申请日期 | 2025-07-12 | 申请号 | JP2009063609 |
公开(公告)号 | JP2010215772A | 公开(公告)日 | 2010-09-30 |
公开国别 | JP | 申请人省市代码 | 全国 |
申请人 | NEC LIGHTING LTD; UNIV TOHOKU | ||
简介 | PROBLEM TO BE SOLVED : To provide a fluorescent body capable of generating fluorescence at high light-emission intensity without containing an expensive and rare earth element, and to provide a fluorescent lamp using the fluorescent body, both at low cost.SOLUTION : The fluorescent body is represented by formula : CaxSnl-yTiySizOr (wherein x is a number satisfying 0.8≤x≤1.2, y is a number satisfying 0.01 |
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