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PHOSPHOR, LIGHTING FIXTURE, AND IMAGE DISPLAY DEVICE 发明申请

2023-12-01 2380 1404K 0

专利信息

申请日期 2025-07-11 申请号 WOJP11069326
公开(公告)号 WO2012026592A1 公开(公告)日 2012-03-01
公开国别 WO 申请人省市代码 全国
申请人 National Institute for Materials Science; HIROSAKI Naoto; TAKEDA Takashi; HORIE Tatsuya
简介 A fluorescent material that can be substituted for conventional rare earth-activated sialon phosphors and oxide phosphors, and an application for same are provided. The phosphor of the present invention comprises inorganic crystals including at least La, Si, Al, nitrogen (N), and M elements (M being at least one kind of element selected from a group comprising Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm and Yb), and, if necessary, oxygen (O). The host crystals for the inorganic crystals are LaSi9Al19N32 crystals or solid-solution crystals of same, which have been activated by the M element.


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