Presentation 1999/1/20
30-nm-Gate InAlAs/InGaAs HEMTs Lattice-Matched to InP Substrates and Their RF Characteristics
Tetsuya Suemitsu, Tetsuyoshi Ishii, Haruki Yokoyama, Yohtaro Umeda, Takatomo Enoki, Yasunobu Ishii, Toshiaki Tamamura,
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Abstract(in English) The fabrication and the device characteristics of the InP-based HEMTs with a 30-nm gate are reported. A fullerene-incorporated nanocomposite resist is used in electron beam lithography to achieve such a small gate. In addition, the two-step-recess gate technology is used to minimize the effect of the extension of the gate metal. The maximum of the cutoff frequency of the 30-nm-gate HEMTs is 350 GHz, which is one of the highest ever reported for any kind of transistor.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) InP / InGaAs / HEMT / electron beam lighgraphy / cutoff frequency
Paper # ED98-185,MW98-148,ICD98-252
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Conference Date 1999/1/20(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) 30-nm-Gate InAlAs/InGaAs HEMTs Lattice-Matched to InP Substrates and Their RF Characteristics
Sub Title (in English)
Keyword(1) InP
Keyword(2) InGaAs
Keyword(3) HEMT
Keyword(4) electron beam lighgraphy
Keyword(5) cutoff frequency
1st Author's Name Tetsuya Suemitsu
1st Author's Affiliation NTT System Electronics Laboratories()
2nd Author's Name Tetsuyoshi Ishii
2nd Author's Affiliation NTT Opto-Electronics Laboratories
3rd Author's Name Haruki Yokoyama
3rd Author's Affiliation NTT System Electronics Laboratories
4th Author's Name Yohtaro Umeda
4th Author's Affiliation NTT System Electronics Laboratories
5th Author's Name Takatomo Enoki
5th Author's Affiliation NTT System Electronics Laboratories
6th Author's Name Yasunobu Ishii
6th Author's Affiliation NTT System Electronics Laboratories
7th Author's Name Toshiaki Tamamura
7th Author's Affiliation NTT Opto-Electronics Laboratories
Date 1999/1/20
Paper # ED98-185,MW98-148,ICD98-252
Volume (vol) vol.98
Number (no) 523
Page pp.pp.-
#Pages 6
Date of Issue