| 申请日期 | 2026-03-03 | 申请号 | JP2004070693 |
| 公开（公告）号 | JP2005255885A | 公开（公告）日 | 2005-09-22 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | NAT INST FOR MATERIALS SCIENCE | ||
| 简介 | PROBLEM TO BE SOLVED : To provide a phosphor finer in particle size than a conventional, rare-earth-activated nitride, oxynitride or sialon phosphor, excellent in powder operability, and high in luminance. SOLUTION : A phosphor powder containing an optically active element (M) as a luminescent center ingredient in the crystal of an inorganic compound that is a nitride, oxynitride or sialon is subjected to washing treatment in a solution containing an acid. | ||
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