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Related papers: Upper Semicontinuity of Random Attractors for Non-…

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We prove the existence and uniqueness of tempered random attractors for stochastic Reaction-Diffusion equations on unbounded domains with multiplicative noise and deterministic non-autonomous forcing. We establish the periodicity of the…

Analysis of PDEs · Mathematics 2012-05-22 Bixiang Wang

In this paper, we consider the 2D periodic stochastic Nernst-Planck-Navier-Stokes equations with body forces perturbed by multiplicative white noise. We first transform the stochastic Nernst-Planck-Navier-Stokes system into the…

Probability · Mathematics 2024-12-10 Yang-yang Wu , Gao-cheng Yue

In this paper we establish the existence and uniqueness of global solutions (in time), as well as the existence, regularity and stability (upper semicontinuity) of the attractor for the semigroup generated by the solutions of a…

Dynamical Systems · Mathematics 2024-02-14 Manoel J. Dos Santos , Renato F. C. Lobato

We consider a family of non-autonomous reaction-diffusion equations with almost periodic, rapidly oscillating principal part and nonlinear interactions. As the frequency of the oscillations tends to infinity, we prove that the solutions of…

Analysis of PDEs · Mathematics 2007-05-23 F. Antoci , M. Prizzi

In this paper, we mainly study the long-time dynamical behaviors of 2D nonlocal stochastic Swift-Hohenberg equations with multiplicative noise from two perspectives. Firstly, by adopting the analytic semigroup theory, we prove the upper…

Probability · Mathematics 2024-04-24 Jintao Wang , Chunqiu Li , Lu Yang , Mo Jia

In this paper, a standard about the existence and upper semi-continuity of pullback attractors in the non-initial space is established for some classes of non-autonomous SPDE. This pullback attractor, which is the omega-limit set of the…

Analysis of PDEs · Mathematics 2015-04-17 Wenqiang Zhao , Shuzhi Song

We show that attractors are semicontinuous for closed relations on compact Hausdorff spaces. Semicontinuity is what guarantees that small changes to a system do not result in massive growth of certain features, notably attractors. That is,…

Dynamical Systems · Mathematics 2019-10-10 Shannon Negaard-Paper

In this paper, we study the upper semicontinuity of pullback attractors for a strongly damped wave equation. In particular, under some proper assumptions, we prove that, the pullback attractor $\{A_\varepsilon(t)\}_{t\in\mathbb R}$} of…

Dynamical Systems · Mathematics 2015-12-14 Yonghai Wang , Chengkui Zhong

In this work, we study continuity and topological structural stability of attractors for nonautonomous random differential equations obtained by small bounded random perturbations of autonomous semilinear problems. First, we study existence…

Dynamical Systems · Mathematics 2021-11-29 Tomás Caraballo , Alexandre N. Carvalho , José A. Langa , Alexandre N Oliveira-Sousa

We prove the existence of a global random attractor for a certain class of stochastic partly dissipative systems. These systems consist of a partial (PDE) and an ordinary differential equation (ODE), where both equations are coupled and…

Probability · Mathematics 2020-03-10 Christian Kuehn , Alexandra Neamtu , Anne Pein

In this paper, we investigate the nonlocal reaction-diffusion equation driven by stationary noise, which is a regular approximation to white noise and satisfies certain properties. We show the existence of random attractor for the equation.…

Dynamical Systems · Mathematics 2025-11-04 Xiuling Gui , Jin Yang , Chunfeng Wang , Jing Hou , Ji Shu

We study small random perturbations by additive white-noise of a spatial discretization of a reaction-diffusion equation with a stable equilibrium and solutions that blow up in finite time. We prove that the perturbed system blows up with…

Probability · Mathematics 2015-01-12 Pablo Groisman , Santiago Saglietti

We prove the existence of a compact random attractor for the stochastic Benjamin-Bona-Mahony Equation defined on an unbounded domain. This random attractor is invariant and attracts every pulled-back tempered random set under the forward…

Analysis of PDEs · Mathematics 2008-05-14 Bixiang Wang

This article addresses the issue of uniform measure attractors for non-autonomous McKean-Vlasov stochastic reaction-diffusion equations defined on unbounded thin domains. Initially, the concept of uniform measure attractors is recalled, and…

Probability · Mathematics 2024-12-30 Tianhao Zeng , Ran Li , Dingshi Li

A parametric family of reaction-diffusion equations with nonlocal viscosity is considered. Existence of solutions and actually of pullback attractors is known from previous works. In this paper we obtain a robustness result of the…

Analysis of PDEs · Mathematics 2026-03-03 Rubén Caballero , Pedro Marín-Rubio , José Valero

Using Conley theory we show that local attractors remain (past) attractors under small non-autonomous perturbations. In particular, the attractors of the perturbed systems will have positive invariant neighborhoods and converge upper…

Dynamical Systems · Mathematics 2011-03-18 Martin Kell

In this paper, we consider a stochastic model of incompressible non-Newtonian fluids of second grade on a bounded domain of $\mathbb{R}^2$ with multiplicative noise. We first show that the solutions to the stochastic equations of second…

Probability · Mathematics 2018-04-17 Shijie Shang

This paper is devoted to the study of nonautonomous multivalued semiflows and their associated pullback attractors. For this kind of dynamical systems we are able to characterize the upper and lower bounds of the attractor as complete…

Dynamical Systems · Mathematics 2024-07-04 José A. Langa , Jacson Simsen , Mariza Stefanello Simsen , José Valero

The aim of this work is to examine the upper-semicontinuity properties of the family of global attractors admitted by a non-isothermal viscous relaxation of some nonlocal Cahn-Hilliard equations. We prove that the family of global…

Analysis of PDEs · Mathematics 2018-05-17 Joseph L. Shomberg

We study the long time behavior of the solutions to the 2D stochastic quasi-geostrophic equation on $\mathbb{T}^2$ driven by additive noise and real linear multiplicative noise in the subcritical case (i.e. $\alpha>1/2$) by proving the…

Probability · Mathematics 2013-03-26 RongChan Zhu , XiangChan Zhu
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