3-BAND SUPERCONDUCTIVITY IN K3C60 AND RB3C60

被引:35
作者
RICE, MJ
CHOI, HY
WANG, YR
机构
[1] Xerox Webster Research Center, Webster
来源
PHYSICAL REVIEW B | 1991年 / 44卷 / 18期
关键词
D O I
10.1103/PhysRevB.44.10414
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We point out that an important factor determining the magnitude of the superconducting transition temperature T(c) in the fullerides is the extent to which the Cooper pair is delocalized over the three bands at the Fermi energy. This point is exemplified by using a simplified BCS-model Hamiltonian to calculate T(c) in terms of the intraband pairing and interband pair hopping coupling constants.
引用
收藏
页码:10414 / 10416
页数:3
相关论文
共 15 条
  • [11] SUPERCONDUCTIVITY AT 28 K IN RBXC60
    ROSSEINSKY, MJ
    RAMIREZ, AP
    GLARUM, SH
    MURPHY, DW
    HADDON, RC
    HEBARD, AF
    PALSTRA, TTM
    KORTAN, AR
    ZAHURAK, SM
    MAKHIJA, AV
    [J]. PHYSICAL REVIEW LETTERS, 1991, 66 (21) : 2830 - 2832
  • [12] SAILO S, 1991, PHYS REV LETT, V66, P2637
  • [13] BARDEEN-COOPER-SCHRIEFFER THEORY OF SUPERCONDUCTIVITY IN THE CASE OF OVERLAPPING BANDS
    SUHL, H
    MATTHIAS, BT
    WALKER, LR
    [J]. PHYSICAL REVIEW LETTERS, 1959, 3 (12) : 552 - 554
  • [14] ELECTRONIC-STRUCTURE OF SOLID C60 - EXPERIMENT AND THEORY
    WEAVER, JH
    MARTINS, JL
    KOMEDA, T
    CHEN, Y
    OHNO, TR
    KROLL, GH
    TROULLIER, N
    HAUFLER, RE
    SMALLEY, RE
    [J]. PHYSICAL REVIEW LETTERS, 1991, 66 (13) : 1741 - 1744
  • [15] INTERLAYER PAIR HOPPING - SUPERCONDUCTIVITY FROM THE RESONATING-VALENCE-BOND STATE
    WHEATLEY, JM
    HSU, TC
    ANDERSON, PW
    [J]. PHYSICAL REVIEW B, 1988, 37 (10) : 5897 - 5900