DEPENDENCE OF THE JOSEPHSON COUPLING OF UNCONVENTIONAL SUPERCONDUCTORS ON THE PROPERTIES OF THE TUNNELING BARRIER

被引:33
作者
LEDVIJ, M
KLEMM, RA
机构
[1] Materials Science Division, Argonne National Laboratory, Argonne
来源
PHYSICAL REVIEW B | 1995年 / 51卷 / 05期
关键词
D O I
10.1103/PhysRevB.51.3269
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The Josephson coupling between a conventional and an unconventional superconductor is investigated as a function of the properties of the tunneling barrier. A simple model is adopted for the tunneling probability and it is shown that its variation dramatically affects the IcRn product of an s-d, as opposed to an s-s junction. Based on these conclusions, experiments are proposed to probe the symmetry of the order parameter in high-temperature superconductors. © 1995 The American Physical Society.
引用
收藏
页码:3269 / 3272
页数:4
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