Influence of planar macrodefects on the anisotropy of magnetic-flux penetration in YBa2Cu3O7-delta

被引:8
作者
Cuche, E
Indenbom, MV
Andre, MO
Richard, P
Benoit, W
Wolf, T
机构
[1] FORSCHUNGSZENTRUM KARLSRUHE, INST TECH PHYS, D-76021 KARLSRUHE, GERMANY
[2] RUSSIAN ACAD SCI, INST SOLID STATE PHYS, CHERNOGOLOVKA 142432, MOSCOW, RUSSIA
来源
PHYSICA C-SUPERCONDUCTIVITY AND ITS APPLICATIONS | 1996年 / 256卷 / 3-4期
关键词
D O I
10.1016/0921-4534(95)00646-X
中图分类号
O59 [应用物理学];
学科分类号
摘要
The magnetic flux penetration in a high-quality YBa2Cu3O7-delta single crystal with an external field applied perpendicular to the crystalline c axis is directly visualised by means of the magneto-optical technique. The observations show that the field penetrates preferentially along the ab planes. Scanning acoustic microscopy reveals macrodefects along ab planes which strongly affect this anisotropy of the field penetration.
引用
收藏
页码:324 / 330
页数:7
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