Presentation 2012-05-17
Improvement in crystalline quality of GaAsN alloy by high temperature growth
Futoshi FUKAMI, Noriyuki URAKAMI, Hiroto SEKIGUCHI, Hiroshi OKADA, Akihiro WAKAHARA,
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Abstract(in English) GaAsN alloys are one of the attractive candidates for the active layers of the luminescence devices on Si. Compared with GaAsN grown at 460℃, localization energy in GaAsN grown at 600℃ decrease about 2/3. The low energy tail from GaAsN grown at 600℃ is smaller than the one from the sample grown at 460℃. These results indicate that potential fluctuations are reduced and carrier localization can be suppressed by high temperature growth. Thermal quenching of Photoluminescence integral intensity for the samples grown at 600℃ is decrease compared to those of grown at 460℃. This result suggests that point defects are inhibited by high growth temperature.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) OEIC / GaAsN / Molecular beam epitaxy / III-V-N alloy
Paper # ED2012-18,CPM2012-2,SDM2012-20
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Conference Information
Committee SDM
Conference Date 2012/5/10(1days)
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Registration To Silicon Device and Materials (SDM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Improvement in crystalline quality of GaAsN alloy by high temperature growth
Sub Title (in English)
Keyword(1) OEIC
Keyword(2) GaAsN
Keyword(3) Molecular beam epitaxy
Keyword(4) III-V-N alloy
1st Author's Name Futoshi FUKAMI
1st Author's Affiliation Department of Electrical and Electronic Information Engineering, Toyohashi technology of University()
2nd Author's Name Noriyuki URAKAMI
2nd Author's Affiliation Department of Electrical and Electronic Information Engineering, Toyohashi technology of University
3rd Author's Name Hiroto SEKIGUCHI
3rd Author's Affiliation Department of Electrical and Electronic Information Engineering, Toyohashi technology of University
4th Author's Name Hiroshi OKADA
4th Author's Affiliation Electronics-Inspired Interdisciplinary Research Institute (EIIRIS), Toyohashi technology of University
5th Author's Name Akihiro WAKAHARA
5th Author's Affiliation Department of Electrical and Electronic Information Engineering, Toyohashi technology of University
Date 2012-05-17
Paper # ED2012-18,CPM2012-2,SDM2012-20
Volume (vol) vol.112
Number (no) 34
Page pp.pp.-
#Pages 4
Date of Issue