FREE-CARRIER RADIATION PEAK IN GAAS DUE TO VALENCE-BAND MAXIMA ARISING FROM TERMS LINEAR IN K

被引:5
作者
GILLEO, MA
BAILEY, PT
机构
[1] Monsanto Company, Saint Louis
来源
PHYSICAL REVIEW | 1969年 / 187卷 / 03期
关键词
D O I
10.1103/PhysRev.187.1181
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
A new peak has been observed 0.4 meV above the direct band-to-band-transition radiation at 1.5202 eV in the 1.4a°K photoluminescence spectrum of high-purity epitaxial GaAs. This new peak is attributed to the recombination of free electrons of nonzero k with free holes in the linear-k valence-band maxima, which are estimated to be a3×105 cm-1 away from and a1×10-4 eV above the k=0 maximum. © 1969 The American Physical Society.
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页码:1181 / &
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