Thick InGaN Growth by Metal Organic Vapor Phase Epitaxy with Sputtered InGaN Buffer Layer

被引:14
作者
Ohata, Toshiya [1 ]
Honda, Yoshio [1 ]
Yamaguchi, Masahito [1 ]
Amano, Hiroshi [1 ]
机构
[1] Nagoya Univ, Akasaki Res Ctr, Dept Elect Engn & Comp Sci, Nagoya, Aichi 4648603, Japan
关键词
GAN; SAPPHIRE;
D O I
10.7567/JJAP.52.08JB11
中图分类号
O59 [应用物理学];
学科分类号
摘要
A thick InGaN film was grown on a sapphire substrate by metal organic vapor phase epitaxy using a thin buffer layer of sputter-deposited InGaN. A thick film of highly luminescent In0.2Ga0.8N can be successfully grown at a rate as high as 2 mu m/h. The crystal quality of InGaN grown on the sputter-deposited InGaN buffer layer was better than that of InGaN grown directly on the sapphire substrate. The sample showed n-type conduction with a carrier concentration and mobility of 5 x 10(18) cm(-3) and 3 cm(2)/(V.s), respectively. (C) 2013 The Japan Society of Applied Physics
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页数:3
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