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Interaction of a solitary wave with a long background wave is studied within the framework of rotation modified Benjamin-Ono equation describing internal waves in a deep fluid. With the help of asymptotic method, we find stationary and…

Pattern Formation and Solitons · Physics 2019-11-11 R. H. J. Grimshaw , N. F. Smyth , Y. A. Stepanyants

This work studies the rotation-generalized Benjamin-Ono equation which is derived from the theory of weakly nonlinear long surface and internal waves in deep water under the presence of rotation. It is shown that the solitary-wave solutions…

Analysis of PDEs · Mathematics 2015-03-19 Amin Esfahani , Steven Levandosky

Considered here are two systems of equations modeling the two-way propagation of long-crested, long-wavelength internal waves along the interface of a two-layer system of fluids in the Benjamin-Ono and the Intermediate Long-Wave regime,…

Fluid Dynamics · Physics 2023-08-01 Jerry Bona , Angel Duran , Dimitrios Mitsotakis

This paper is devoted to the study of existence and properties of solitary waves of the Benjamin equation. The studied equation includes a parameter $\gamma$ in front of the Benjamin-Ono term. We show the existence, uniqueness, decay and…

Analysis of PDEs · Mathematics 2024-05-07 May Abdallah , Mohamad Darwich , Luc Molinet

In this paper we consider the Benjamin equation, a partial differential equation that models one-way propagation of long internal waves of small amplitude along the interface of two fluid layers under the effects of gravity and surface…

Numerical Analysis · Mathematics 2014-05-23 V. A. Dougalis , A. Duran , D. Mitsotakis

A two-layer fluid system separated by a pycnocline in the form of an internal wave is considered. The lower layer is infinitely deep, with a higher density than the upper layer which is bounded above by a flat surface. The fluids are…

Analysis of PDEs · Mathematics 2019-05-20 Alan C. Compelli , Rossen I. Ivanov

We present a numerical study of essentially nonlinear dynamics of surface gravity waves on deep water with constant vorticity using governing equations in conformal coordinates. The dispersion relation of surface gravity waves on shear flow…

Fluid Dynamics · Physics 2022-11-01 A. S. Dosaev , M. I. Shishina , Yu. I. Troitskaya

Algebraic soliton interactions with a periodic or quasi-periodic random force are investigated using the Benjamin-Ono equation. The random force is modeled as a Fourier series with a finite number of modes and random phases uniformly…

Pattern Formation and Solitons · Physics 2024-09-09 Marcelo V. Flamarion , Efim Pelinovsky , Ekaterina Didenkulova

Using numerical modeling investigated interaction of solitary waves (solitons) of the regularized long wave equation. For reception the stable model of the nonlinear medium are used methods of the linear prediction and progressive…

Pattern Formation and Solitons · Physics 2007-05-23 Yu. A. Bunyak

The aim of this work is to study numerically the interaction of large amplitude solitary waves with an external periodic forcing using the forced extended Korteweg-de Vries equation (feKdV). Regarding these interactions, we find that a…

Fluid Dynamics · Physics 2022-09-08 Marcelo V. Flamarion , Efim Pelinovsky

We consider a density-stratified fluid composed of two immiscible layers separated by a sharp interface. We study the regime of long internal waves interacting with modulated surface wave packets and describe their resonant interaction by a…

Analysis of PDEs · Mathematics 2024-08-22 Adilbek Kairzhan , Christopher Kennedy , Catherine Sulem

We study the interaction of suitable small and high frequency waves evolving by the flow of the Benjamin-Ono equation. As a consequence, we prove that the flow map of the Benjamin-Ono equation can not be uniformly continuous on bounded sets…

Analysis of PDEs · Mathematics 2007-05-23 Herbert Koch , Nikolay Tzvetkov

We revise the solutions of the forced Korteweg-de Vries equation describing a resonant interaction of a solitary wave with external pulse-type perturbations. In contrast to previous works where only the limiting cases of a very narrow…

Pattern Formation and Solitons · Physics 2019-03-25 Andrei Ermakov , Yury Stepanyants

This paper is concerned with the study, by computational means, of the generation and stability of solitary-wave solutions of generalized versions of the Benjamin equation. The numerical generation of the solitary-wave profiles is…

Numerical Analysis · Mathematics 2017-12-08 Vassilios A. Dougalis , Angel Duran , Dimitrios Mitsotakis

In this paper we establish a rigorous spectral stability analysis for solitary waves associated to a generalized fractional Benjamin-Bona-Mahony type equation. Besides the well known smooth and positive solitary wave with large wave speed,…

Analysis of PDEs · Mathematics 2022-02-09 Goksu Oruc , Fábio Natali , Handan Borluk , Gulcin M. Muslu

We prove the existence of small solitary waves for one-dimensional lattices of particles that each repel every other particle with a force that decays as a power of distance. For force exponents $\alpha+1$ with $\frac43<\alpha<3$, we employ…

Pattern Formation and Solitons · Physics 2024-10-08 Benjamin Ingimarson , Robert L. Pego

We consider the generalized Benjamin-Ono equation: $$\partial_tu+\partial_x(-|D|u+|u|^{p-1}u)=0,$$ with $L^2$-supercritical power $p>3$ or $L^2$-subcritical power $2<p<3$. We will construct strongly interacting multi-solitary wave of the…

Analysis of PDEs · Mathematics 2023-05-24 Yang Lan , Zhong Wang

The spatiotemporal propagation behavior of a solitary wave is investigated on a Fermi-Pasta-Ulam ring. We observe the emergence of a cnoidal wave excited by the solitary wave. The cnoidal wave may coexist with the solitary wave for a long…

Pattern Formation and Solitons · Physics 2013-10-14 Zongqiang Yuan , Jun Wang , Min Chu , Guodong Xia , Zhigang Zheng

The aim of this work is to study trapped waves and their collisions between two topographic obstacles for the forced Korteweg-de Vries equation. Numerical simulations show that solitary waves remain trapped bouncing back and forth between…

Fluid Dynamics · Physics 2021-09-14 M. V. Flamarion , P. A. Milewski , R. Ribeiro-Jr

Considered in this paper is a bi-directional model for the propagation of interfacial capillary-gravity waves in a two-layer system of fluids with rigid lid condition for the upper layer and lower layer with a much larger or infinite depth.…

Analysis of PDEs · Mathematics 2020-04-28 A. Durán
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