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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ED | 2015-12-21 16:30 |
Miyagi | RIEC, Tohoku Univ | Liquid phase growth of impurity-doped GaSe crystals for the high efficiency THz wave generation by high resistivity Kouhei Suzuki, Yohei Sato, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.)  ED2015-98 |
We grow layered semiconductor GaSe crystals by liquid phase epitaxy TDM-CVP for the difference frequency generation of T... [more] | ED2015-98 pp.41-46 |
| ED | 2015-12-22 13:00 |
Miyagi | RIEC, Tohoku Univ | Nondestructive and remote inspection applications by terahertz spectrum imaging Takashi Kimura, Yusuke Nakasato, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.) ED2015-107 |
[more] | ED2015-107 pp.93-97 |
| ED | 2014-12-22 16:35 |
Miyagi | Quantitative detection of copper surface cracks by terahertz reflection imaging Seiya Takahashi, Tadao Tanabe, Kensaku Maeda, Tomoyuki Hamano, Kaori Nakajima, Yutaka Oyama (Tohoku Univ.) ED2014-105 |
Terahertz wave has been expected to be a novel non-destructive inspection tool especially for metals shielded by insulat... [more] | ED2014-105 pp.39-43 |
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| ED | 2014-12-23 14:35 |
Miyagi | Crystal growth of GaSe crystals for the THz generation by liquid phase epitaxy TDM-CVP and evaluation Kouhei Suzuki, Yuki Nagai, Kunihiko Yamamoto, Yohei Sato, Kensaku Maeda, Kyosuke Saito, Yutaka Oyama (Tohoku Univ.) ED2014-115 |
GaSe crystals have high birefringence(no=2.9082, ne=2.5676 @1.06μm), wide transparency(0.6~20μm), and large nonlinear op... [more] | ED2014-115 pp.97-102 |
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| ED | 2014-12-23 15:00 |
Miyagi | Improvement of THz emission output power from annealed Ge Yusuke Nakasato, Sundararajan Balasekaran, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.) ED2014-116 |
[more] | ED2014-116 pp.103-106 |
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| CPM, ED, SDM | 2014-05-28 16:50 |
Aichi | Electrical and THz difference frequency generation characteristics of GaSe crystals prepared by liquid phase epitaxy under controlled Se vapor pressure Kohei Suzuki, Yuki Nagai, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.) ED2014-30 CPM2014-13 SDM2014-28 |
Gallium selenide (GaSe) shows some characteristic features such as high birefringence, wide transparency wavelength ran... [more] | ED2014-30 CPM2014-13 SDM2014-28 pp.59-63 |
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| ED | 2013-12-17 10:10 |
Miyagi | Research Institute of Electrical Communication Tohoku University | High efficiency THz wave generation from GaP slab waveguide with dielectric cladding layer Hikari Dezaki, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.) ED2013-102 |
Terahertz (THz) wave generation from various Gallium Phosphide (GaP) waveguides has been reported. The present THz gener... [more] | ED2013-102 pp.69-74 |
| ED | 2013-12-17 10:35 |
Miyagi | Research Institute of Electrical Communication Tohoku University | THz emission from S.I.-GaAs by below gap excitation Yusaku Shimizu, Hikari Dezaki, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.) ED2013-103 |
Terahertz emission by radiative optical transitions in semi-conductors via shallow electronic state is investigated. Ele... [more] | ED2013-103 pp.75-79 |
| ED | 2013-12-17 11:00 |
Miyagi | Research Institute of Electrical Communication Tohoku University | Visualization technology of insulated copper wire snapping implemented with THz wave Seiya Takahashi, Yuta Nakamura, Tadao Tanabe, Kensaku Maeda, Kaori Nakajima, Tomoyuki Hamano, Yutaka Oyama (Tohoku Univ.) ED2013-104 |
A novel non-destructive inspection method using terahertz waves for the detection of broken wires in copper cables shiel... [more] | ED2013-104 pp.81-86 |
| ED | 2013-12-17 11:25 |
Miyagi | Research Institute of Electrical Communication Tohoku University | Terahertz reflection characteristics of diluted glucose solution for the application of noninvasive blood-glucose level diagnosis Hironori Chiba, Kaori Nakajima, Tomoyuki Hamano, Kensaku Maeda, Yutaka Oyama (Tohoku Univ.) ED2013-105 |
