Tail states in a superconductor with magnetic impurities

被引：36

作者：

Lamacraft, A ^{[1
]}

Simons, BD ^{[1
]}

机构：

[1] Univ Cambridge, Cavendish Lab, Madingley Rd, Cambridge CB3 0HE, England

来源：

PHYSICAL REVIEW LETTERS | 2000年 / 85卷 / 22期

关键词：

D O I：

10.1103/PhysRevLett.85.4783

中图分类号：

O4 [物理学];

学科分类号：

0702 ;

摘要：

A field theoretic approach is developed to investigate the profile and spectrum of subgap states in a superconductor subject to a weak magnetic impurity potential. Such states are found to be associated with spatially inhomogeneous instanton configurations of the action.

引用

收藏

页码：4783 / 4786

页数：4

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