FAN Zhanguo
,
JI Chunlin
,
WANG Kuihan
,
CUI Chuanmeng
,
LIU Sulan
,
Northeast University of Technology
,
Shenyang
,
China
金属学报(英文版)
A unidirectional reaction for synthesis of the high T_c superconductor YBa_2Cu_3O_x has been proposed, Its T_c is 90-94.5 K and △T is 1 K. The phase relationships in the system Y_2BaCuO_5-Y_2Cu_2O_5-CuO-YBa_2Cu_3O_x were studied and discussed.
关键词:
unidirectional reaction
,
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,
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