| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a fluorophor enabling emitting white-color light through combination with a blue-color light-emitting diode or purple-color light-emitting diode. <P>SOLUTION: The oxynitride-based fluorophor is composed of a substance of the general formula 2: MO-Si<SB>3</SB>N<SB>4</SB>( wherein, M is one or more metal element selected from Be, Mg, Ca, Sr and Ba ) wherein part of M is substituted with Eu. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
