Optical properties of the ZnSe1-xTex epilayers grown by molecular beam epitaxy

被引:42
作者
Yang, CS
Hong, DY
Lin, CY
Chou, WC [1 ]
Ro, CS
Uen, WY
Lan, WH
Tu, SL
机构
[1] Chung Yuan Christian Univ, Dept Phys, Chungli 32023, Taiwan
[2] Chung Yuan Christian Univ, Dept Elect Engn, Chungli 32023, Taiwan
[3] Chung Shan Inst Sci & Technol, Mat R&D Ctr, Tao Yuan, Taiwan
关键词
D O I
10.1063/1.367015
中图分类号
O59 [应用物理学];
学科分类号
摘要
ZnSe1-xTex epilayers were grown on a GaAs (001) substrate with 0 degrees, 3 degrees, 10 degrees, and 15 degrees tilts toward [110] by molecular beam epitaxy. The energy gap was found to increase with the substrate tilt angle. In addition, a Te-bound exciton and an exciton bound to the Te cluster in the photoluminescence spectra have been identified. The threshold temperature for the observation of the Te-bound exciton in the photoluminescence spectrum of ZnSe1-xTex epilayers was found to increase with the Te concentration. (C) 1998 American Institute of Physics.
引用
收藏
页码:2555 / 2559
页数:5
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