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LIGHT EMITTING DIODE (LED) RED FLUORESCENT MATERIAL AND LIGHTING DEVICE HAVING THE SAME 发明申请

2023-04-16 4680 720K 0

专利信息

申请日期 2025-09-17 申请号 US14352578
公开(公告)号 US20140246693A1 公开(公告)日 2014-09-04
公开国别 US 申请人省市代码 全国
申请人 Huaqiang He; Yuanhong Liu; Ronghui Liu; Yunsheng Hu; Tao He
简介 Provided are a Light Emitting Diode (LED) red fluorescent material and a lighting device having the same. The florescent material consists of elements M, A, D, X, L and Z, wherein element M at least contains one or more than one element of Be, Mg, Ca, Sr, Ba and Zn; element A at least contains one or more than one element of B, Al, Ga, In, La, Gd, Lu, Sc and Y; element D at least contains one or more than one element of Si, Ge, C, Sn, Ti, Zr and Hf; element X at least contains one or more than one element of N, O and F; element L at least contains one or more than one element of S, Se and Te; and element Z at least contains one or more than one element of a rare earth element or a transition-metal element.


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