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We establish the existence and uniqueness of solutions to stochastic 2D Navier-Stokes equations in a time-dependent domain driven by Brownian motion. A martingale solution is constructed through domain transformation and appropriate…

Probability · Mathematics 2021-05-31 Wei Wang , Jianliang Zhai , Tusheng Zhang

In this paper, we consider dynamics defined by the Navier-Stokes equations in the Oberbeck-Boussinesq approximation in a two dimensional domain. This model of fluid dynamics involve fundamental physical effects: convection, and diffusion.…

Mathematical Physics · Physics 2019-01-08 Sergey Vakulenko

In this paper, we analyze a tamed 3D Navier-Stokes equation in uniform $C^2$-domains (not necessarily bounded), which obeys the scaling invariance principle, and prove the existence and uniqueness of strong solutions to this tamed equation.…

Analysis of PDEs · Mathematics 2008-06-11 Xicheng Zhang

In this paper we show that solutions of two-dimensional stochastic Navier-Stokes equations driven by Brownian motion can be approximated by stochastic Navier-Stokes equations forced by pure jump noise/random kicks.

Probability · Mathematics 2017-09-28 Shijie Shang , Tusheng Zhang

We construct pullback attractors to the weak solutions of the three-dimensional Dirichlet problem for the incompressible Navier-Stokes equations in the case when the external force may become unbounded as time goes to plus or minus…

Dynamical Systems · Mathematics 2012-01-13 Dmitry Vorotnikov

Starting from the fluctuating Boltzmann equation for smooth inelastic hard spheres or disks, closed equations for the fluctuating hydrodynamic fields to Navier-Stokes order are derived. This requires to derive constitutive relations for…

Statistical Mechanics · Physics 2015-05-27 J. Javier Brey , P. Maynar , M. I. Garcia de Soria

We study the long-time dynamics of a non-autonomous coupled system consisting of the 3D linearized Na\-vier--Stokes equations and nonlinear elasticity equations. We show that this problem generates a process on time-dependent spaces…

Dynamical Systems · Mathematics 2018-08-10 Tamara Fastovska

The paper deals with the stochastic two-dimensional Navier-Stokes equation for incompressible fluids, set in a bounded domain with Dirichlet boundary conditions. We consider additive noise in the form $G\, dW$, where $W$ is a cylindrical…

Probability · Mathematics 2025-05-13 Matteo Ferrari

We study a two-dimensional Navier--Stokes system with anisotropic viscosity, linear damping term, and an additive noise on the whole space $\mathbb{R}^2$. For this model we prove uniqueness of invariant measures when the damping coefficient…

Probability · Mathematics 2026-01-29 Siyu Liang

We consider the Navier-Stokes equation on the 2D torus, with a stochastic forcing term which is a cylindrical fractional Wiener noise of Hurst parameter $H$. Following [3,8] which dealt with the case $1/2$, we prove a local existence and…

Analysis of PDEs · Mathematics 2018-12-14 Benedetta Ferrario , Christian Olivera

We discuss the regularity of solutions of 2D incompressible Navier-Stokes equations forced by singular forces. The problem is motivated by the study of complex fluids modeled by the Navier-Stokes equations coupled to a nonlinear…

Analysis of PDEs · Mathematics 2009-01-23 Peter Constantin , Gregory Seregin

R\"ockner and Zhang in [27] proved the existence of a unique strong solution to a stochastic tamed 3D Navier-Stokes equation in the whole space and for the periodic boundary case using a result from [31]. In the latter case, they also…

Analysis of PDEs · Mathematics 2020-05-20 Zdzisław Brzeźniak , Gaurav Dhariwal

The ergodic properties of the randomly forced Navier-Stokes system have been extensively studied in the literature during the last two decades. The problem has always been considered in bounded domains, in order to have, for example,…

Analysis of PDEs · Mathematics 2019-03-04 Vahagn Nersesyan

A model of fully developed turbulence of a compressible fluid is briefly reviewed. It is assumed that fluid dynamics is governed by a stochastic version of Navier-Stokes equation. We show how corresponding field theoretic-model can be…

Statistical Mechanics · Physics 2018-10-09 M. Hnatič , N. M. Gulitskiy , T. Lučivjanský , L. Mižišin , V. Škultéty

The planar Navier-Stokes equation exhibits, in absence of external forces, a trivial asymptotics in time. Nevertheless the appearence of coherent structures suggests non-trivial intermediate asymptotics which should be explained in terms of…

Analysis of PDEs · Mathematics 2015-05-13 E. Caglioti , M. Pulvirenti , F. Rousset

We study 2D Navier-Stokes equations with a constraint on $L^2$ energy of the solution. We prove the existence and uniqueness of a global solution for the constrained Navier-Stokes equation on $\R^2$ and $\T$, by a fixed point argument. We…

Analysis of PDEs · Mathematics 2018-01-11 Zdzisław Brzeźniak , Gaurav Dhariwal , Mauro Mariani

Using the Maslowski and Seidler method, the existence of invariant measure for 2-dimensional stochastic Cahn-Hilliard-Navier-Stokes equations with multiplicative noise is proved in state space $L_x^2\times H^1$, working with the weak…

Analysis of PDEs · Mathematics 2020-08-26 Zhaoyang Qiu

We present a principally new method, which is not based on the Kolmogorov flows, for obtaining the lower bounds for the attractors dimensions of the equations related with hydrodynamics and apply it to the classical 2D Navier--Stokes…

Analysis of PDEs · Mathematics 2025-07-08 Anna Kostianko , Alexei Ilyin , Dominic Stone , Sergey Zelik

We study ergodic properties of stochastic geometric wave equations on a particular model with the target being the 2D sphere while considering the space variable-independent solutions only. This simplification leads to a degenerate…

We consider the motion described by the Navier-Stokes equations in a box with periodic boundary conditions. First we prove the existence of global strong two-dimensional solutions. Next we show the existence of global strong…

Analysis of PDEs · Mathematics 2014-06-04 Wojciech Zajączkowski , Ewa Zadrzyńska
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