SYNTHESIS OF SUPERCONDUCTING 2223 COMPOUND IN THE LEAD-ADDED BI-SR-CA-CU-O SYSTEM

被引:19
作者
LIANG, RX
ISHII, H
KAWAJI, H
ITOH, M
NAKAMURA, T
机构
[1] Research Laboratory of Engineering Materials, Tokyo Institute of Technology, Midori-ku, Yokohama
来源
JAPANESE JOURNAL OF APPLIED PHYSICS PART 2-LETTERS & EXPRESS LETTERS | 1990年 / 29卷 / 08期
关键词
2223; phase; Bi-Pb-Sr-Ca-Cu-O system; High-T[!sub]c[!/sub]phase; High-T[!sub]c[!/sub]superconductivity; Oxide superconductor; Synthesis;
D O I
10.1143/JJAP.29.L1412
中图分类号
O59 [应用物理学];
学科分类号
摘要
We report the synthesis of 2223 compound in the lead-added Bi-Sr-Ca-Cu-O system by reacting (Sr, Ca)CuO2and (Bi, Pb, Ca)2O3-z. Samples of nearly single 2223 phase with Tc(zero resistivity)>100 K were obtained after calcination for 36 h using this method, as compared to ≈50% 2223 phase for batches of mixed oxides and carbonates obtained by a similar calcination schedule. © 1990 IOP Publishing Ltd.
引用
收藏
页码:L1412 / L1414
页数:3
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