English
Related papers

Related papers: Global existence and analyticity for the 2D Kuramo…

200 papers

In two spatial dimensions, there are very few global existence results for the Kuramoto-Sivashinsky equation. The majority of the few results in the literature are strongly anisotropic, i.e. are results of thin-domain type. In the spatially…

Analysis of PDEs · Mathematics 2021-09-03 David M. Ambrose , Anna L. Mazzucato

We consider the Kuramoto-Sivashinsky equation (KSE) on the two-dimensional torus in the presence of advection by a given background shear flow. Under the assumption that the shear has a finite number of critical points and there are…

Analysis of PDEs · Mathematics 2021-05-05 Michele Coti Zelati , Michele Dolce , Yuanyuan Feng , Anna L. Mazzucato

We prove existence of solutions to the Kuramoto-Sivashinsky equation with low-regularity data, in function spaces based on the Wiener algebra and in pseudomeasure spaces. In any spatial dimension, we allow the data to have its…

Analysis of PDEs · Mathematics 2023-08-17 David M. Ambrose , Milton C. Lopes Filho , Helena J. Nussenzveig Lopes

A certain model for epitaxial film growth has recently attracted attention, with the existence of small global solutions having being proved in both the case of the n-dimensional torus and free space. We address a regularity question for…

Analysis of PDEs · Mathematics 2019-09-11 David M. Ambrose

We study the Kuramoto-Sivashinsky equation (KSE) in scalar form on the two-dimensional torus with and without advection by an incompressible vector field. We prove local existence of mild solutions for arbitrary data in L2. We then study…

Analysis of PDEs · Mathematics 2020-09-10 Yuanyuan Feng , Anna L. Mazzucato

This report provides an investigation into solving the Kuramoto-Sivashinsky equation in two spatial dimensions (2DKS) using a pseudo-spectral method on various rectangular periodic domains. The Kuramoto-Sivashinsky equation is a fluid…

Numerical Analysis · Mathematics 2025-05-27 Jovan Žigić

A non linear Ito equation in a Hilbert space is studied by means of Girsanov theorem. We consider a non linearity of polynomial growth in suitable norms, including that of quadratic type which appears in the Kuramoto-Sivashinsky equation…

Probability · Mathematics 2008-01-04 B. Ferrario

In this article we study the solution of the Kuramoto-Sivashinsky equation (for surface erosion or surface growth) on a bounded interval subject to a random forcing term. We show that a unique solution to the equation exists for all time…

Dynamical Systems · Mathematics 2007-05-23 Jinqiao Duan , Vincent Ervin

In this article, we consider a non-local variant of the Kuramoto-Sivashinsky equation in three dimensions (2D interface). Besides showing the global wellposedness of this equation we also obtain some qualitative properties of the solutions.…

Analysis of PDEs · Mathematics 2020-08-03 Jiao He , Rafael Granero-Belinchón

In this article, some elementary observations are made regarding the behavior of solutions to the two-dimensional curl-free Burgers equation which suggest the distinguished role played by the scalar divergence field in determining the…

Analysis of PDEs · Mathematics 2024-08-08 Adam Larios , Vincent R. Martinez

Initial-boundary value problems for the $n$-dimensional ($n$ is a natural number from the interval [2,7]) Kuramoto-Sivashinsky equation posed on smooth bounded domains in $\mathbb{R}^n$ were considered. The existence and uniqueness of…

Analysis of PDEs · Mathematics 2022-05-24 N. A. Larkin

This paper presents new findings concerning the dynamics of the slow height variations in surfaces produced by the two-dimensional isotropic Kuramoto-Sivashinsky equation with an additional nonlinear term. In addition to the disordered…

Pattern Formation and Solitons · Physics 2016-09-30 Vaidas Juknevicius , Julius Ruseckas , Jogundas Armaitis

The conserved Kuramoto-Sivashinsky equation is considered as the evolution equation of amorphous thin film growth in one- and in two-dimensions. The role of the nonlinear term $\Delta (\ | \nabla u\ | ^{2})$ and the properties of the…

Adaptation and Self-Organizing Systems · Physics 2019-09-26 Mohammed Benlahsen , Gabriella Bognár , Mohammed Guedda , Zoltán Csáti , Krisztián Hriczó

We consider the completely resonant defocusing non-linear Schr\"odinger equation on the two dimensional torus with any analytic gauge invariant nonlinearity. Fix $s>1$. We show the existence of solutions of this equation which achieve…

Analysis of PDEs · Mathematics 2017-06-16 Marcel Guardia , Emanuele Haus , Michela Procesi

In this paper we prove the existence of solutions to the cubic NLS equation with convolution potentials on two dimensional irrational tori undergoing an arbitrarily large growth of Sobolev norms as time evolves. Our results apply also to…

Analysis of PDEs · Mathematics 2023-08-28 Filippo Giuliani

We consider here the local existence of strong solutions for the Zakharov-Kuznestov (ZK) equation posed in a limited domain (0,1)_{x}\times(-pi /2, pi /2)^d, d=1,2. We prove that in space dimensions 2 and 3, there exists a strong solution…

Analysis of PDEs · Mathematics 2013-07-26 Chuntian Wang

We consider the Euler equations on the two-dimensional torus and construct invariant measures for the dynamics of these equations, concentrated on sufficiently regular Sobolev spaces so that strong solutions are also known to exist. The…

Analysis of PDEs · Mathematics 2022-10-20 Mickaël Latocca

We consider the cubic defocusing nonlinear Schr\"odinger equation in the two dimensional torus. Fix $s>1$. Colliander, Keel, Staffilani, Tao and Takaoka proved in \cite{CollianderKSTT10} the existence of solutions with $s$-Sobolev norm…

Analysis of PDEs · Mathematics 2015-03-20 Marcel Guardia , Vadim Kaloshin

We show the existence and uniqueness of solutions (either local or global for small data) for an equation arising in different aspects of surface growth. Following the work of Koch and Tataru we consider spaces critical with respect to…

Analysis of PDEs · Mathematics 2010-03-24 Dirk Blomker , Marco Romito

We study constrained 2-dimensional Navier-Stokes Equations driven by a multiplicative Gaussian noise in the Stratonovich form. In the deterministic case [4] we showed the existence of global solutions only on a two dimensional torus and…

Analysis of PDEs · Mathematics 2018-01-11 Zdzisław Brzeźniak , Gaurav Dhariwal
‹ Prev 1 2 3 10 Next ›