SrGa2S4:: RE phosphors for full colour electroluminescent displays

被引:42
作者
Benalloul, P [1 ]
Barthou, C [1 ]
Benoit, J [1 ]
机构
[1] Univ Paris 06, Lab Opt Solides, CNRS, Unite Associee 781, F-75252 Paris 05, France
关键词
electroluminescence; thin films; ternary compounds; rare earth; phosphors;
D O I
10.1016/S0925-8388(98)00422-8
中图分类号
O64 [物理化学(理论化学)、化学物理学];
学科分类号
070304 ; 081704 ;
摘要
Ternary thiogallate sulphides doped with rare-earth ions fulfill the electrical and optical requirements for thin film electroluminescent phosphore. These materials represent a breakthrough in the achievement of full colour EL displays. SrGa2S4 provides a deep blue emission when doped with Ce3+ and a saturated green with Eu2+. Some luminescent properties of Ce3+ and Eu2+ in SrGa2S4 compounds are reviewed and the various techniques used to prepare thin films of this ternary compound are presented. The behaviour and performances of EL devices are discussed. (C) 1998 Elsevier Science S.A.
引用
收藏
页码:709 / 715
页数:7
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