发明授权
US5296455A Process for preparing superconductor of compound oxide of Bi-Sr-Ca-Cu system 失效
制备Bi-Sr-Ca-Cu体系复合氧化物超导体的方法

Process for preparing superconductor of compound oxide of Bi-Sr-Ca-Cu
system
摘要:
A compound oxide superconductor represented by the general formula:Bi.sub.4+d (Sr.sub.1-x, Ca.sub.x).sub.m Cu.sub.n O.sub.p+yin which,"d" is an amount of excess bismuth and satisfies a range of 0
信息查询
0/0