HYSTERESIS OF TRANSPORT CRITICAL-CURRENT OF HIGH-T(C)-SUPERCONDUCTORS IN STRONG MAGNETIC-FIELDS - THEORY

被引:36
|
作者
DYACHENKO, AI
机构
[1] Donetsk Physicotechnical Institute, Academy of Sciences of the Ukraine, Donetsk, 340114
来源
PHYSICA C | 1993年 / 213卷 / 1-2期
关键词
D O I
10.1016/0921-4534(93)90773-J
中图分类号
O59 [应用物理学];
学科分类号
摘要
A new model is developed to describe the properties of a Josephson junction critical current in a strong magnetic field. A comparison with experiments shows the possibility of the existence of a surface barrier to the Abrikosov vortex motion in YBCO-124 metalceramics. Characteristic features of this barrier appear in the abnormal hysteresis loop of the transport critical current.
引用
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页码:167 / 178
页数:12
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