RARE EARTH ALUMINATE SINTERED COMPACT AND METHOD FOR PRODUCING RARE EARTH ALUMINATE SINTERED COMPACT

A rare earth aluminate sintered compact including rare earth aluminate phosphor crystalline phases and voids, wherein an absolute maximum length of 90% or more by number of rare earth aluminate phosphor crystalline phases is in a range from 0.4 μm to 1.3 μm, and an absolute maximum length of 90% or...

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Hauptverfasser: HIRAI, Toshiyuki, FUJII, Tomomi, TAKETOMI, Shozo, YAMAMOTO, Ryo
Format: Patent
Sprache:eng
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Zusammenfassung:A rare earth aluminate sintered compact including rare earth aluminate phosphor crystalline phases and voids, wherein an absolute maximum length of 90% or more by number of rare earth aluminate phosphor crystalline phases is in a range from 0.4 μm to 1.3 μm, and an absolute maximum length of 90% or more by number of voids is in a range from 0.1 μm to 1.2 μm.