RED-TO-BLUE UP-CONVERSION SPECTROSCOPY OF TM3+ IN SRF2, CAF2, BAF2 AND CDF2

被引:14
作者
JOUART, JP
BOUFFARD, M
KLEIN, G
MARY, G
机构
[1] GRSM, Laboratoire d'Energétique et d'Optique, Université de Reims, 51062 Reims Cedex
关键词
D O I
10.1016/0022-2313(94)90102-3
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
A spectroscopic study of the blue emission from different Tm3+ centres of SrF2, CaF2, BaF2 and CdF2 crystals for CW red excitation by a single dye laser is presented. Our observations suggest that the cubic Tm3+ centres are excited by an avalanche process rather than by a sequential two-photon process.
引用
收藏
页码:93 / 96
页数:4
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