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专利名称：Ceramic materials and methods of making
the same comprising yttrium, barium, silver,and either selenium or sulfur
发明人：Basil D. Shepherd,David L. Shaw申请号：US08/172024申请日：19931221公开号：US055172A公开日：19960521
摘要：Disclosed are ceramic materials and methods of making the same comprisingyttrium, barium, silver, and either selenium or sulfur. Those ceramic materials showchanges in magnetic susceptibility at around 373. degree. K. with selenium and 195° K.with sulfur.
申请人：FINCH INTERNATIONAL LIMITED
代理人：Grady J.Stroud, Stroud, Willink, Thompson & HowardShoemaker & Mattare,Ltd. Frenchick
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