Blood-glucose level is one of the most fundamental subject for medical examination of illness such as diabetes. The pres... [more] | ED2013-105 pp.87-90 |
| ED | 2012-12-17 14:55 |
Miyagi | Tohoku University | Highly efficienct terahertz generation from waveguide GaP crystal with UV sensitive polymer Hikari Dezaki, Kyosuke Saito, Yutaka Oyama (Tohoku Univ.) ED2012-97 |
Terahertz (THz) wave generation from various Gallium Phosphide (GaP) waveguides has been reported. The present THz gener... [more] | ED2012-97 pp.23-27 |
| ED | 2010-12-17 13:00 |
Miyagi | Tohoku University (Research Institute of Electrical Communication) | Continuously tunable ultra broadband terahertz generation implemented with 1.2μm NIR pumping of GaSe Hikari Dezaki, Tadao Tanabe, Yutaka Oyama (Tohoku Univ.) ED2010-169 |
This paper presents the characteristics of 1.2m - laser pumped wide frequency tunable terahertz (THz) light sour... [more] | ED2010-169 pp.65-68 |
| ED | 2010-12-17 13:25 |
Miyagi | Tohoku University (Research Institute of Electrical Communication) | Application of polarization THz spectroscopy for the in-situ evaluation of uniaxially deformed polymer Kenta Watanabe, Tadao Tanabe, Yutaka Oyama (Tohoku Univ.) ED2010-170 |
We constructed polarized THz spectrometer based on the differential frequency generation (DFG) in GaP via Cr:Forsterite ... [more] | ED2010-170 pp.69-72 |
| ED | 2010-12-17 13:50 |
Miyagi | Tohoku University (Research Institute of Electrical Communication) | THz property of organic molecular conductor TTF-TCNQ Takahiro Oohashi, Tadao Tanabe, Yutaka Oyama (Tohoku Univ.) ED2010-171 |
Organic molecular conductors have a characteristic of high electric conductivity as much as metals. The electric conduct... [more] | ED2010-171 pp.73-76 |
| ED | 2008-12-20 09:40 |
Miyagi | Tohoku Univ. | Efficient and polarization controled terahertz wave generation from GaP waveguide structures Kyosuke Saito, Kei Nozawa, Tadao Tanabe, Yutaka Oyama (Tohoku Univ.), Tetsuo Sasaki, Jun-ichi Nishizawa (TMU) ED2008-192 |
We have fabricated GaP waveguides such as slab, rib, and photonic crystal waveguides with the core size of terahertz (TH... [more] | ED2008-192 pp.39-42 |
| ED | 2008-12-20 10:05 |
Miyagi | Tohoku Univ. | GaP crystal length and beam spot size dependences on the output power of CW THz waves Srinivasa Ragam, Tadao Tanabe, Yutaka Oyama (Tohoku Univ.), Tetsuo Sasaki, Jun-ichi Nishizawa (Tokyo Metropolitan Univ.) ED2008-193 |
We studied the enhancement of continuous-wave (CW) terahertz (THz) output power by laser diode (LD) pumping in non-colli... [more] | ED2008-193 pp.43-45 |
| ED | 2007-11-28 09:40 |
Miyagi | Tohoku Univ. Research Institute of Electrical Communication | Structural Defect Imaging in Timber and Concrete Building Blocks Implemented with Sub-terahertz TUNNETT Oscillator Yutaka Oyama, Li Zhen, Munehito Kagaya, Tadao Tanabe (Tohoku Univ.), Jun-ichi Nishizawa, Hiroki Makabe, Toru Kurabayashi (SRI) ED2007-197 |
Structural defects in timber and concrete building blocks were clearly observed as 2D-image by using the room-temperatur... [more] | ED2007-197 pp.57-62 |
| ED | 2007-11-28 10:45 |
Miyagi | Tohoku Univ. Research Institute of Electrical Communication | Efficient terahertz-wave generation from GaP waveguide structures Kyosuke Saito, Kei Nozawa, Tadao Tanabe, Yutaka Oyama (Tohoku Univ.), Tomoyuki Kimura, Ken Suto, Tetsuo Sasaki, Jun-ichi Nishizawa (Semiconductor Research Inst.) ED2007-199 |
We have fabricated various kinds of GaP waveguides such as slab, rib, rod-type, and photonic crystal waveguides with the... [more] | ED2007-199 pp.67-72 |
| ED | 2007-11-28 11:10 |
Miyagi | Tohoku Univ. Research Institute of Electrical Communication | CW THz wave generation implemented with semiconductor laser excitation Tadao Tanabe, Srinivasa Ragam, Yutaka Oyama (Tohoku Univ.), Tetsuo Sasaki, Jun-ichi Nishizawa, Ken Suto (Semiconductor Research Inst.) ED2007-200 |
We have developed widely frequency-tunable CW Terahertz (THz)-wave generators using a non-collinear phase-matched differ... [more] | ED2007-200 pp.73-76 |
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