Up-converting Yb3+-Er3+ co-doped amorphous fluoride thin films prepared by pulsed-laser deposition for visible light source

被引:7
作者
Qin, GS [1 ]
Qin, WP
Huang, SH
Wu, CF
Chen, BJ
Lu, SZ
Shulin, E
机构
[1] Chinese Acad Sci, Changchun Inst Opt Fine Mech & Phys, Changchun 130021, Peoples R China
[2] Chinese Acad Sci, Lab Excited States Proc, Changchun 130021, Peoples R China
基金
中国国家自然科学基金;
关键词
thin films; scanning and transmission electron microscopy; luminescence;
D O I
10.1016/S0038-1098(01)00380-5
中图分类号
O469 [凝聚态物理学];
学科分类号
070205 ;
摘要
Yb3+-Er3+ co-doped amorphous Zn0.3Al0.25Pb0.3Li0.1-xYbyErxF2.05+2x+3y films have been prepared by pulsed-laser deposition (PLD). Violet, green, red and ultraviolet (UV) up-conversion emissions were observed under the infrared excitation at 950 nm. In comparison with the up-conversion of the target, the violet and UV emissions are enhanced greatly. The enhancement is attributed to the enrichment of Yb concentration in the sample during PLD. (C) 2001 Published by Elsevier Science Ltd.
引用
收藏
页码:211 / 214
页数:4
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