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Related papers: On a nonlocal analog of the Kuramoto-Sivashinsky e…

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Periodic waves are investigated in a system composed of a Kuramoto-Sivashinsky - Korteweg-de Vries (KS-KdV) equation, which is linearly coupled to an extra linear dissipative equation. The model describes, e.g., a two-layer liquid film…

Pattern Formation and Solitons · Physics 2009-11-07 Bao-Feng Feng , Boris A. Malomed , Takuji Kawahara

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…

Probability · Mathematics 2020-01-16 Eva Lang , Wilhelm Stannat

We consider a nonlocal family of Gross-Pitaevskii equations with nonzero conditions at infinity in dimension one. We provide conditions on the nonlocal interaction such that there is a branch of traveling waves solutions with nonvanishing…

Analysis of PDEs · Mathematics 2019-09-24 André de Laire , Pierre Mennuni

We study traveling wave solutions of the nonlinear variational wave equation. In particular, we show how to obtain global, bounded, weak traveling wave solutions from local, classical ones. The resulting waves consist of monotone and…

Analysis of PDEs · Mathematics 2022-01-13 Katrin Grunert , Audun Reigstad

We study travelling wave solutions of a generalised Korteweg-de Vries-Burgers equation with a non-local diffusion term and a concave-convex flux. This model equation arises in the analysis of a shallow water flow by performing formal…

Analysis of PDEs · Mathematics 2024-12-05 F. Achleitner , C. M. Cuesta , X. Diez-Izagirre

In this paper we prove the existence of the global attractor for the wave equation with nonlocal weak damping, nonlocal anti-damping and critical nonlinearity.

Analysis of PDEs · Mathematics 2022-05-09 Chunyan Zhao , Chengkui Zhong , Zhijun Tang

This study deals with the analysis of the Cauchy problem of a general class of nonlocal nonlinear equations modeling the bi-directional propagation of dispersive waves in various contexts. The nonlocal nature of the problem is reflected by…

Analysis of PDEs · Mathematics 2020-08-04 Ceni Babaoglu , Husnu A. Erbay , Albert Erkip

This paper deals with front propagation dynamics of monostable equations with nonlocal dispersal in spatially periodic habitats. In the authors' earlier works, it is shown that a general spatially periodic monostable equation with nonlocal…

Dynamical Systems · Mathematics 2014-12-09 Wenxian Shen , Aijun Zhang

We consider a reaction-diffusion equation with nonlocal anisotropic diffusion and a linear combination of local and nonlocal monostable-type reactions in a space of bounded functions on $\mathbb{R}^d$. Using the properties of the…

Analysis of PDEs · Mathematics 2018-04-30 Dmitri Finkelshtein , Yuri Kondratiev , Pasha Tkachov

The Kuramoto-Sivashinsky equation with fixed boundary conditions is numerically studied. Shocklike structures appear in the time-averaged patterns for some parameter range of the boundary values. Effective diffusion constant is estimated…

Chaotic Dynamics · Physics 2009-10-31 H. Sakaguchi

We study the stability and dynamics of traveling-front solutions of a modified Kuramoto--Sivashinsky equation arising in the modeling of nanoscale ripple patterns that form when a nominally flat solid surface is bombarded with a broad ion…

Analysis of PDEs · Mathematics 2019-07-03 Mathew A. Johnson , Gregory D. Lyng , Connor Smith

Ostrovsky's equation with time- and space- dependent forcing is studied. This equation is model for long waves in a rotating fluid with a non-constant depth (topography). A classification of Lie point symmetries and low-order conservation…

Mathematical Physics · Physics 2022-02-22 Stephen C. Anco , Maria Gandarias

This article considers the variational wave equation with viscosity and transport noise as a system of three coupled nonlinear stochastic partial differential equations. We prove pathwise global existence, uniqueness, and temporal…

Analysis of PDEs · Mathematics 2026-01-08 Peter H. C. Pang

We analyse the stability of periodic, travelling-wave solutions to the Kawahara equation and some of its generalizations. We determine the parameter regime for which these solutions can exhibit resonance. By examining perturbations of…

Pattern Formation and Solitons · Physics 2018-06-25 O. Trichtchenko , B. Deconinck , R. Kollar

This paper is concerned with the spatial propagation of nonlocal dispersal equations with bistable or multistable nonlinearity in exterior domains. We obtain the existence and uniqueness of an entire solution which behaves like a planar…

Analysis of PDEs · Mathematics 2020-05-05 Shao-Xia Qiao , Wan-Tong Li , Jian-Wen Sun

This paper deals with the existence of travelling wave solutions for a general one-dimensional nonlinear Schr\"odinger equation. We construct these solutions by minimizing the energy under the constraint of fixed momentum. We also prove…

Analysis of PDEs · Mathematics 2024-04-10 Jordan Berthoumieu

Periodic travelling waves are considered in the class of reduced Ostrovsky equations that describe low-frequency internal waves in the presence of rotation. The reduced Ostrovsky equations with either quadratic or cubic nonlinearities can…

Analysis of PDEs · Mathematics 2016-03-10 Edward R. Johnson , Dmitry E. Pelinovsky

We introduce a fairly general dispersive-dissipative nonlinear equation, which is characterized by fractional Laplacian operators in both the dispersive and dissipative terms. This equation includes some physically relevant models of fluid…

Analysis of PDEs · Mathematics 2023-08-04 Manuel Fernando Cortez , Oscar Jarrin

In this work we study the local coupled Kuramoto model with periodic boundary conditions. Our main objective is to show how analytical solutions may be obtained from symmetry assumptions, and while we proceed on our endeavor we show apart…

Adaptation and Self-Organizing Systems · Physics 2013-02-13 Paulo F. C. Tilles , Hilda A. Cerdeira , Fernando F. Ferreira

The wave equation with energy critical sources and nonlinear damping defined on a 3D bounded domain is considered. It is shown that the resulting dynamical system admits a global attractor. Under the additional assumption of strong…

Dynamical Systems · Mathematics 2025-11-07 Irena Lasiecka , Vando Narciso