Pinning characteristics of Bi-2223 and Bi-2212 wires with consideration of Jc distribution

被引:4
作者
Okamoto, H [1 ]
Irie, F
Kiss, T
Inoue, M
Kanazawa, M
机构
[1] Kyushu Elect Power Co Inc, Res Lab, Fukuoka 8158520, Japan
[2] Kyusyu Lab, Fukuoka 8128581, Japan
[3] W Japan Engn Consultants Inc, Fukuoka 8150004, Japan
关键词
D O I
10.1088/0953-2048/12/12/316
中图分类号
O59 [应用物理学];
学科分类号
摘要
Temperature and magnetic field dependences of pinning parameters connected with J(c) distribution are obtained from measurements on electric field-current density characteristics. A scaling law of the pinning force is confirmed. The temperature dependences of the normalization field which is the glass-liquid transition field and that of the maximum pinning force are discussed. The results suggest the existence of two phase structure in Bi-2223 and Bi-2212 samples.
引用
收藏
页码:1102 / 1105
页数:4
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