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In this paper, we study the orbital stability for a four-parameter family of periodic stationary traveling wave solutions to the generalized Korteweg-de Vries equation. In particular, we derive sufficient conditions for such a solution to…

偏微分方程分析 · 数学 2009-02-09 Mathew A. Johnson

Stability of the traveling wave solution to a general class of one-dimensional nonlocal evolution equations is studied in $L^2$-spaces, thereby providing an alternative approach to the usual spectral analysis with respect to the supremum…

概率论 · 数学 2020-01-16 Eva Lang , Wilhelm Stannat

This paper is concerned with the study of the nonlinear stability of the contact discontinuity of the Navier-Stokes-Poisson system with free boundary in the case where the electron background density satisfies an analogue of the Boltzmann…

偏微分方程分析 · 数学 2015-08-07 Shuangqian Liu , Haiyan Yin , Changjiang Zhu

Many-body quantum-mechanical stationary states that have real valued wavefunctions are shown to satisfy a classical conservation of energy equation with a kinetic energy function. The terms in the equation depend on the probability…

原子物理 · 物理学 2021-07-23 James P. Finley

In this paper, we determine spectral stability results of periodic waves for the critical Korteweg-de Vries and Gardner equations. For the first equation, we show that both positive and zero mean periodic traveling wave solutions possess a…

偏微分方程分析 · 数学 2021-08-05 Fábio Natali , Sabrina Amaral , Eleomar Cardoso

In this paper, we present a series of applications of the pointwise estimates of the (unrestricted) Green tensor of the nonstationary Stokes system in the half space, established in our previous work [CMP 2023]. First, we show the…

偏微分方程分析 · 数学 2024-07-10 Kyungkeun Kang , Baishun Lai , Chen-Chih Lai , Tai-Peng Tsai

We obtain geometric insight into the stability of traveling pulses for reaction-diffusion equations with skew-gradient structure. For such systems, a Maslov index of the traveling wave can be defined and related to the eigenvalue equation…

动力系统 · 数学 2017-09-07 Paul Cornwell

For homogeneous and isotropic linearly elastic solids and for incompressible fluids under low-Reynolds-number conditions the fundamental solutions of the associated continuum equations were derived a long time ago for bulk systems. That is,…

软凝聚态物质 · 物理学 2026-01-21 Abdallah Daddi-Moussa-Ider , Lukas Fischer , Marc Pradas , Andreas M. Menzel

Guided by molecular dynamics simulations, we generalize the Navier-Stokes-Fourier constitutive equations and the continuum motion equations to include both transverse and longitudinal temperatures. To do so we partition the contributions of…

统计力学 · 物理学 2013-05-29 Wm. G. Hoover , Carol G. Hoover

We describe recent analytical and numerical results on stability and behavior of viscous and inviscid detonation waves obtained by dynamical systems/Evans function techniques like those used to study shock and reaction diffusion waves. In…

偏微分方程分析 · 数学 2016-10-03 Kevin Zumbrun

We derive and justify a new effective model for a compressible viscous liquid-vapor flow on a spray-like scale, i.e., for settings with a large number of phase boundaries. As a model on the detailed scale, we start from a parabolic…

偏微分方程分析 · 数学 2025-12-18 Christian Rohde , Florian Wendt

We give an exhaustive, non-perturbative classification of exact travelling-wave solutions of a perturbed sine-Gordon equation (on the real line or on the circle) which is used to describe the Josephson effect in the theory of…

数学物理 · 物理学 2016-04-28 Gaetano Fiore , Gabriele Guerriero , Alfonso Maio , Enrico Mazziotti

We extend the result on the stability of travelling waves for stochastic Nagumo equations in [St] to general bistable reaction-diffusion equations with both additive and multiplicative noise, using a variational approach based on functional…

概率论 · 数学 2014-05-01 Wilhelm Stannat

This paper is a detailed and self-contained study of the stability properties of periodic traveling wave solutions of the nonlinear Klein-Gordon equation $u_{tt}-u_{xx}+V'(u)=0$, where $u$ is a scalar-valued function of $x$ and $t$, and the…

偏微分方程分析 · 数学 2017-06-02 Christopher K. R. T. Jones , Robert Marangell , Peter D. Miller , Ramon G. Plaza

We establish long-time stability of multi-dimensional noncharacteristic boundary layers of a class of hyperbolic--parabolic systems including the compressible Navier--Stokes equations with inflow [outflow] boundary conditions, under the…

数学物理 · 物理学 2008-08-01 Toan Nguyen , Kevin Zumbrun

In this paper, the large time behavior of the solutions for the Cauchy problem to the one-dimensional compressible Navier-Stokes system with the motion of a viscous heat-conducting perfect polytropic gas is investigated.Our result shows…

偏微分方程分析 · 数学 2024-03-26 Yi Peng , Xiaoding Shi , Yuhang Wu

We consider the non-isentropic compressible Navier-Stokes equation in a perturbed half space with an outflow boundary condition as well as the supersonic condition. This equation models a compressible viscous, heat-conductive, and Newtonian…

偏微分方程分析 · 数学 2024-10-21 Mingjie Li , Masahiro Suzuki , Katherine Zhiyuan Zhang

Edges are abundant when elastic solids glide in guiding rails or fluids are contained in vessels. We here address induced displacements in elastic solids or small-scale flows in viscous fluids in the vicinity of one such edge. For this…

软凝聚态物质 · 物理学 2025-06-25 Abdallah Daddi-Moussa-Ider , Andreas M. Menzel

The pointwise space-time behavior of the Green's function of the three-dimensional relativistic Boltzmann equation is studied in this paper. It is shown that the Green's function has a decomposition of the macroscopic diffusive waves and…

偏微分方程分析 · 数学 2024-05-13 Yanchao Li , Mingying Zhong

So far existence of dissipative weak solutions for the compressible Navier-Stokes equations (i.e. weak solutions satisfying the relative energy inequality) is known only in the case of boundary conditions with non zero inflow/outflow (i.e.,…

偏微分方程分析 · 数学 2019-05-08 Young-Sam Kwon , Antonin Novotny , Vladyslav Satko