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Revisitation of the localized excitations of the (2+1)-dimensional KdV equation

文献类型:期刊论文

作者Lou, SY; Ruan, HY
刊名JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL
出版日期2001-01-19
卷号34页码:305-316
ISSN号0305-4470
英文摘要In the previous paper (Lou S-y 1995 J. Phys. A: Math. Gen. 28 7227), a generalized dromion structure was revealed for the (2 + 1)-dimensional KdV equation, which was first derived by Boiti Et al (Boiti M, Leon J J P, Manna M and Pempinelli F 1986 Inverse Problems 2 271) using the idea of the weak Lax pair. In this paper, using a Backlund transformation and the variable separation approach, we find there exist much more abundant localized structures for the (2 + 1)-dimensional KdV equation. The abundance of the localized structures of the model is introduced by the entrance of an arbitrary function of the seed solution. Some special types of dromion solution, lumps, breathers, instantons and the ring type of soliton, are discussed by selecting the arbitrary functions appropriately. The dromion solutions can be driven by sets of straight-line and curved-line ghost solitons. The dromion solutions may be located not only at the cross points of the lines but also at the closed points of the curves. The breathers may breathe both in amplitude and in shape.
WOS关键词NONLINEAR SCHRODINGER-EQUATION ; VARIABLE SEPARATION APPROACH ; DIATOMIC MACRO-LATTICE ; SIMILARITY REDUCTIONS ; BOUSSINESQ EQUATION ; SYMMETRIES ; SOLITONS ; ALGEBRAS ; TRANSFORM ; SYSTEMS
WOS研究方向Physics
语种英语
出版者IOP PUBLISHING LTD
WOS记录号WOS:000166655200007
源URL[http://119.78.100.186/handle/113462/37572]  
专题中国科学院近代物理研究所
通讯作者Lou, SY
作者单位1.CCAST, World Lab, Beijing 100080, Peoples R China
2.Shanghai Jiao Tong Univ, Dept Appl Phys, Shanghai 200030, Peoples R China
3.Ningbo Univ, Dept Phys, Ningbo 315211, Peoples R China
4.Ningbo Univ, Inst Modern Phys, Ningbo 315211, Peoples R China
推荐引用方式
GB/T 7714
Lou, SY,Ruan, HY. Revisitation of the localized excitations of the (2+1)-dimensional KdV equation[J]. JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL,2001,34:305-316.
APA Lou, SY,&Ruan, HY.(2001).Revisitation of the localized excitations of the (2+1)-dimensional KdV equation.JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL,34,305-316.
MLA Lou, SY,et al."Revisitation of the localized excitations of the (2+1)-dimensional KdV equation".JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL 34(2001):305-316.

入库方式: OAI收割

来源:近代物理研究所

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