SYNTHESIS OF HIGH CRITICAL CURRENT YBA2CU4O8 SUBMICRON POWDERS AT ONE ATMOSPHERE PRESSURE BY THE CITRATE-GEL PROCESS

被引:1
作者
LIU, RS
JANES, R
EDWARDS, PP
CAMPBELL, AM
机构
[1] IRC in Superconductivity, University of Cambridge, Cambridge, CB3 0HE, Madingley Road
来源
PHYSICA B | 1990年 / 165卷
关键词
D O I
10.1016/S0921-4526(09)80419-5
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
High-Tc superconducting YBa2Cu4O8 submicron powders was successfully synthesised via citrate-gel process at one atmosphere oxygen pressure. The resulting material had a stable and reproducible superconducting transition temperature around 80K. The intra-grain critical current density has been up to 1.3×107 A/cm2 at 6K and H=IT. This technique can be employed in a large-scale preparation of the YBa2Cu4O8 powders. © 1990, Elsevier Science Publishers B.V. (North-Holland). All rights reserved.
引用
收藏
页码:1667 / 1668
页数:2
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