DIAGRAMMATIC APPROACH TO ANDERSON LOCALIZATION IN THE QUANTUM KICKED ROTATOR

被引:25
作者
ALTLAND, A [1 ]
机构
[1] WEIZMANN INST SCI,DEPT NUCL PHYS,IL-76100 REHOVOT,ISRAEL
关键词
D O I
10.1103/PhysRevLett.71.69
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The phenomenon of Anderson localization in the quantum kicked rotator is analyzed by means of concepts which were originally introduced in condensed matter physics. A diagrammatic language similar to the impurity diagram technique employed in the theory of disordered conductors is developed. The method is applied to a calculation of the quantum return probability and leads to results which coincide (apart from numerical factors) with recent numerical findings.
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页码:69 / 72
页数:4
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