LOW-TEMPERATURE SPECIFIC-HEAT OF YBA2CU3O7

被引:1
作者
CASPARY, R
HELLMANN, P
WOLF, T
STEGLICH, F
机构
[1] TH DARMSTADT,INST FESTKORPERPHYS,W-6100 DARMSTADT,GERMANY
[2] KERNFORSCHUNGSZENTRUM KARLSRUHE GMBH,INST TECH PHYS,W-7500 KARLSRUHE 1,GERMANY
来源
INTERNATIONAL JOURNAL OF MODERN PHYSICS B | 1993年 / 7卷 / 1-3期
关键词
D O I
10.1142/S0217979293000378
中图分类号
O59 [应用物理学];
学科分类号
摘要
We show specific heat data in magnetic fields to B=8T on new polycrystals with different oxygen content and compare them with earlier results. The analysis reveals a field dependent residual linear term which is discussed within theoretical models of Bulaevskii and for a spin-glass.
引用
收藏
页码:166 / 169
页数:4
相关论文
共 8 条
[1]   DEPENDENCE OF THE LOW-TEMPERATURE SPECIFIC-HEAT OF YBA2CU3O6+DELTA ON PREPARATION CONDITIONS [J].
AHRENS, R ;
WOLF, T ;
WOHL, H ;
RIETSCHEL, H ;
SCHMIDT, H ;
STEGLICH, F .
PHYSICA C, 1988, 153 :1008-1009
[2]   THE MAGNETIC-FIELD DEPENDENCE OF THE LOW-TEMPERATURE SPECIFIC-HEAT IN SINGLE-CRYSTALS OF YBA2CU3O7 [J].
BAAK, J ;
MULLER, CJ ;
BROM, HB ;
MENKEN, MJV ;
KADOWAKI, K ;
MENOVSKY, AA .
PHYSICA C, 1990, 168 (3-4) :363-369
[3]   ANISOTROPIC LOW-TEMPERATURE HEAT-TRANSPORT IN YBA2CU3O6.9 SINGLE-CRYSTAL [J].
BREDL, CD ;
PETERSEN, K ;
ARNOLD, S ;
SPARN, G ;
STEGLICH, F ;
TAKAHASHI, S ;
TACHIKI, M ;
RUNTSCH, B ;
WOLF, T .
ZEITSCHRIFT FUR PHYSIK B-CONDENSED MATTER, 1992, 86 (02) :187-191
[4]  
BULAEVSKII LN, 1971, SOV PHYS JETP, V35, P384
[5]   A COMPARISON OF HIGH-TC SUPERCONDUCTORS - SPECIFIC-HEAT IN MAGNETIC-FIELDS AT VERY LOW-TEMPERATURES [J].
CASPARY, R ;
WINKELMANN, M ;
STEGLICH, F .
ZEITSCHRIFT FUR PHYSIK B-CONDENSED MATTER, 1989, 77 (01) :41-45
[6]  
CASPARY R, IN PRESS
[7]  
MAKI K, 1965, PHYS REV A, V3, P702
[8]   SPECIFIC-HEAT OF YBA2CU3O7 - ORIGIN OF THE LINEAR TERM AND VOLUME FRACTION OF SUPERCONDUCTIVITY [J].
PHILLIPS, NE ;
FISHER, RA ;
GORDON, JE ;
KIM, S ;
STACY, AM ;
CRAWFORD, MK ;
MCCARRON, EM .
PHYSICAL REVIEW LETTERS, 1990, 65 (03) :357-360