this paper, we provide a much simplified proof of the main result in [Lin, Xu, Zhang, arXiv:1302.5877] concerning the global existence and uniqueness of smooth solutions to the Cauchy problem for a 2D incompressible viscous and…

偏微分方程分析 · 数学 2014-10-24 Ting Zhang

We study whether the solutions of a parabolic equation with diffusion given by the fractional Laplacian and a dominating gradient term satisfy Dirichlet boundary data in the classical sense or in the generalized sense of viscosity…

偏微分方程分析 · 数学 2018-05-21 Alexander Quaas , Andrei Rodríguez

This work is concerned with establishing the existence and uniqueness of the solution to a mixed-type degenerate boundary value problem for a relativistic magnetohydrodynamics system. We first consider a full relativistic…

偏微分方程分析 · 数学 2023-06-27 Rahul Barthwal , T. Raja Sekhar

In this paper, we we study boundary layer problems for the incompressible MHD systems in the presence of physical boundaries with the standard Dirichlet oundary conditions with small generic viscosity and diffusion coefficients. We identify…

偏微分方程分析 · 数学 2017-06-27 Shu Wang , Zhouping Xin

This paper investigates the stabilization effect of a background magnetic vorticity on electrically conducting fluids. By exploring the dissipation nature of the linearized equations, we prove the global existence of smooth solutions to the…

偏微分方程分析 · 数学 2023-11-16 Yuanyuan Qiao , Yi Zhou

In the paper, we investigate the nonlinear thermoelasticity model in two- and three-dimensional convex and bounded domains. We propose new boundary conditions for the displacement. These conditions are not usual in thermoelasticity.…

偏微分方程分析 · 数学 2026-01-09 Piotr Michał Bies

In this paper, we validate the boundary layer theory for 2D steady viscous incompressible magnetohydrodynamics (MHD) equations in a domain $\{(X, Y)\in[0, L]\times\mathbb{R}_+\}$ under the assumption of a moving boundary at $\{Y=0\}$. The…

偏微分方程分析 · 数学 2020-09-15 Shijin Ding , Zhijun Ji , Zhilin Lin

A new class of analytical 2-D solutions of the full set of the steady magnetohydrodynamic (MHD) equations, describing an axisymmetric helicoidal magnetized outflow originating from a rotating central object, is presented. The solutions are…

天体物理学 · 物理学 2009-11-06 J. J. G. Lima , E. R. Priest , K. Tsinganos
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