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Exact N-Soliton Solutions for the Higher-Order Nonlinear Schrödinger Equation Under Another Condition |
LIU Shanliang*;WANG Wenzheng*;XU Jingzhi |
Institute of Optical Communication, Liaocheng Teachers College, Liaocheng 252059
*also CCAST (World Laboratory), P. O. Box 8730, Beijing 100080 |
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Cite this article: |
LIU Shanliang, WANG Wenzheng, XU Jingzhi 1994 Chin. Phys. Lett. 11 737-740 |
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Abstract By using a simple transformation approach, we solve the higher-order nonlinear Schrödinger equation under another condition. The obtained exact soliton solutions have the following prominent features: The bright soliton can propagate in both the normal and anormal regions; the soliton travelling speed is proportional to its amplitude square; the phase of the soliton is independent of its amplitude or width; and the component solitons of the bound soliton have the same phase.
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Keywords:
42.81.Dp
42.65.-k
42.50.Rh
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Published: 01 December 1994
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