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An explicit two-soliton solution for the derivative nonlinear Schr\"odinger equation with nonvanishing boundary conditions is derived, demonstrating details of interactions between two bright solitons, two dark solitons, as well as one…

斑图形成与孤子 · 物理学 2009-11-11 Xiang-Jun Chen , Hui-Li Wang , Wa Kun Lam

We consider the linear vector Schr\"odinger equation subjected to quadratic constraints. We demonstrate that the resulting nonlinear system is closely related to the Ablowitz-Ladik hierarchy and use this fact to derive the N-soliton…

可精确求解与可积系统 · 物理学 2025-10-16 V. E. Vekslerchik

In a previous paper (Matsuno 2011 {\it J. Phys. A: Math. Theore.} {\bf 44} 495202), we have presented a determinantal expression of the bright $N$-soliton solution for a multi-component modified nonlinear Schr\"odinger (NLS) system with…

可精确求解与可积系统 · 物理学 2019-04-04 Yoshimasa Matsuno

We construct one soliton solutions for the nonlinear Schroedinger equation with variable quadratic Hamiltonians in a unified form by taking advantage of a complete (super) integrability of generalized harmonic oscillators. The soliton wave…

数学物理 · 物理学 2010-11-25 Erwin Suazo , Sergei K. Suslov

Static soliton bound states in nonlinear systems are investigated analytically and numerically in the framework of the parametrically driven, damped nonlinear Schr\"odinger equation. We find that the ordinary differential equations, which…

斑图形成与孤子 · 物理学 2024-05-14 M. M. Bogdan , O. V. Charkina

Exact analytical soliton solutions play an important role in soliton fields. Soliton solutions were obtained with some special constraints on the nonlinear parameters in nonlinear coupled systems, but they usually do not holds in real…

斑图形成与孤子 · 物理学 2022-08-12 N. Mao , L. -C. Zhao

We study the Derivative Nonlinear Schr\"odinger equation for generic initial data in a weighted Sobolev space that can support bright solitons (but exclude spectral singularities). Drawing on previous well-posedness results, we give a full…

偏微分方程分析 · 数学 2018-05-23 Robert Jenkins , Jiaqi Liu , Peter Perry , Catherine Sulem

The soliton dynamics for a general class of nonlinear focusing Schr\"odinger problems in presence of non-constant external (local and nonlocal) potentials is studied by taking as initial datum the ground state solution of an associated…

偏微分方程分析 · 数学 2009-11-13 Raffaella Servadei , Marco Squassina

We use a fractional transformation to connect the traveling wave solutions of the nonlinear Schr\"odinger equation (NLSE), phase-locked with a source, to the elliptic functions satisfying, $f^{\prime\prime}\pm af\pm \lambda f^{3}=0$. The…

可精确求解与可积系统 · 物理学 2007-05-23 T. Soloman Raju , C. Nagaraja Kumar , Prasanta K. Panigrahi

This work deals with soliton solutions of the nonlinear Schroedinger equation with cubic and quintic nonlinearities. We extend the procedure put forward in a recent Letter and we solve the equation in the presence of linear background, and…

量子物理 · 物理学 2009-02-25 A. T. Avelar , D. Bazeia , W. B. Cardoso

We find exact solutions to nonlinear Schr\"odinger equation in the presence of self-steepening and self-frequency shift. These include periodic solutions and localized solutions of dark-bright type which can be {\emph{chiral}}, and…

可精确求解与可积系统 · 物理学 2008-08-26 Vivek M. Vyas , Pankaj Patel , Prasanta K. Panigrahi , Choragudi Nagaraj Kumar , W. Greiner

This work deals with soliton solutions of the nonlinear Schroedinger equation with a diversity of nonlinearities. We solve the equation in a potential which oscillates in time between attractive and expulsive behavior, in the presence of…

量子物理 · 物理学 2010-12-01 A. T. Avelar , D. Bazeia , W. B. Cardoso

The effective long-time dynamics of solitary wave solutions of the nonlinear Schr\"odinger equation in the presence of rough nonlinear perturbations is rigorously studied. It is shown that, if the initial state is close to a slowly…

数学物理 · 物理学 2007-10-11 Walid K. Abou Salem

In this review we try to capture some of the recent excitement induced by experimental developments, but also by a large volume of theoretical and computational studies addressing multi-component nonlinear Schrodinger models and the…

量子气体 · 物理学 2015-12-22 P. G. Kevrekidis , D. J. Frantzeskakis

By introducing and solving two correlative constrained variational problems as well as spectrum analysis, an approach to fix soliton frequency from the prescribed mass for nonlinear Schr\"odinger equations is found, and an open problem in…

偏微分方程分析 · 数学 2022-01-28 Jian Zhang , Mengxue Bai

In a previous study (Matsuno Y, J. Phys. A: Math. Theor. 45(2012)23202), we have developed a systematic method for obtaining the bright soliton solutions of the Fokas-Lenells derivative nonlinear Schr\"odinger equation (FL equation shortly)…

可精确求解与可积系统 · 物理学 2012-10-25 Yoshimasa Matsuno

We present the explicit dark-bright three soliton solution and the associated spectral problem for the variable coefficient integrable coupled NLS equation. Using asymptotic analysis as well as graphical analysis we study the interactions…

可精确求解与可积系统 · 物理学 2017-12-01 Sudipta Nandy , Abhijit Barthakur

In this paper, by means of similarity transformations we study exact analytical solutions for a generalized nonlinear Schr$\ddot{\mbox{o}}$dinger equation with variable coefficients. This equation appears in literature describing the…

数学物理 · 物理学 2016-05-25 J. Escorcia , E. Suazo

Recently non-topological chiral soliton solutions were obtained in a derivatively coupled non-linear Schr\"odinger model in 1+1 dimensions. We extend the analysis to include a more general self-coupling potential (which includes the…

凝聚态物理 · 物理学 2009-10-31 E. Harikumar , C. Nagaraja Kumar , M. Sivakumar

In this paper, we provide a simple method to generate higher order position solutions and rogue wave solutions for the derivative nonlinear Schr\"odinger equation. The formulae of these higher order solutions are given in terms of…

可精确求解与可积系统 · 物理学 2013-04-10 Yongshuai Zhang , Lijuan Guo , Shuwei Xu , Zhiwei Wu , Jingsong HE
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