EXCITONIC STATES IN HYDROGENATED AMORPHOUS-SILICON

被引:4
作者
STUTZMANN, M
BRANDT, MS
机构
[1] Max-Planck-Institut für Festkörperforschung, W-7000 Stuttgart 80
关键词
D O I
10.1016/S0022-3093(05)80523-X
中图分类号
TQ174 [陶瓷工业]; TB3 [工程材料学];
学科分类号
0805 ; 080502 ;
摘要
Experimental evidence for the existence of excitonic states in hydrogenated amorphous silicon is reviewed. It is shown that weakly coupled electron-hole pairs can be observed in spin-dependent recombination experiments up to room temperature. Details of the electron-hole interaction are discussed, and the role of excitonic states in the light-induced creation of metastable defects in amorphous silicon is examined.
引用
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页码:97 / 105
页数:9
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