Growth and characterization of GaGdN and AlGdN on SiC by RF-MBE

被引:10
作者
Teraguchi, N
Suzuki, A
Nanishi, Y
机构
[1] Sharp Co Ltd, Adv Technol Res Labs, Tenri, Nara 6328567, Japan
[2] Ritsumeikan Univ, Dept Photon, Shiga 5258577, Japan
来源
SILICON CARBIDE AND RELATED MATERIALS 2001, PTS 1 AND 2, PROCEEDINGS | 2002年 / 389-3卷
关键词
AlGaN; GaGdN; RF-MBE; SiC;
D O I
10.4028/www.scientific.net/MSF.389-393.1477
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
We have successfully grown GaGdN and AlGdN alloy semiconductors by RF plasma-assisted molecular beam epitaxy (RF-MBE) for the first time. Those are epitaxially grown on (0001) 6H-SiC substrates. The strained lattice constants for the a-axis and the c-axis of wurtzite structure of GdN are estimated to be 0.348nm and 0.549nm, respectively. The band-edge emission wavelength of Ga0.94Gd0.06N measured by room temperature cathodoluminescence (CL) is 370nm, which is slightly longer than that of GaN (363nm). A Gd3(+) related emission is also observed at 645nm in the CL spectra. In the CL spectra of AlGdN, a strong and sharp emission located at 317nm is observed.
引用
收藏
页码:1477 / 1480
页数:4
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