Presentation 1996/4/25
Cleaning of Silicon Surfaces by NF_3-Added Hydrogen and Water-Vapor Plasma Downstream Treatment
Mitsuaki Nagasaka, Jun Kikuchi, Shuizo Fujimura, Hiroshi Yano, Yasuhiro Horiike,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Native oxide was removed from silicon surfaces by NF_3-added hydrogen and water-vapor plasma downstream treatment. It took 45 s to remove native oxide from a 6-inch silicon wafer. Fourier transform infrared attenuated total reflection (FT-IR ATR) measurement revealed that the surface roughness after the downstream treatment was the same as that after wet cleaning with 27% HF solution. A silicon epitaxial layer was grown on the surface cleaned by the downstream treatment. Although process temperature was as low as 100℃, the present downstream treatment induced the same effect as in situ hydrogen annealing.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) silicon surface / dry cleaning / native oxide removal / hydrogen termination / FT-IR ATR / XPS / particle / silicon epitaxy
Paper # ED-96-9,SDM-96-9
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Committee ED
Conference Date 1996/4/25(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) Cleaning of Silicon Surfaces by NF_3-Added Hydrogen and Water-Vapor Plasma Downstream Treatment
Sub Title (in English)
Keyword(1) silicon surface
Keyword(2) dry cleaning
Keyword(3) native oxide removal
Keyword(4) hydrogen termination
Keyword(5) FT-IR ATR
Keyword(6) XPS
Keyword(7) particle
Keyword(8) silicon epitaxy
1st Author's Name Mitsuaki Nagasaka
1st Author's Affiliation Manufacturing Technology Division, Fujitsu Ltd.()
2nd Author's Name Jun Kikuchi
2nd Author's Affiliation Process Development Division, Fujitsu Ltd.
3rd Author's Name Shuizo Fujimura
3rd Author's Affiliation Process Development Division, Fujitsu Ltd.
4th Author's Name Hiroshi Yano
4th Author's Affiliation Manufacturing Technology Division, Fujitsu Ltd.
5th Author's Name Yasuhiro Horiike
5th Author's Affiliation Department of Electrical and Electronics Engineering, Toyo University
Date 1996/4/25
Paper # ED-96-9,SDM-96-9
Volume (vol) vol.96
Number (no) 18
Page pp.pp.-
#Pages 6
Date of Issue