| 申请日期 | 2025-07-08 | 申请号 | JP2007002688 |
| 公开（公告）号 | JP5170502B2 | 公开（公告）日 | 2013-03-27 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | Tohoku University504157024; Suterakemifa Ltd162847 | ||
| 简介 | PROBLEM TO BE SOLVED : To realize an up-conversion material having high luminous efficiency in a not extremely low temperature region (0°C or above) and having a uniform composition in the plane by a fluoride bulk single crystal. ŽSOLUTION : The fluoride bulk single crystal for up-conversion is expressed by MxYbyCa(1-x-y)F2+x+y. But the oxygen concentration in the crystal is not more than 1, 000 wt.ppm and further x is 0.0100COPYRIGHT : (C)2008, JPO&INPIT Ž | ||
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