EXISTENCE OF MOBILITY EDGES OF THE AUBRY MODEL IN ONE-DIMENSIONAL INCOMMENSURATE SYSTEMS

被引：3
|
作者：
SUN, JZ [1 ]
WANG, CK [1 ]
WANG, J [1 ]
机构：
[1] LIAOCHENG TEACHERS COLL,DEPT PHYS,SHANDONG 252059,PEOPLES R CHINA
来源：
PHYSICAL REVIEW B | 1992年 / 46卷 / 19期
关键词：
D O I：
10.1103/PhysRevB.46.12132
中图分类号：
T [工业技术];
学科分类号：
08 ;
摘要：
In this paper we show that for sufficiently small, though not infinitesimal, wave vector Q there exist mobility edges in the region V < 2 in the Aubry model of one-dimensional incommensurate systems. As Q --> 0, the mobility edges are found to be located at E(c) = +/-\2 - V\.
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页码：12132 / 12136
页数：5
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