RARE-EARTH-DOPED TRANSPARENT YTTRIUM SILICATE THIN-FILM PHOSPHORS FOR COLOR DISPLAYS

被引:35
作者
OUYANG, X [1 ]
KITAI, AH [1 ]
SIEGELE, R [1 ]
机构
[1] MCMASTER UNIV,ACCELERATOR LAB,HAMILTON,ON L8S 4L7,CANADA
关键词
LUMINESCENCE; OPTICAL PROPERTIES; OXIDES; SPUTTERING;
D O I
10.1016/0040-6090(94)06255-J
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We report the preparation and cathodoluminescent properties of rare-earth-doped Y2O3-SiO2 thin films. The thin films were prepared by magnetron sputtering. By doping with Eu3+, Tb3+ and Ce3+, most as-deposited amorphous thin films show luminescence. High temperature annealing above 800 degrees C increases the luminescence intensity 5-10 times. This reveals that the crystal field is dominated by the nearest atomic neighbours. The primary colours needed for a full-colour display can be realized by doping with Eu3+, Tb3+ and Ce3+.
引用
收藏
页码:268 / 272
页数:5
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