Scaling in the BCS to Bose crossover problem in different partial waves

被引:22
作者
Adhikari, SK
Ghosh, A
机构
[1] Instituto de Física Teórica, Universidade Estadual Paulista, São Paulo
来源
PHYSICAL REVIEW B | 1997年 / 55卷 / 02期
关键词
D O I
10.1103/PhysRevB.55.1110
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The BCS superconductivity to Bose condensation crossover problem is studied in two dimensions in S, P, and D waves, for a simple anisotropic pairing, with a finite-range separable potential at zero temperature. The gap parameter and the chemical potential as a function of Cooper-pair binding B-c exhibit universal scaling. In the BCS limit the results for coherence length xi and the critical temperature T-c are appropriate for high-T-c cuprate superconductors and also exhibit universal scaling as a function of B-c.
引用
收藏
页码:1110 / 1113
页数:4
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