LASER IRRADIATION DURING MBE GROWTH OF ZNSXSE1-X - A NEW GROWTH PARAMETER

被引:28
作者
MATSUMURA, N
FUKADA, T
SARAIE, J
机构
[1] Department of Electronics and Information Science, Faculty of Engineering and Design, Kyoto Institute of Technology, Matsugasaki, Kyoto
关键词
Epilayers; -; Excitons;
D O I
10.1016/0022-0248(90)90937-G
中图分类号
O7 [晶体学];
学科分类号
0702 ; 070205 ; 0703 ; 080501 ;
摘要
The effects of light irradiation of a He-Cd laser (441.6 nm) on MBE growth of ZnSxSe1-x (x=0-0.13) were studied. The growth rates of the epilayers were reduced and the photo-desorption rate constanSts of Zn, Se and S were obtained. In the photoluminescence spectra at 11 K, the intensities of the free exciton emission increased, and thus the crystallinity of the epilayers was found to be improved. The behavior of surface adatoms on the growing surface under laser irradiation is discussed. © 1989.
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页码:61 / 66
页数:6
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