FLUX-LINE PINNING BY DEFECTS IN HIGH T(C) SUPERCONDUCTING CRYSTALS

被引:6
作者
BOIKO, J [1 ]
MAJEWSKI, P [1 ]
ALDINGER, F [1 ]
机构
[1] MAX PLANCK INST MET RES,INST WERKSTOFFWISSENSCH,PULVERMET LAB,HEISENBERGSTR 5,D-70569 STUTTGART,GERMANY
关键词
D O I
10.1002/crat.2170290813
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The possibility of flux pinning by different defects in the volume of high-T(c) superconductors is investigated. The elementary pinning potential, U(P), and the pinning force, f(P), of point defects (vacancies), one dimensional defects (dislocations), two-dimensional defects (twin and low angle boundaries) and three dimensional defects (pores, precipitates, etc.) are estimated. The effectivity of the different defects acting as pinning centres is examined.
引用
收藏
页码:1109 / 1118
页数:10
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