First-Order Correction of the Perturbed sine-Gordon Equation

Chin. Phys. Lett.

1999, Vol. 16

Issue (2): 79-81 DOI:

Original Articles

First-Order Correction of the Perturbed sine-Gordon Equation

YAN Jia-ren¹;TANG Yi²;ZHOU Guang-hui¹

¹Department of Physics, Hunan Normal University, Changsha 410081 ²Department of Physics, Xiangtan University, Xiangtan 411105

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YAN Jia-ren, TANG Yi, ZHOU Guang-hui 1999 Chin. Phys. Lett. 16 79-81

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Abstract A new direct approach based on the Fourier transformation is developed and applied to study the perturbed sine-Gordon equation. Since a new basis for perturbation expansion is introduced, the first-order correction is expressed in terms of Bessell functions.

Keywords: 02.30.-f 42.65.Tg

Published: 01 February 1999

PACS:	02.30.-f	(Function theory, analysis)
	42.65.Tg	(Optical solitons; nonlinear guided waves)

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https://cpl.iphy.ac.cn/ OR https://cpl.iphy.ac.cn/Y1999/V16/I2/079

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	YAN Jia-ren
	TANG Yi
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