Presentation 2003/5/8
Growth and electronic properties of thick CdTe layers grown on GaAs by MOVPE
Yutaro Nakanishi, Kei Uchida, Takashi Mabuchi, Yasutoshi Kusama, Yasunori Agata, Madan Niraula, Kazuhito Yasuda,
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Abstract(in English) X- and γ-ray detectors using thick CdTe layers grown by MOVPE have been studied. Heterojunction-diodes fabricated with thick CdTe/n^+-GaAs showed excellent V-I characteristics. Good responses for x-and γ-ray were also suggested. Further improvements in detectivities were expected when Ga out-diffusion from the GaAs substrates into the grown CdTe layers was decreased. To this purpose, use of GaAs/Si substrates and formation of ZnTe buffer layers between GaAs and CdTe layers were studied. The decreases of Ga out-diffusion were confirmed in both of the case.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) MOVPE / X- and γ-ray detector / ZnTe buffer layer / thick CdTe layers / GaAs / Ga diffusion / electronic properties
Paper # ED2003-31,CPM2003-30,SDM2003-31
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Conference Information
Committee CPM
Conference Date 2003/5/8(1days)
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Registration To Component Parts and Materials (CPM)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Growth and electronic properties of thick CdTe layers grown on GaAs by MOVPE
Sub Title (in English)
Keyword(1) MOVPE
Keyword(2) X- and γ-ray detector
Keyword(3) ZnTe buffer layer
Keyword(4) thick CdTe layers
Keyword(5) GaAs
Keyword(6) Ga diffusion
Keyword(7) electronic properties
1st Author's Name Yutaro Nakanishi
1st Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology()
2nd Author's Name Kei Uchida
2nd Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology
3rd Author's Name Takashi Mabuchi
3rd Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology
4th Author's Name Yasutoshi Kusama
4th Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology
5th Author's Name Yasunori Agata
5th Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology
6th Author's Name Madan Niraula
6th Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology
7th Author's Name Kazuhito Yasuda
7th Author's Affiliation Department of Electrical and Computer Engineering, Nagoya Institute of Technology
Date 2003/5/8
Paper # ED2003-31,CPM2003-30,SDM2003-31
Volume (vol) vol.103
Number (no) 48
Page pp.pp.-
#Pages 5
Date of Issue