SILVER SHEATHED SUPERCONDUCTING TAPES MADE FROM THE BI-SYSTEM OXIDE POWDERS MIXED WITH METAL AG OR CU POWDERS

被引:3
作者
ASANO, T [1 ]
TANAKA, Y [1 ]
FUKUTOMI, M [1 ]
KOMORI, K [1 ]
INOUE, K [1 ]
MAEDA, H [1 ]
YOSHIKAWA, M [1 ]
NAITOH, M [1 ]
机构
[1] HOSOKAWA MICRON CORP,MICROMERIT LAB,HIRAKATA,OSAKA 573,JAPAN
关键词
D O I
10.1109/20.120020
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
Properties of Ag sheathed tapes of 2212 phase Bi-system were investigated. Prior to the packing into a Ag tube, calcined powders were mixed with metal powders of Ag and/or Cu by using an attrition type mill and further heat treated in vacuum. By this fabrication method, the crystal growth of the 2212 phase of the Bi-system and superconducting properties were improved. The existing Ag in the low-T(c) phase Bi-system powder enhances the growth rate of the well textured large grain of 2212 phase and expands the temperature range for realizing good coupling in the grain boundaryies.
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收藏
页码:884 / 887
页数:4
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