| 申请日期 | 2025-06-29 | 申请号 | JP2014089458 |
| 公开（公告）号 | JP2015209433A | 公开（公告）日 | 2015-11-24 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | NICHIA CHEM IND LTD | ||
| 简介 | PROBLEM TO BE SOLVED : To improve light emission efficiency and light emission luminance of an europium-activated yttrium oxide phosphor.
SOLUTION : There is provided an yttrium oxide phosphor represented by general formula (Y1-x-yLnxEuy)2O3, where Ln is a rare earth element except Y and Eu and 0≤x<1 and 0 | ||
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