PHOTOLUMINESCENCE TRIGONAL SELENIUM SINGLE CRYSTALS

被引:16
作者
ZETSCHE, H
FISCHER, R
机构
关键词
D O I
10.1016/0022-3697(69)90205-4
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Photoluminescence of trigonal Se single crystals has been investigated in the temperature range from 2° to 50°K. Between 1.80 and 1.86 eV seven lines are found, most of them with a phonon satellite. The associated phonon energy is 28.5 meV. The relative intensities of the lines depend strongly and non-monotonically on temperature. An interpretation of the luminescence is attempted, using a model with five levels within the band gap. © 1969.
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页码:1425 / &
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