Presentation 2007-11-27
Emission of terahertz electromagnetic radiation from a 2-dimensional plasmon-resonant emitter of a HEMT structure
Hiroyuki HANDA, Yohei HOSONO, Yuki TSUDA, Yahya Moubarak MEZIANI, Tetsuya SUEMITSU, Taiichi OTSUJI,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) We have fabricated the 2D plasmon resonant emitter which contains double grating gate structure and estimated its emission characteristics of terahertz electromagnetic wave. This device excites plasma vibrational quantum of electron concentrated inside of a two dimensional electron transit layer electrically, optically, and coherently. By using this oscillation, it can generate terahertz electromagnetic wave through antenna structure of dual interedigitated gate. There are some methods as excitation of plasmon like electrical instability excitation due to direct current bias or photo current injection, photomixing excitation, and femtosecond laser excitation. This report is mainly written about the result of terahertz electromagnetic wave characteristics by using self oscillation mode due to direct current bias and injection of direct photo current, given by FTIR.
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Keyword(in English) terahertz / plasmon resonance / plasma instability / high-electron-mobility-transistor (HEMT)
Paper # ED2007-195
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Committee ED
Conference Date 2007/11/20(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Emission of terahertz electromagnetic radiation from a 2-dimensional plasmon-resonant emitter of a HEMT structure
Sub Title (in English)
Keyword(1) terahertz
Keyword(2) plasmon resonance
Keyword(3) plasma instability
Keyword(4) high-electron-mobility-transistor (HEMT)
1st Author's Name Hiroyuki HANDA
1st Author's Affiliation Research Institute of electric communication, Tohoku University()
2nd Author's Name Yohei HOSONO
2nd Author's Affiliation Research Institute of electric communication, Tohoku University
3rd Author's Name Yuki TSUDA
3rd Author's Affiliation Research Institute of electric communication, Tohoku University
4th Author's Name Yahya Moubarak MEZIANI
4th Author's Affiliation Research Institute of electric communication, Tohoku University
5th Author's Name Tetsuya SUEMITSU
5th Author's Affiliation Research Institute of electric communication, Tohoku University
6th Author's Name Taiichi OTSUJI
6th Author's Affiliation Research Institute of electric communication, Tohoku University
Date 2007-11-27
Paper # ED2007-195
Volume (vol) vol.107
Number (no) 355
Page pp.pp.-
#Pages 6
Date of Issue