Oliff PLC
Alpha-Sialon fluorescent body and light-emitting device
An α-sialon phosphor represented by general formula: MxEuy(Si,Al)12(O,N)16, where M represents at least one or more elements selected from Li, Mg, Ca, Y and a lanthanoid (excluding La and Ce), 0<x, and 0<y, where the phosphor includes, as a host crystal, a crystal structure identical to that of an α-sialon crystal phase, and the phosphor has a bulk density of 1.00 g/cm3 or more and 1.80 g/cm3 or less. Also provided is a light-emitting element including the α-sialon phosphor and a semiconductor light-emitting element capable of exciting the α-sialon phosphor.
DENKA COMPANY LIMITED
C C C H C C
C09K C09K C09K H01L C09K C09K
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Yusuke Shintaro Tomohiro
Takeda Watanabe Nomiyama