REDUCTION OF A HIGHLY-RESISTIVE LAYER AT AN INTERRUPTED-INTERFACE OF GaAs GROWN BY MBE.

被引:0
|
作者
Iimura, Yasufumi [1 ]
Takasugi, Hidetoshi [1 ]
Kawabe, Mitsuo [1 ]
机构
[1] Univ of Tsukuba, Inst of Materials, Science, Sakura, Jpn, Univ of Tsukuba, Inst of Materials Science, Sakura, Jpn
来源
Japanese Journal of Applied Physics, Part 1: Regular Papers & Short Notes | 1986年 / 25卷 / 01期
关键词
GALLIUM AND ALLOYS - Desorption - MOLECULAR BEAM EPITAXY;
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摘要
The desorption of Ga atoms from GaAs films at high substrate temperatures was utilized as an etch-back method for the reduction of highly-resistive layers formed around growth-interrupted interfaces in Si-doped GaAs. The mechanism of the reduction of the highly-resistive layer was studied by a C-V carrier profiling technique, secondary-ion mass spectroscopy and deep-level transient spectroscopy, and was clarified as being due to compensation by Si atoms accumulated on the GaAs surface during the thermal etching procedure.
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页码:95 / 98
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