Presentation 1998/7/21
Formation of insulating film on GaAs using magnetically excited plasma
Satoshi Wada, Keisuke Kanazawa, Nariaki Okamoto, Hideaki Ikoma,
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Abstract(in English) GaAs was nitrided using short-haul helicon-wave excited N_2+Ar plasma for the purpose of growing thin interfacial layer. X-ray photoelectron spectroscopic measurements were performed. Thermal stability, elapsed time stability were also investigated. Barrier height of Schottky junction on non-treated GaAs is obviously decreased after post thermal annealing at 250℃, while barrier height of Schottky diode on the GaAs substrate treated by helicon-wave excited plasma didn't decrease after post annealing at about 500℃. After three months exposure to air, I-V characteristics were almost unchanged. Therefore N_2+Ar plasma treatment is probably effective for surface passivation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) GaAs / helicon-wave excited plasma / nitridation / X-ray photoelectron spectroscopy / barrier height / surface passivation
Paper # ED98-81
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Committee ED
Conference Date 1998/7/21(1days)
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Registration To Electron Devices (ED)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Formation of insulating film on GaAs using magnetically excited plasma
Sub Title (in English)
Keyword(1) GaAs
Keyword(2) helicon-wave excited plasma
Keyword(3) nitridation
Keyword(4) X-ray photoelectron spectroscopy
Keyword(5) barrier height
Keyword(6) surface passivation
1st Author's Name Satoshi Wada
1st Author's Affiliation Department of Electrical Engineering, Faculty of Science and Technology, Science University of Tokyo()
2nd Author's Name Keisuke Kanazawa
2nd Author's Affiliation Department of Electrical Engineering, Faculty of Science and Technology, Science University of Tokyo
3rd Author's Name Nariaki Okamoto
3rd Author's Affiliation Department of Electrical Engineering, Faculty of Science and Technology, Science University of Tokyo
4th Author's Name Hideaki Ikoma
4th Author's Affiliation Department of Electrical Engineering, Faculty of Science and Technology, Science University of Tokyo
Date 1998/7/21
Paper # ED98-81
Volume (vol) vol.98
Number (no) 184
Page pp.pp.-
#Pages 6
Date of Issue