Interplay among critical temperature, hole content, and pressure in the cuprate superconductors

被引:46
作者
Angilella, GGN
Pucci, R
Siringo, F
机构
[1] Dipartimento di Fisica dellșUniversità di Catania, I-95129 Catania
来源
PHYSICAL REVIEW B | 1996年 / 54卷 / 21期
关键词
D O I
10.1103/PhysRevB.54.15471
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Within a BCS-type mean-field approach to the extended Hubbard model, a nontrivial dependence of T-c on the hole content per unit CuO2 is recovered, in good agreement with the celebrated nonmonotonic universal behavior at normal pressure. Evaluation of T-c at higher pressures is then made possible by the introduction of an explicit dependence of the tight-binding band and of the carrier concentration on pressure P. Comparison with the known experimental data for underdoped Bi2212 allows us to single out an ''intrinsic'' contribution to dT(c)/dP from that due to the carrier concentration, and provides a remarkable estimate of the dependence of the intersite coupling strength on the lattice scale.
引用
收藏
页码:15471 / 15477
页数:7
相关论文
共 46 条
  • [21] ELECTRONIC-STRUCTURE AND PROPERTIES OF BI2SR2CACU2O8, THE 3RD HIGH-TC SUPERCONDUCTOR
    MASSIDDA, S
    YU, JJ
    FREEMAN, AJ
    [J]. PHYSICA C, 1988, 152 (03): : 251 - 258
  • [22] ELECTRONIC-STRUCTURE AND PROPERTIES OF YBA2CU3O7-DELTA, A LOW DIMENSIONAL, LOW-DENSITY OF STATES SUPERCONDUCTOR
    MASSIDDA, S
    YU, J
    FREEMAN, AJ
    KOELLING, DD
    [J]. PHYSICS LETTERS A, 1987, 122 (3-4) : 198 - 202
  • [23] CORRELATION BETWEEN THE PRESSURE-INDUCED CHANGES IN THE HALL-COEFFICIENT AND TC IN SUPERCONDUCTING CUPRATES
    MURAYAMA, C
    IYE, Y
    ENOMOTO, T
    MORI, N
    YAMADA, Y
    MATSUMOTO, T
    KUBO, Y
    SHIMAKAWA, Y
    MANAKO, T
    [J]. PHYSICA C, 1991, 183 (4-6): : 277 - 285
  • [24] PRESSURE-DEPENDENCE OF THE SUPERCONDUCTING TRANSITION-TEMPERATURE OF YBA2CU3O7 AS A FUNCTION OF CARRIER CONCENTRATION - A TEST FOR A SIMPLE CHARGE-TRANSFER MODEL
    NEUMEIER, JJ
    ZIMMERMANN, HA
    [J]. PHYSICAL REVIEW B, 1993, 47 (13): : 8385 - 8388
  • [25] ANALYSIS OF THE SUPERCONDUCTING TRANSITION-TEMPERATURES PRESSURE-DEPENDENCE FOR YBA2CU3O7-DELTA WITHIN A BCS FRAMEWORK
    NEUMEIER, JJ
    [J]. PHYSICA C, 1994, 233 (3-4): : 354 - 360
  • [26] PHENOMENOLOGICAL MODELS FOR THE GAP ANISOTROPY OF BI2SR2CACU2O8 AS MEASURED BY ANGLE-RESOLVED PHOTOEMISSION SPECTROSCOPY
    NORMAN, MR
    RANDERIA, M
    DING, H
    CAMPUZANO, JC
    [J]. PHYSICAL REVIEW B, 1995, 52 (01): : 615 - 622
  • [27] INPLANE PENETRATION-DEPTH ANISOTROPY IN A D-WAVE MODEL
    ODONOVAN, C
    CARBOTTE, JP
    [J]. PHYSICAL REVIEW B, 1995, 52 (06): : 4568 - 4576
  • [28] THE PRESSURE-DEPENDENCE OF THE TRANSPORT-PROPERTIES OF YBA2CU3O7-DELTA
    PARKER, ID
    FRIEND, RH
    [J]. JOURNAL OF PHYSICS C-SOLID STATE PHYSICS, 1988, 21 (11): : L345 - L352
  • [29] PLAKIDA NM, UNPUB
  • [30] ELECTRONIC-STRUCTURE AND FERMI-SURFACE OF THE 2-DIMENSIONAL 3-BAND HUBBARD-MODEL IN DOPED CUPRATES
    SANCHO, MPL
    RUBIO, J
    REFOLIO, MC
    SANCHO, JML
    [J]. PHYSICAL REVIEW B, 1995, 52 (09) : 6920 - 6928