STRUCTURE OF A VORTEX LINE IN A D(X2-Y2) SUPERCONDUCTOR

被引:152
作者
SOININEN, PI [1 ]
KALLIN, C [1 ]
BERLINSKY, AJ [1 ]
机构
[1] MCMASTER UNIV,INST MAT RES,HAMILTON L8S 4M1,ON,CANADA
来源
PHYSICAL REVIEW B | 1994年 / 50卷 / 18期
关键词
D O I
10.1103/PhysRevB.50.13883
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The structure of a vortex line in a dx2-y2 superconductor is calculated self-consistently in the framework of the Bogoliubov de Gennes theory. The inner core of the vortex containing localized quasiparticle excitations is found to be separated from the asymptotic pure d-wave state by a region where low-lying fermionic excitations are absent. A domain structure of the relative phase of the s-wave and d-wave components is identified. The results are interpreted in terms of a Ginzburg-Landau theory. © 1994 The American Physical Society.
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页码:13883 / 13886
页数:4
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