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Oxynitiride light emitting material and a white LED illumination light source produced by the same 发明授权

2023-07-04 2190 1477K 0

专利信息

申请日期 2025-07-19 申请号 JP2013525117
公开(公告)号 JP5752249B2 公开(公告)日 2015-07-22
公开国别 JP 申请人省市代码 全国
申请人 Beijing Science and Technology Development Co Ltd513042805
简介 An oxynitride luminescent material is provided. The formula of the material is M1-yX4-xZ1+xOxN7-x : Ry, wherein M is one or more kinds of alkali metals, alkaline earth metals, rare earth metals and transition metals, X is at least one kind of Si, Ge, B, Al and includes Si, Z is at least one kind of Al, Ga, In and includes Al, R is at least one kind of illumination center element of Eu, Ce, Tb, Yb, Sm, Pr and Dy, 0<=x<0.5, 0


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