Presentation 2003/6/20
ESR observation of interface defects between Si and gate insulator as well as of film defects in gate insulators
Satoshi YAMASAKI, Wataru FUTAKO, Norikazu MIZUOCHI,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) Information about the interface defect between Si and SiO_2, and about the defect of HfO, film, high-k materials, has been obtained by electron spin resonance (ESR). It has been clarified that almost the same number of interface defects as a bulk SiO_2 case is created by Si oxidation with a couple of layers. It suggests that the interface defects are not created by macroscopic stress, but by the microscopic chemical reaction of Si oxidation. Defects in HfO_2 films have been first detected by ESR. It is suggested that large number of defect states exists in high-k materials.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) high-k / SiO_2 / electron spin resonance / defect
Paper # SDM2003-69
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Conference Information
Committee SDM
Conference Date 2003/6/20(1days)
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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) ESR observation of interface defects between Si and gate insulator as well as of film defects in gate insulators
Sub Title (in English)
Keyword(1) high-k
Keyword(2) SiO_2
Keyword(3) electron spin resonance
Keyword(4) defect
1st Author's Name Satoshi YAMASAKI
1st Author's Affiliation Diamond Research Center, AIST()
2nd Author's Name Wataru FUTAKO
2nd Author's Affiliation Diamond Research Center, AIST
3rd Author's Name Norikazu MIZUOCHI
3rd Author's Affiliation Diamond Research Center, AIST : Tsukuba University
Date 2003/6/20
Paper # SDM2003-69
Volume (vol) vol.103
Number (no) 149
Page pp.pp.-
#Pages 4
Date of Issue