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发明名称
SUPERCONDUCTING CERAMICS
摘要
Superconducting ceramics having relatively high critical temperatures are composed of rare earth metals, alkaline earth metals and copper. They have few defects and a limited polycrystalline interfacial area.
申请公布号
AU5119290(A)
申请公布日期
1990.06.28
申请号
AU19900051192
申请日期
1990.03.08
申请人
SEMICONDUCTOR ENERGY LABORATORY CO., LTD.,
发明人
NAME NOT GIVEN
分类号
C04B35/45;H01L39/12
主分类号
C04B35/45
代理机构
代理人
主权项
地址
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