Presentation 2007-01-19
Schottky-Wrap-Gate Controlled AlGaN/GaN Nanowire FETs
Takahiro TAMURA, Junji KOTANI, Seiya KASAI, Tamotsu HASHIZUME,
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Abstract(in English) Schottky wrap gate (WPG) controlled AlGaN/GaN nanowire FETs were fabricated and characterized. The devices with channel width less than 500nm showed V_ shift toward a positive bias direction. A 2D potential simulation predicted lateral field effect from the mesa-edge in addition to the normal gate field, resulting in the V_ shift. However, the V_ shift obtained experimentally was much larger than the calculated one, probably due to unexpected depletion of channel associated with process-induced defects.
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Keyword(in English) GaN / AlGaN / schottky wrap gate (WPG) / HEMT / threshold voltage control
Paper # ED2006-232,MW2006-185
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Committee ED
Conference Date 2007/1/10(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Schottky-Wrap-Gate Controlled AlGaN/GaN Nanowire FETs
Sub Title (in English)
Keyword(1) GaN
Keyword(2) AlGaN
Keyword(3) schottky wrap gate (WPG)
Keyword(4) HEMT
Keyword(5) threshold voltage control
1st Author's Name Takahiro TAMURA
1st Author's Affiliation Research Center for Integrated Quantum Electronics, Hokkaido University:Graduate School of Information Science and Technology()
2nd Author's Name Junji KOTANI
2nd Author's Affiliation Research Center for Integrated Quantum Electronics, Hokkaido University:Graduate School of Information Science and Technology
3rd Author's Name Seiya KASAI
3rd Author's Affiliation Research Center for Integrated Quantum Electronics, Hokkaido University:Graduate School of Information Science and Technology
4th Author's Name Tamotsu HASHIZUME
4th Author's Affiliation Research Center for Integrated Quantum Electronics, Hokkaido University:Graduate School of Information Science and Technology
Date 2007-01-19
Paper # ED2006-232,MW2006-185
Volume (vol) vol.106
Number (no) 459
Page pp.pp.-
#Pages 4
Date of Issue