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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SDM | 2023-01-30 15:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. B3-1 | [Invited Talk]
Non-volatile Mid-infrared Phase Change Material Optical Phase Shifter Based on Ge2Sb2Te3S2 Yuto Miyatake (Univ. of Tokyo), Kotaro Makino, Junji Tominaga, Noriyuki Miyata, Takashi Nakano, Makoto Okano (AIST), Kasidit Toprasertpong, Shinichi Takagi, Mitsuru Takenaka (Univ. of Tokyo)  SDM2022-83 |
An optical phase shifter based on phase-change materials (PCMs) is a promising building block of quantum photonic integr... [more] | SDM2022-83 pp.17-20 |
| OFT | 2022-10-14 14:30 |
Kanagawa | Kanagawa-Kenmin Center (Primary: On-site, Secondary: Online) |
Highly sensitive ammonia gas detection using hollow-optical-fiber gas cell for mid-infrared light Yusaku Omura, Saiko Kino, Yuji Matsuura (Tohoku Univ.) OFT2022-34 |
Mid-infrared absorption spectroscopy using a hollow-optical-fiber gas cell was used to detect minute concentrations of a... [more] | OFT2022-34 pp.67-72 |
| EMD, R, LQE, OPE, CPM | 2022-08-26 11:25 |
Chiba | (Primary: On-site, Secondary: Online) |
Study on design of mosaic-based 2 × 2 3-dB power splitter in the mid infrared Taichi Muratsubaki, Takeshi Fujisawa, Takanori Sato, Kunimasa Saitoh (Hokkaido Univ.) R2022-25 EMD2022-13 CPM2022-30 OPE2022-56 LQE2022-19 |
For the mid infrared waveband, we propose a mosaic-based 2 × 2 3-dB power splitter. By applying mosaic structure, the fo... [more] | R2022-25 EMD2022-13 CPM2022-30 OPE2022-56 LQE2022-19 pp.50-55 |
| R, LQE, OPE, CPM, EMD | 2021-08-27 14:40 |
Online | Online (Zoom) | A design of highly fabrication-tolerant 2-µm 4-mode waveguide crossing based on mosaic structure Taichi Muratsubaki, Takeshi Fujisawa, Yusuke Sawada, Takanori Sato, Kunimasa Saitoh (Hokkaido Univ.) R2021-26 EMD2021-7 CPM2021-16 OPE2021-27 LQE2021-6 |
A novel direct binary search algorithm for designing high-fabrication-tolerance mosaic-based devices is proposed, and wi... [more] | R2021-26 EMD2021-7 CPM2021-16 OPE2021-27 LQE2021-6 pp.25-30 |
| AP | 2020-03-26 13:00 |
Fukui | Fukui College (Cancelled but technical report was issued) |
Study of microstrip line in the mid-infrared region Junsei Horikawa (NIT, Fukui Col.), Akira Kawakami (NICT), Shimakage Hisashi (Ibaraki Univ.) AP2019-197 |
Mid-infrared light has been studied for various applications, but various technologies such as high speed and high sensi... [more] | AP2019-197 pp.1-5 |
| LQE, LSJ | 2019-05-31 11:00 |
Shiga | High-speed operation of a quantum cascade detector Tatsuo Dougakiuchi, Akio Ito, Masahiro Hitaka, Kazuue Fujita, Tadataka Edamura (HPK) LQE2019-19 |
We report a high-speed operation of a quantum cascade detector (QCD) which is a mid-infrared photodetector using intersu... [more] | LQE2019-19 pp.31-34 |
|
| OFT | 2018-10-11 16:00 |
Miyagi | Touhoku Univ. | [Poster Presentation]
Mid-infrared waveguide devices for biosensing applications Takahiro Sugawara, Saiko Kino, Yuji Matsuura (Tohoku Univ.) OFT2018-34 |
(To be available after the conference date) [more] | OFT2018-34 pp.101-103 |
| R, EMD, CPM, LQE, OPE | 2017-08-31 16:15 |
