Article ID | Journal | Published Year | Pages | File Type |
---|---|---|---|---|
1868473 | Physics Letters A | 2006 | 4 Pages |
Abstract
A direct approach of perturbation theory for the nonlinear Schrödinger equation is developed based on the separation of variables. The first-order effects of perturbation on a kink soliton, showing the slow time dependence of soliton parameters and the first-order correction.
Related Topics
Physical Sciences and Engineering
Physics and Astronomy
Physics and Astronomy (General)
Authors
Huiyou Yu, Jiaren Yan,