| 申请日期 | 2025-08-26 | 申请号 | EP13785211 |
| 公开（公告）号 | EP2774967B1 | 公开（公告）日 | 2017-09-06 |
| 公开国别 | EP | 申请人省市代码 | 全国 |
| 申请人 | National Institute for Materials Science | ||
| 简介 | A UV photoexcited red light-emitting material comprising a fluoride single crystal represented by the chemical formula : M 1-x RE x F 2+x-w , wherein M is at least one metal element belonging to Group 2 of the Periodic Table selected from the group consisting of Be, Mg, Ca, Sr, and Ba, RE is a rare earth element, and the relationships : 0 < x ‰¤0.4 and 0 ‰¤ w ‰¤ 0.5 are satisfied. | ||
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