Temperature dependence of the anisotropic gap in YBa2Cu3O7

被引:1
|
作者
Zhao, GL [1 ]
Bagayoko, D
机构
[1] So Univ, Dept Phys, Baton Rouge, LA 70813 USA
[2] A&M Coll, Baton Rouge, LA 70813 USA
来源
PHYSICA C | 2000年 / 341卷
关键词
D O I
10.1016/S0921-4534(00)00427-5
中图分类号
O59 [应用物理学];
学科分类号
摘要
We present ab-initio calculations for the electronic structure and the temperature dependence of the anisotropic superconducting gap in YBa2Cu3O7. Our calculations show that the smaller gaps at some k-points on the Fermi surface collapse earlier than the large ones as the temperature increases.
引用
收藏
页码:161 / 162
页数:2
相关论文
共 50 条
  • [41] ANOMALOUS JOSEPHSON COUPLING IN YBA2CU3O7/PRBA2CU3O7/YBA2CU3O7 TRILAYER JUNCTIONS
    YOSHIDA, J
    HASHIMOTO, T
    MIZUSHIMA, K
    PHYSICA B, 1994, 194 : 1657 - 1658
  • [42] SCALING PROPERTIES OF THE ANISOTROPIC MAGNETORESISTANCE IN YBA2CU3O7/PRBA2CU3O7 SUPERLATTICES
    FU, CM
    MOSHCHALKOV, VV
    BOON, W
    TEMST, K
    BRUYNSERAEDE, Y
    JAKOB, G
    HAHN, T
    ADRIAN, H
    PHYSICA C, 1993, 205 (1-2): : 111 - 117
  • [43] Plane-chain coupling in YBa2Cu3O7: temperature dependence of the penetration depth
    Leyronas, X.
    Combescot, R.
    Physica C: Superconductivity and its Applications, 1997, 290 (3-4): : 215 - 228
  • [44] TEMPERATURE-DEPENDENCE OF THE LONDON PENETRATION DEPTH IN YBA2CU3O7 FINE PARTICLES
    STROUMBOS, H
    ODIER, P
    LACOUR, C
    MONOD, P
    JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS, 1992, 104 (pt 1) : 633 - 634
  • [45] Field, temperature, and frequency dependence of the surface impedance of YBa2Cu3O7 thin films
    Powell, JR
    Porch, A
    Humphreys, RG
    Wellhofer, F
    Lancaster, MJ
    Gough, CE
    PHYSICAL REVIEW B, 1998, 57 (09): : 5474 - 5484
  • [46] Plane-chain coupling in YBa2Cu3O7:: temperature dependence of the penetration depth
    Leyronas, X
    Combescot, R
    PHYSICA C, 1997, 290 (3-4): : 215 - 228
  • [47] Temperature dependence measurement of the magnetic penetration depth of a YBa2Cu3O7 thin film
    Cho, SH
    Choi, D
    JOURNAL OF THE KOREAN PHYSICAL SOCIETY, 1996, 29 (03) : 338 - 341
  • [48] Temperature dependence of vortex flux pinning in grain-oriented YBa2Cu3O7
    Hasan, MK
    JOURNAL OF ALLOYS AND COMPOUNDS, 2004, 363 (1-2) : 75 - 77
  • [49] Proton damage effects in YBa2Cu3O7/YBa2Cu2.79C0.21O7/YBa2Cu3O7 Josephson junctions
    Jackson, EM
    Weaver, BD
    Summers, GP
    APPLIED PHYSICS LETTERS, 1997, 71 (02) : 273 - 275
  • [50] Effect of interlayer magnetic coupling on the Jc of YBa2Cu3O7/insulator/YBa2Cu3O7 trilayers
    Wang, X
    Wu, JZ
    APPLIED PHYSICS LETTERS, 2006, 88 (06)