CRITICAL FLUCTUATIONS IN THE THERMODYNAMICS OF QUASI-2-DIMENSIONAL TYPE-II SUPERCONDUCTORS

被引:240
作者
TESANOVIC, Z
XING, L
BULAEVSKII, L
LI, Q
SUENAGA, M
机构
[1] MAX PLANCK INST SOLID STATE RES,HIGH FIELD MAGNET LAB,F-38042 GRENOBLE,FRANCE
[2] BROOKHAVEN NATL LAB,DEPT MAT SCI,UPTON,NY 11973
[3] LOS ALAMOS NATL LAB,DIV THEORET,LOS ALAMOS,NM 87545
关键词
D O I
10.1103/PhysRevLett.69.3563
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
Thermodynamic quantities in quasi-2D type-II superconductors exhibit characteristic scaling behavior for high fields in the critical region around H(c2)(T). Using a nonperturbative approach to the Ginzburg-Landau free energy functional, the scaling functions for the free energy, magnetization, entropy, and specific heat are evaluated in a closed form. The experimental data for Bi2Sr2Ca2Cu3O10 are presented which are in agreement with the theoretical results.
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页码:3563 / 3566
页数:4
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