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
相关论文
共 15 条
[1]  
[Anonymous], 1980, Le Journal de Physique Colloques, DOI DOI 10.1051/JPHYSCOL:1980704
[2]   THEORY OF SUPERCONDUCTIVITY [J].
BARDEEN, J ;
COOPER, LN ;
SCHRIEFFER, JR .
PHYSICAL REVIEW, 1957, 108 (05) :1175-1204
[3]   BCS-BOSE MODEL OF EXOTIC SUPERCONDUCTORS - GENERALIZED COHERENCE LENGTH [J].
CASAS, M ;
GETINO, JM ;
DELLANO, M ;
PUENTE, A ;
QUICK, RM ;
RUBIO, H ;
VANDERWALT, DM .
PHYSICAL REVIEW B, 1994, 50 (21) :15945-15952
[4]   BOUND ELECTRON PAIRS IN A DEGENERATE FERMI GAS [J].
COOPER, LN .
PHYSICAL REVIEW, 1956, 104 (04) :1189-1190
[5]   CROSSOVER FROM BCS TO BOSE SUPERCONDUCTIVITY - TRANSITION-TEMPERATURE AND TIME-DEPENDENT GINZBURG-LANDAU THEORY [J].
DEMELO, CARS ;
RANDERIA, M ;
ENGELBRECHT, JR .
PHYSICAL REVIEW LETTERS, 1993, 71 (19) :3202-3205
[6]  
DRECHSLER M, 1992, ANN PHYS-LEIPZIG, V1, P15, DOI 10.1002/andp.19925040105
[7]  
GHOSH A, UNPUB
[8]   CROSSOVER FROM BCS SUPERCONDUCTIVITY TO BOSE-EINSTEIN CONDENSATION - A SELF-CONSISTENT THEORY [J].
HAUSSMANN, R .
ZEITSCHRIFT FUR PHYSIK B-CONDENSED MATTER, 1993, 91 (03) :291-308
[9]   ORDERING, METASTABILITY AND PHASE-TRANSITIONS IN 2 DIMENSIONAL SYSTEMS [J].
Kosterlitz, JM ;
Thouless, DJ .
JOURNAL OF PHYSICS C-SOLID STATE PHYSICS, 1973, 6 (07) :1181-1203
[10]   FERMI-LIQUID THEORY OF DILUTE SUBMONOLAYER HE-3 ON THIN HE-4-II-FILM - DIMER BOUND-STATE AND COOPER PAIRS [J].
MIYAKE, K .
PROGRESS OF THEORETICAL PHYSICS, 1983, 69 (06) :1794-1797