Emission characteristics of inorganic/organic hybrid white-light phosphor

被引:35
作者
Lee, KM
Cheah, KW [1 ]
An, BL
Gong, ML
Liu, YL
机构
[1] Hong Kong Baptist Univ, Dept Phys, Kowloon Tong, Hong Kong, Peoples R China
[2] Sun Yat Sen Univ, Sch Chem & Chem Engn, Guangzhou, Peoples R China
[3] Jinan Univ, Dept Chem, Guangzhou, Peoples R China
来源
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING | 2005年 / 80卷 / 02期
关键词
D O I
10.1007/s00339-003-2217-2
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A white-light light-emitting diode (LED) was successfully fabricated by convening near-UV LED emission (390-420 nm) with a new inorganic/organic hybrid phosphor. This new white-light phosphor consisted of three fluorescence materials; two strontium aluminates based with lanthanide oxides, SrAl2O4:Eu2+ (for green (520 nm) emission) and Sr4Al14O25:Eu2+ (for blue (490 nm) emission) and a new organic Eu metal complex, Eu(BTFA)(3)phen (for red (614 nm) emission). These materials have good absorption in the 300-500-nm range and have high quantum efficiencies (4.7%-24.5%). The white phosphor has a CIE value of (0.321, 0.365).
引用
收藏
页码:337 / 339
页数:3
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