THERMAL-CONDUCTIVITY OF TMBA2CU3OX AND BI2SR2CACU2OX SINGLE-CRYSTALS IN THE VICINITY OF THE SUPERCONDUCTING TRANSITION

被引:6
作者
ALIEV, FG [1 ]
MOSHCHALKOV, VV [1 ]
PRYADUN, VV [1 ]
MONGE, MAA [1 ]
机构
[1] UNIV AUTONOMA MADRID, DEPT FIS MAT CONDENSADA C-III, E-28049 MADRID, SPAIN
关键词
D O I
10.1016/0038-1098(92)90634-L
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
We present the temperature dependences of the thermal conductivity, thermoelectric power and resistivity of single crystalline Bi2Sr2CaCu2Ox and TmBa2Cu3Ox samples at temperatures T = 5-13 oK, in the ab-plane, simultaneously measured from the same contacts. For Bi-based sample, a new type of anomaly in the k(T) dependence at T > T(c) was seen, probably due to the fluctuation part of the electrical conductivity.
引用
收藏
页码:241 / 244
页数:4
相关论文
共 22 条
[1]  
ALIEV FG, 1989, MSU26 DEP PHYS PREPR
[2]  
ALIEV FG, 1989, SOV J SUPERCONDUCTIV, V2, P29
[3]  
ALLIEV FG, 1990, SOV J SUPERCONDUCT, V3, P348
[4]  
Ausloos M., 1988, Modern Physics Letters B, V2, P1319, DOI 10.1142/S0217984988001314
[5]  
BAYOT V, 1987, SOLID STATE COMMUN, V63, P953
[6]  
Chen G. H., 1989, Modern Physics Letters B, V3, P295, DOI 10.1142/S0217984989000479
[7]  
FLORENTIEV V, 1990, PROGR HIGH TEMP SUPE, V25, P462
[8]  
GEIM AK, 1989, J SUPERCOND, V2, P5
[9]  
GROMMIE MF, 1990, PHYS REV B, V41, P10978
[10]   ANISOTROPY OF THE THERMAL-CONDUCTIVITY OF YBA2CU3O7-Y [J].
HAGEN, SJ ;
WANG, ZZ ;
ONG, NP .
PHYSICAL REVIEW B, 1989, 40 (13) :9389-9392