MOTION OF BLOCH ELECTRONS IN TIME-DEPENDENT ELECTRIC-FIELDS WITH OFF-DIAGONAL EFFECTS
文献类型:期刊论文
作者 | ZHAO, XG; ZHAO, XG , CHINA CTR ADV SCI & TECHNOL,WORLD LAB,POB 8730,BEIJING 100080,PEOPLES R CHINA. |
刊名 | PHYSICS LETTERS A
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出版日期 | 1992 |
卷号 | 167期号:3页码:291-294 |
关键词 | Tightly Bound Electrons Dynamic Localization Charged-particle |
ISSN号 | 0375-9601 |
英文摘要 | Taking into account the off-diagonal matrix elements of the position operator, the motion of Bloch electrons in a one-dimensional lattice under the action of an arbitrary time-dependent electric field is investigated. The exact solutions for the evolution amplitudes and the mean-square displacement are obtained in the case of a one-band approximation. The evolution behavior of Bloch electrons in several types of electric fields is discussed. It has been found that the off-diagonal matrix elements of the position operator only quantitatively affect the dynamic localization and delocalization of Bloch electrons previously obtained without considering this effect. |
学科主题 | Physics |
URL标识 | 查看原文 |
公开日期 | 2012-08-29 |
源URL | [http://ir.itp.ac.cn/handle/311006/12147] ![]() |
专题 | 理论物理研究所_理论物理所1978-2010年知识产出 |
通讯作者 | ZHAO, XG , CHINA CTR ADV SCI & TECHNOL,WORLD LAB,POB 8730,BEIJING 100080,PEOPLES R CHINA. |
推荐引用方式 GB/T 7714 | ZHAO, XG,ZHAO, XG , CHINA CTR ADV SCI & TECHNOL,WORLD LAB,POB 8730,BEIJING 100080,PEOPLES R CHINA.. MOTION OF BLOCH ELECTRONS IN TIME-DEPENDENT ELECTRIC-FIELDS WITH OFF-DIAGONAL EFFECTS[J]. PHYSICS LETTERS A,1992,167(3):291-294. |
APA | ZHAO, XG,&ZHAO, XG , CHINA CTR ADV SCI & TECHNOL,WORLD LAB,POB 8730,BEIJING 100080,PEOPLES R CHINA..(1992).MOTION OF BLOCH ELECTRONS IN TIME-DEPENDENT ELECTRIC-FIELDS WITH OFF-DIAGONAL EFFECTS.PHYSICS LETTERS A,167(3),291-294. |
MLA | ZHAO, XG,et al."MOTION OF BLOCH ELECTRONS IN TIME-DEPENDENT ELECTRIC-FIELDS WITH OFF-DIAGONAL EFFECTS".PHYSICS LETTERS A 167.3(1992):291-294. |
入库方式: OAI收割
来源:理论物理研究所
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