共 21 条
Synthesis of gallium nitride nanowires with uniform [001] growth direction
被引:21
作者:
Bae, SY
Seo, HW
Han, DS
Park, MS
Jang, WS
Na, CW
Park, J
Park, CS
机构:
[1] Korea Univ, Dept Chem, Jochiwon 339700, South Korea
[2] Korea Basic Sci Inst, Seoul 136701, South Korea
关键词:
crystal structure;
x-ray diffraction;
chemical vapor deposition processes;
single crystal growth;
semiconducting III-V materials;
light emitting diodes;
D O I:
10.1016/S0022-0248(03)01562-8
中图分类号:
O7 [晶体学];
学科分类号:
0702 ;
070205 ;
0703 ;
080501 ;
摘要:
We report synthesis of wurtzite structured gallium nitride nanowires via a chemical vapor deposition of gallium, gallium nitride, and boron oxide mixture under ammonia atmosphere. All nanowires exhibit the same [001] growth direction. The majority of nanowires are extremely thin and long; the diameter is 5-10 nm and the length is 40-50 mum. The larger diameter nanowires exhibit a zigzag configuration with amorphous boron outerlayers. X-ray diffraction and Raman spectroscopy reveal no significant strains inside the nanowires. (C) 2003 Elsevier B.V. All rights reserved.
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页码:296 / 301
页数:6
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