Presentation 2005/9/20
Wafer Orientation Dependence of the C-V Characteristics due to QM Effects for the Surrounding Gate Transistor
Hideo HANEDA, Wataru SAKAMOTO, Iliya I. PESIC, Hiroki NAKAMURA, Hiroshi SAKURABA, Fujio MASUOKA,
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Abstract(in English) In this paper, we show the electron distributions and the C-V characteristics for the surrounding gate transistor (SGT). The SGT structure is defined by a cylindrical silicon pillar that is completely surrounded by the gate electrode and is vertically arranged on top of a silicon wafer. In order to correctly analyze the QM effects that occur within the SGT, we have used a self-consistent method of the coupled 1D Schrodinger-2D Poisson system that properly includes effective mass dependency on the crystal orientation. As a result, we have successfully shown that both the QM carrier distribution along the Si-SiO_2 interface and the C-V characteristics will vary with the silicon pillar surface and wafer crystal orientations. We have also shown that the wafer orientation dependence of the QM C-V characteristics for the SGT is reduced when compared to the QM C-V characteristics of the planar MOSFET.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Surrounding Gate Transistor (SGT) / Quantum Mechanical Effects (QMEs)
Paper # VLD2005-53,SDM2005-172
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Committee VLD
Conference Date 2005/9/20(1days)
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Registration To VLSI Design Technologies (VLD)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Wafer Orientation Dependence of the C-V Characteristics due to QM Effects for the Surrounding Gate Transistor
Sub Title (in English)
Keyword(1) Surrounding Gate Transistor (SGT)
Keyword(2) Quantum Mechanical Effects (QMEs)
1st Author's Name Hideo HANEDA
1st Author's Affiliation Research Institute of Electrical Communication, Tohoku University()
2nd Author's Name Wataru SAKAMOTO
2nd Author's Affiliation Research Institute of Electrical Communication, Tohoku University
3rd Author's Name Iliya I. PESIC
3rd Author's Affiliation Research Institute of Electrical Communication, Tohoku University
4th Author's Name Hiroki NAKAMURA
4th Author's Affiliation Research Institute of Electrical Communication, Tohoku University
5th Author's Name Hiroshi SAKURABA
5th Author's Affiliation Miyagi National College of Technology
6th Author's Name Fujio MASUOKA
6th Author's Affiliation Research Institute of Electrical Communication, Tohoku University
Date 2005/9/20
Paper # VLD2005-53,SDM2005-172
Volume (vol) vol.105
Number (no) 308
Page pp.pp.-
#Pages 6
Date of Issue