| 阻尼作用下带对称双阱势的原子链中的洞孤子 |
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| 引用本文： | 徐海清,钟红伟,胡柯. 阻尼作用下带对称双阱势的原子链中的洞孤子[J]. 计算物理, 2009, 26(4): 629-632 |
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| 作者姓名： | 徐海清 钟红伟 胡柯 |
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| 作者单位： | 湖南工程学院,应用技术学院,湖南,湘潭,411101;广西工学院,信息与计算科学系,广西,柳州,545006;湘潭大学,近代物理研究所,湖南,湘潭,411105 |
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| 基金项目： | 湖南省教育厅一般项目 |
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| 摘 要： | 采用多重尺度法,研究弱阻尼作用下带有对称双阱势的原子链,导出耗散型的非线性薛定谔方程,并对方程进行解析求解,给出阻尼作用下在链中传播的耗散型的洞孤子解.
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| 关 键 词： | 阻尼作用 双阱势 洞孤子 准离散多重尺度方法 |
| 收稿时间： | 2008-03-03 |
| 修稿时间： | 2008-10-21 |
Hole Solitons in an Atomic Chain with Double-well Potentials Under Damping |
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| XU Haiqing,ZHONG Hongwei,HU Ke. Hole Solitons in an Atomic Chain with Double-well Potentials Under Damping[J]. Chinese Journal of Computational Physics, 2009, 26(4): 629-632 |
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| Authors: | XU Haiqing ZHONG Hongwei HU Ke |
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| Affiliation: | 1. Faculty of Applied Technology, Hunan Institute of Engineering, Xiangtan 411101, China;2. Department of Information and Computing Science, Guangxi University of Technology, Liuzhou 545006, China;3. Institute of Modern Physics, Xiangtan University, Xiangtan 411105, China |
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| Abstract: | With a method of multiple scales,a one-dimensional atomic chain with symmetric double-well potentials with damping is investigated.A damped nonliner Schrödinger equation is derived.Analytical solutions of damped hole solitons propagating in the chain are presented. |
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| Keywords: | damping double-well potential hole soliton the quasidiscrete multiple-scale method |
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