申请日期 | 2025-06-30 | 申请号 | JP2003319132 |
公开(公告)号 | JP2005082770A | 公开(公告)日 | 2005-03-31 |
公开国别 | JP | 申请人省市代码 | 全国 |
申请人 | NEMOTO TOKUSHU KAGAKU KK | ||
简介 | PROBLEM TO BE SOLVED : To provide a small particle rare earth oxide sulfide phosphor having high infrared conversion efficiency. SOLUTION : The phosphor is expressed by the general formula : (Ln1-x-yYbxEry)2O2S (wherein Ln expresses at least one element selected from Y, Gd and La; x satisfies 0.02≤x≤0.2; y satisfies 0.02≤y≤0.2) and contains 0.001-0.5 wt.% boron B. |
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