Localized Properties of Rogue Wave for a Higher-Order Nonlinear Schrodinger Equation

In this paper, we provide determinant representation of the n-th order rogue wave solutions for a higherorder nonlinear Schr6dinger equation (HONLS) by the Darboux transformation and confirm the decomposition rule of the rogue wave solutions up to fourth-order. These solutions have two parameters a...

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Published inCommunications in theoretical physics Vol. 63; no. 5; pp. 525 - 534
Main Author 柳伟 邱德勤 贺劲松
Format Journal Article
LanguageEnglish
Published 01.05.2015
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ISSN0253-6102
1572-9494
DOI10.1088/0253-6102/63/5/525

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Summary:In this paper, we provide determinant representation of the n-th order rogue wave solutions for a higherorder nonlinear Schr6dinger equation (HONLS) by the Darboux transformation and confirm the decomposition rule of the rogue wave solutions up to fourth-order. These solutions have two parameters a and ;3 which denote the contribution of the higher-order terms (dispersions and nonlinear effects) included in the HONLS equation. Two localized properties, i.e., length and width of the first-order rogue wave solution are expressed by above two parameters, which show analytically a remarkable influence of higher-order terms on the rogue wave. Moreover, profiles of the higher-order rogue wave solutions demonstrate graphically a strong compression effect along t-direction given by higher-order terms.
Bibliography:rogue wave, higher-order nonlinear Schr6dinger equation, Darboux transformation
11-2592/O3
In this paper, we provide determinant representation of the n-th order rogue wave solutions for a higherorder nonlinear Schr6dinger equation (HONLS) by the Darboux transformation and confirm the decomposition rule of the rogue wave solutions up to fourth-order. These solutions have two parameters a and ;3 which denote the contribution of the higher-order terms (dispersions and nonlinear effects) included in the HONLS equation. Two localized properties, i.e., length and width of the first-order rogue wave solution are expressed by above two parameters, which show analytically a remarkable influence of higher-order terms on the rogue wave. Moreover, profiles of the higher-order rogue wave solutions demonstrate graphically a strong compression effect along t-direction given by higher-order terms.
LIU Wei , QIU De-Qin , HE Jing-Song ( 1School of Mathematical Sciences, University of Science and Technologe of China, Hefei 230026, China 2Department of Mathematics, Ningbo University, Ningbo 315211, China)
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ISSN:0253-6102
1572-9494
DOI:10.1088/0253-6102/63/5/525