申请日期 | 2025-06-24 | 申请号 | JP2003382765 |
公开(公告)号 | JP2005146052A | 公开(公告)日 | 2005-06-09 |
公开国别 | JP | 申请人省市代码 | 全国 |
申请人 | NICHIA KAGAKU KOGYO KK; MATSUSHITA TOSHIBA PICTURE | ||
简介 | PROBLEM TO BE SOLVED : To obtain a green-light-emitting yttrium silicate phosphor having improved temperature properties and duration of life and a cathode-ray tube using the same.
SOLUTION : In the green-light-emitting yttrium silicate phosphor represented by the formula (Y, Sc, Tb)2SiO5, the molar ratio of Sc element to the whole rare earth elements contained in the phosphor satisfies a range of 0.045 |
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