Presentation 1993/4/22
Dependence of very thin oxide quality on silicon water surface orientation,Dependence of electric reliability and structure of oxide film on silicon water surface orientation
Kou Nakamura, Kouichi Matsumoto, Koji Makihara, Kazuma Yamamoto, Jun Takano, Tadahiro Ohmi,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) The Si-SiO_2 interface microroughness and the reliability of very thin gate oxides are studied using Si(100)and Si(111)wafers. For oxides more than 10nm on Si(111),the Si-SiO_2 interface microroughness increases and the dielectric breakdown characteristics of very thin gate oxides are degraded as the oxide gets thicker.The oxide films formed on Si(111)are inferior to those on Si(100)in the reliability of very thin gate oxide under the same level in Si-SiO_2 interface microroughness,and the oxide films formed on Si(111)are different from those on Si(100)in the structure.Silicon wafer surface orientation is one of the most important factors that determine oxide quality.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) SiO_2 / Si wafer surface orientation / interface microroughness / binding energy / reliability
Paper # SDM93-6
Date of Issue

Conference Information
Committee SDM
Conference Date 1993/4/22(1days)
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Paper Information
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) Dependence of very thin oxide quality on silicon water surface orientation,Dependence of electric reliability and structure of oxide film on silicon water surface orientation
Sub Title (in English)
Keyword(1) SiO_2
Keyword(2) Si wafer surface orientation
Keyword(3) interface microroughness
Keyword(4) binding energy
Keyword(5) reliability
1st Author's Name Kou Nakamura
1st Author's Affiliation Department of Electric Engineering,Faculty of Engineering,Tohoku University()
2nd Author's Name Kouichi Matsumoto
2nd Author's Affiliation Department of Electric Engineering,Faculty of Engineering,Tohoku University
3rd Author's Name Koji Makihara
3rd Author's Affiliation Department of Electric Engineering,Faculty of Engineering,Tohoku University
4th Author's Name Kazuma Yamamoto
4th Author's Affiliation Department of Electric Engineering,Faculty of Engineering,Tohoku University
5th Author's Name Jun Takano
5th Author's Affiliation Department of Electric Engineering,Faculty of Engineering,Tohoku University
6th Author's Name Tadahiro Ohmi
6th Author's Affiliation Department of Electric Engineering,Faculty of Engineering,Tohoku University
Date 1993/4/22
Paper # SDM93-6
Volume (vol) vol.93
Number (no) 7
Page pp.pp.-
#Pages 6
Date of Issue