Controlled III–V semiconductor cluster nucleation and epitaxial growth via electron‐beam lithography
作者:
J. W. Sleight,
R. E. Welser,
L. J. Guido,
M. Amman,
M. A. Reed,
期刊:
Applied Physics Letters
(AIP Available online 1995)
卷期:
Volume 66,
issue 11
页码: 1343-1345
ISSN:0003-6951
年代: 1995
DOI:10.1063/1.113195
出版商: AIP
数据来源: AIP
摘要:
Controlled registration of InAs clusters and selective‐area growth of InAs thin films on GaAs substrates is achieved via a combined high dose electron beam lithography/metalorganic chemical vapor deposition technique. Auger electron spectroscopy and secondary electron microscopy measurements show that growth inhibition is not a consequence of native oxide masking or processing related surface contamination, but instead is attributable to modification of the GaAs surface energy. This phenomenon is observed for a wide range of lithographic patterns and growth conditions on both (100) and (111)B orientedn‐type and semi‐insulating GaAs substrates. ©1995 American Institute of Physics.
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