Presentation 1997/9/25
Accurate modeling of nMOSFET inversion layer mobility by an empirical method for local field model
Takuji TANAKA, Seiichiro YAMAGUCHI, Hiroyuki KANATA, Hiroshi GOTO,
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Abstract(in English) We propose a new model for the inversion layer mobility of nMOSFET based on the local field model which gives more accurate dependence of the mobility on effective normal electric field. Conventional local field models (e.g.Lombardi et al.) cannot precisely reproduce the universal curve in the middle and high field regions. In order to overcome this problem, we have empirically changed index numbers of a local normal field in a Mattiessen-rule like equation. Our model gives us an accurate universal curve in the wide range of the field, since the model effectively includes complex relation between local and effective mobility-field relations.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) MOSFET / inversion layer mobility / effective normal electric field / universal curve / local field model / device simulation
Paper # SDM97-107
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Conference Information
Committee SDM
Conference Date 1997/9/25(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) Accurate modeling of nMOSFET inversion layer mobility by an empirical method for local field model
Sub Title (in English)
Keyword(1) MOSFET
Keyword(2) inversion layer mobility
Keyword(3) effective normal electric field
Keyword(4) universal curve
Keyword(5) local field model
Keyword(6) device simulation
1st Author's Name Takuji TANAKA
1st Author's Affiliation Fujitsu Ltd., Advanced Process Integration Dept.()
2nd Author's Name Seiichiro YAMAGUCHI
2nd Author's Affiliation Fujitsu Ltd., Advanced Process Integration Dept.
3rd Author's Name Hiroyuki KANATA
3rd Author's Affiliation Fujitsu Laboratories Ltd., ULSI Process Lab.
4th Author's Name Hiroshi GOTO
4th Author's Affiliation Fujitsu Ltd., Advanced Process Integration Dept.
Date 1997/9/25
Paper # SDM97-107
Volume (vol) vol.97
Number (no) 272
Page pp.pp.-
#Pages 7
Date of Issue