白光LED用荧光粉的研究进展

被引:56
|
作者
曾琦华 [1 ]
张信果 [2 ]
梁宏斌 [2 ]
龚孟濂 [2 ]
机构
[1] 广东药学院药科学院
[2] 中山大学化学与化学工程学院
关键词
稀土; 荧光粉; 白光LED;
D O I
暂无
中图分类号
O482.31 [发光学];
学科分类号
摘要
综述了国内外白光LED用荧光粉的研究进展。根据目前LED实现白光的两种主流方式:蓝光LED芯片+黄色荧光粉(或+绿色/红色荧光粉)和近紫光LED芯片+红/绿/蓝三基色荧光粉,重点介绍了蓝光芯片激发的黄色,绿色和红色荧光粉以及紫光芯片激发的红色,绿色和蓝色荧光粉。文中并给出了部分具有代表性的荧光粉的激发和发射光谱图。归纳了各种基质材料用于荧光粉的优缺点,对该领域存在的问题及其发展趋势作出了分析和展望。
引用
收藏
页码:8 / 17
页数:10
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