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YGG:Cr3+晶体的光谱特性
引用本文:高文斌,陈俊德,杨石军,叶丽丽,鲁士平,文根旺.YGG:Cr3+晶体的光谱特性[J].物理学报,1987,36(5):584-590.
作者姓名:高文斌  陈俊德  杨石军  叶丽丽  鲁士平  文根旺
作者单位:(1)中国科学院安徽光学精密机械研究所,合肥; (2)中国科学院安徽光学精密机械研究所,合肥杭州电子工业学院; (3)中国科学院安徽光学精密机械研究所,合肥湖南师范大学物理系
摘    要:本文通过实验研究了YGG:Cr3+晶体的光谱特性,报道了室温下的吸收谱,10,133,300K的荧光谱,以及荧光寿命、无辐射跃迁几率、辐射量子效率与温度之间的依赖关系。从吸收谱及荧光谱中确定在C3i(S6)低对称场微扰下,Cr3+离子在基质YGG中2T1能级分裂的子能级及基态+A22E零声子跃迁R线的位置。 关键词

收稿时间:1985-09-10

A STUDY OF THE SPECTRAL CHARACTERISTICS OF YGG:Cr3+ CRYSTAL
GAO WEN-BIN,CHEN JUN-DE,YANG SHI-JUN,YE LI-LI,LU SHI-PING and WEN GEN-WANG.A STUDY OF THE SPECTRAL CHARACTERISTICS OF YGG:Cr3+ CRYSTAL[J].Acta Physica Sinica,1987,36(5):584-590.
Authors:GAO WEN-BIN  CHEN JUN-DE  YANG SHI-JUN  YE LI-LI  LU SHI-PING and WEN GEN-WANG
Abstract:The spectral characteristics of YGG:Cr3+ crystal was investigated experimentally. The absorption spectrum at 300 K and the fluorescence spectrum at 10 K, 133 K, and 300 K are presented. The fluorescence life time, nonradiative transition propability and radiative quantum efficiency as the function of temperature are also presented. Based on the absorption spectrum and the fluorescence spectrum, with the perturbation of C3iS6 low symmetry field, the individual sub-staes resulting from the splitting of Cr3+ 2T1 state in the YGG host, and the location of R line due to 24A2→E zero phonon transition are determined.
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