Presentation 1993/7/26
Radiation Induced Structure Changes in Thermally Grown Silicon Dioxide Film
Yoshihiro Sugita, Yasuo Nara, Kei Horiuchi, Takashi Ito,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) The high energy photons(>1OOeV)or eletron beam break Si-O bonds and cause large lattice relaxation in SiO_2 film.To minimize the degradation of SiO_2 films during electron beam and, or X-ray lithography,the effects of radiation were examined.The dependence of the breaking of Si-O bonds on the radiation dose and relationship between the decrease in the number of Si-O bonds and oxygen vacancy defect(E′ center)were studied using IR absrption an d ESR techniqu.The Si-O bond broken is propotional to the quater- root of the radiation dose.The density of E′ center is 1/260 times of that of broken bonds.The irradiated SiO_2 film consists of an oxygen deficient Si-O network and the displaced oxygen.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) IR / ESR / radiation damage / silicon dioxide / X-ray lithography / electron lithography
Paper # SDM93-60
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Conference Information
Committee SDM
Conference Date 1993/7/26(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) Radiation Induced Structure Changes in Thermally Grown Silicon Dioxide Film
Sub Title (in English)
Keyword(1) IR
Keyword(2) ESR
Keyword(3) radiation damage
Keyword(4) silicon dioxide
Keyword(5) X-ray lithography
Keyword(6) electron lithography
1st Author's Name Yoshihiro Sugita
1st Author's Affiliation Fujitsu Laboratories Ltd.()
2nd Author's Name Yasuo Nara
2nd Author's Affiliation Fujitsu Laboratories Ltd.
3rd Author's Name Kei Horiuchi
3rd Author's Affiliation Fujitsu Laboratories Ltd.
4th Author's Name Takashi Ito
4th Author's Affiliation Fujitsu Laboratories Ltd.
Date 1993/7/26
Paper # SDM93-60
Volume (vol) vol.93
Number (no) 172
Page pp.pp.-
#Pages 7
Date of Issue