PHOTOCONDUCTIVITY AND LIGHT-INDUCED ABSORPTION IN KNBO3-FE

被引:47
作者
HOLTMANN, L
BUSE, K
KUPER, G
GROLL, A
HESSE, H
KRATZIG, E
机构
[1] FB Physik, Universität Osnabrück, Osnabrück
来源
APPLIED PHYSICS A-MATERIALS SCIENCE & PROCESSING | 1991年 / 53卷 / 01期
关键词
D O I
10.1007/BF00323439
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
Measurements of photoconductivity and light-induced absorption in KNbO3:Fe are performed at different light intensities and crystal temperatures. The results are interpreted in terms of a two-center charge transport model. Different model parameters may be evaluated from the experimental data. A complete set of parameters is suggested explaining the dependences of photoconductivity and light-induced absorption on light intensity and temperature for the KNbO3:Fe crystal investigated.
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页码:81 / 86
页数:6
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