MICROSTRUCTURE OF LASER FLOATING-ZONE (LFZ) TEXTURED (BI,PB)-SR-CA-CU-O SUPERCONDUCTOR COMPOSITES

被引:37
作者
DELAFUENTE, GF
RUIZ, MT
SOTELO, A
LARREA, A
NAVARRO, R
机构
[1] Instituto de Ciencia de Materiales de Aragón, CSIC-Universidad de Zaragoza, Centro Politécnico Superior, E-50015 Zaragoza
来源
MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING | 1993年 / 173卷 / 1-2期
关键词
D O I
10.1016/0921-5093(93)90216-2
中图分类号
TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Directionally solidified high temperature superconducting (Bi,Pb)-Sr-Ca-Cu-O pure ceramics and composites were obtained using a laser floating zone (LFZ) apparatus. The presence of secondary non-superconducting and metallic phases as well as their solidification habit have been analysed. The influence of the LFZ growth conditions and the precursor composition on the microstructure of the final products was studied using optical and electron microscopies.
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页码:201 / 204
页数:4
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