OBSERVATION OF JOSEPHSON JUNCTION-LIKE BEHAVIOR IN SINGLE-CRYSTAL (BI,PB)2SR2CACU2OY

被引:187
作者
OYA, G [1 ]
AOYAMA, N [1 ]
IRIE, A [1 ]
KISHIDA, S [1 ]
TOKUTAKA, H [1 ]
机构
[1] TOTTORI UNIV,FAC ENGN,DEPT ELECT & ELECTR ENGN,TOTTORI 680,JAPAN
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS | 1992年 / 31卷 / 7A期
关键词
HIGH-TEMPERATURE SUPERCONDUCTOR; BI2SR2CACU2OY; SINGLE CRYSTAL; JOSEPHSON JUNCTION; ANISOTROPIC PROPERTY; CRITICAL CURRENT;
D O I
10.1143/JJAP.31.L829
中图分类号
O59 [应用物理学];
学科分类号
摘要
The dependences of critical current on the temperature and magnetic field and the current-voltage characteristics in response to incident microwave radiation are measured in the direction of the c-axis of the 80 K superconducting phase (Bi, Pb)2Sr2CaCU2Oy bulk single crystal. Josephson junctionlike behavior is successfully observed, and it shows that the single crystal itself is composed of Josephson junctions along the c-direction and that its electrical transport in this direction is limited by intrinsic tunnel barriers existing in the single crystal.
引用
收藏
页码:L829 / L831
页数:3
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