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This study aims to explore the complex interactions between an internal solitary wave and an external force using the Benjamin-Ono equation as the theoretical framework. The investigation encompasses both asymptotic and numerical…

流体动力学 · 物理学 2023-07-04 Marcelo V. Flamarion , Efim Pelinovsky

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…

偏微分方程分析 · 数学 2015-03-19 Amin Esfahani , Steven Levandosky

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…

偏微分方程分析 · 数学 2024-08-22 Adilbek Kairzhan , Christopher Kennedy , Catherine Sulem

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,…

流体动力学 · 物理学 2023-08-01 Jerry Bona , Angel Duran , Dimitrios Mitsotakis

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…

斑图形成与孤子 · 物理学 2007-05-23 Yu. A. Bunyak

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…

流体动力学 · 物理学 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…

斑图形成与孤子 · 物理学 2024-09-09 Marcelo V. Flamarion , Efim Pelinovsky , Ekaterina Didenkulova

In this work, we construct various interesting localized wave structures of the Benjamin-Ono equation describing the dynamics of deep water waves. Particularly, we extract the rogue waves and generalized breather solutions with the aid of…

可精确求解与可积系统 · 物理学 2020-11-03 Sudhir Singh , K. Sakkaravarthi , K. Murugesan , R. Sakthivel

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…

数值分析 · 数学 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…

偏微分方程分析 · 数学 2019-05-20 Alan C. Compelli , Rossen I. Ivanov

We investigate bright matter-wave solitons in the presence of a spatially varying scattering length. It is demonstrated that, even in the absence of any external trapping potential, a soliton can be confined due to the inhomogeneous…

软凝聚态物质 · 物理学 2009-11-11 G. Theocharis , P. Schmelcher , P. G. Kevrekidis , D. J. Frantzeskakis

We examine the effect of dissipation on traveling waves in nonlinear dispersive systems modeled by Benjamin- Bona- Mahony (BBM)-like equations. In the absence of dissipation the BBM-like equations are found to support soliton and…

可精确求解与可积系统 · 物理学 2015-04-14 Aparna Saha , B. Talukdar , Umapada Das , Supriya Chatterjee

The Benjamin-Ono (BO) equation describes long internal waves of small amplitude in deep fluids. Compared to its counterpart for shallow fluids, the Korteweg-de Vries (KdV) equation, the BO equation admits exact solutions for the traveling…

可精确求解与可积系统 · 物理学 2023-12-19 Jinbing Chen , Dmitry E. Pelinovsky

The paper is concerned with the numerical approximation of the Intermediate Long Wave and Benjamin-Ono systems, that serve as models for the propagation of interfacial internal waves in a two-layer fluid system in particular physical…

数值分析 · 数学 2021-04-21 Vassilios A. Dougalis , Angel Durán , Leetha Saridaki

A novel canonical Hamiltonian formalism is developed for long internal waves in a rotating environment. This includes the effects of background vorticity and shear on the waves. By restricting consideration to flows in hydrostatic balance,…

数学物理 · 物理学 2009-11-07 Yuri V. Lvov , Esteban G. Tabak

We investigate models of dispersive long internal waves with rotational effects, specifically the Benjamin-Ono (BO) and intermediate long wave (ILW) equations modified by the presence of the nonlocal operator $\partial_x^{-1}$, which…

偏微分方程分析 · 数学 2025-03-20 Ricardo Freire , Thyago S. R. Santos

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…

斑图形成与孤子 · 物理学 2019-03-25 Andrei Ermakov , Yury Stepanyants

We investigate linear interference effects between a nonlinear plane wave and bright solitons, which are admitted by pair-transition coupled two-component Bose-Einstein condensate. We demonstrate the interference effects can induce several…

量子气体 · 物理学 2018-02-07 Y. H. Qin , L. C. Zhao , Z. Y. Yang , W. L. Yang

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…

偏微分方程分析 · 数学 2007-05-23 Herbert Koch , Nikolay Tzvetkov

We analyse the rotation of bright solitary waves formed of atomic Bose-Einstein condensates with attractive atomic interactions. By employing a variational technique and assuming an irrotational quadrupolar flow field, we map out the…

其他凝聚态物理 · 物理学 2009-11-13 N. A. Jamaludin , N. G. Parker , A. M. Martin
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