发明授权
US07642708B2 Tri-color white light led lamp 有权
三色白光led灯

Tri-color white light led lamp
摘要:
The invention relates to a tri-color lamp for generating white light comprising a phosphor composition comprising a phosphor of general formula (Ba1−x−y−z−SrxCay)2SiO4:Euz, wherein 0≦x≦1, 0≦y≦1 and 0
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