Red, green, and blue Eu2+ luminescence in solid-state borates: A structure-property relationship

被引:87
作者
Diaz, A [1 ]
Keszler, DA [1 ]
机构
[1] OREGON STATE UNIV,CTR ADV MAT RES,CORVALLIS,OR 97331
关键词
optical materials; oxides; luminescence; optical properties;
D O I
10.1016/0025-5408(95)00182-4
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
The structures and luminescent properties of a series of EU(2+) doped Ba and Sr berates have been investigated. From this study, a simple structural relationship is established that distinguishes violet and blue emitting compounds from those that emit at longer wavelengths (> 500 nm). In this model, emphasis is placed on the coordination environments of the O atoms. Berates containing O atoms highly coordinated by heavy alkaline-earth metal atoms produce longer wavelength Eu2+ emission.
引用
收藏
页码:147 / 151
页数:5
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