Aomori | Room temperature quantum cascade detector based on coupled quantum well design Tatsuo Dougakiuchi, Kazuue Fujita, Toru Hirohata, Akio Ito, Masahiro Hitaka, Tadataka Edamura (Hamamatsu Photonics) R2017-30 EMD2017-24 CPM2017-45 OPE2017-54 LQE2017-27 |
High photoresponse in a room temperature quantum cascade detector (QCD) based on a coupled quantum well design is report... [more] | R2017-30 EMD2017-24 CPM2017-45 OPE2017-54 LQE2017-27 pp.31-36 |
|
| LQE, OPE, OCS | 2016-10-27 16:35 |
Miyazaki | Miyazaki Citizen's Plaza | Theoretical investigation of highly efficient connecting structure between Ge-rib and GeSn waveguides and extinction characteristics of GeSn/SiGeSn multiple-quantum-well waveguide for mid-infrared photonics Minami Akie, Takanori Sato, Shuntaro Makino (Hokkaido Univ.), Masakazu Arai (Miyazaki Univ.), Takeshi Fujisawa, Kunimasa Saitoh (Hokkaido Univ.) OCS2016-44 OPE2016-85 LQE2016-60 |
We investigate efficient connecting structure between Ge-rib and GeSn waveguides on Si substrate for mid-infrared (2 μm)... [more] | OCS2016-44 OPE2016-85 LQE2016-60 pp.55-60 |
| OPE, LQE | 2016-06-17 15:30 |
Tokyo | Mid-infrared quantum cascade laser (QCL) integrated with distributed Bragg reflector (DBR) Jun-ichi Hashimoto, Hiroyuki Yoshinaga, Hiroki Mori, Yukihiro Tsuji, Manabu Shiozaki, Makoto Murata, Mitsuru Ekawa, Yashuhiro Iguchi, Tsukuru Katsuyama (SUMITOMO ELECTRIC) OPE2016-17 LQE2016-27 |
We developed an InP-based FP-QCL integrated with a distributed Bragg reflector (DBR) at the end of the cavity. The DBR c... [more] | OPE2016-17 LQE2016-27 pp.41-46 |
|
| LQE, LSJ | 2015-05-22 09:55 |
Ishikawa | Broadband operation of quantum cascade lasers with the anticrossed dual-upper-state active region Kazuue Fujita, Tatsuo Dougakiuchi, Atsushi Sugiyama, Akio Ito, Masahiro Hitaka, Tadataka Edamura (Hamamatsu) LQE2015-10 |
We report broadband external cavity quantum cascade lasers based on the anti-crossed dual-upper-state (DAU) active regio... [more] | LQE2015-10 pp.47-51 |
|
| OPE, LQE | 2014-12-19 15:15 |
Tokyo | Kikai-Shinko-Kaikan, NTT Atsugi R&D center | Low Power-consumption Distributed Feedback Quantum Cascade Laser (DFB-QCL) at λ=7μm Jun-ichi Hashimoto, Hiroyuki Yoshinaga, Hiroki Mori, Yukihiro Tsuji, Makoto Murata, Mitsuru Ekawa, Toshiyuki Tanahashi, Tsukuru Katsuyama (Sumitomo Electric) OPE2014-147 LQE2014-134 |
We developed a low power-consumption DFB-QCL atλ=7μm used for gas-sensors. For power-consumption reduction, we introduce... [more] | OPE2014-147 LQE2014-134 pp.41-46 |
| LQE, LSJ | 2014-05-22 16:05 |
Fukui | Ultrabroadband mid-infrared pump-probe spectroscopy by chirped-pulse upconversion Hideto Shirai (IMS), Tien Tien Yeh (National Chino Tung Univ.), Yutaka Nomura (IMS), Chih Wei Luo (National Chino Tung Univ.), Takao Fuji (IMS) LQE2014-6 |
We have demonstrated ultrabroadband mid--infrared pump--probe spectroscopy using chirped-pulse upconversion technique wi... [more] | LQE2014-6 pp.25-28 |
|
| OPE, LQE, CPM, EMD, R | 2013-08-29 10:45 |
Hokkaido | sun-refre Hakodate | Mid-infrared sensors with type-II InAs/GaSb superlattice absorption layers grown on InP substrates Kohei Miura, Yasuhiro Iguchi (Sumitomo Electric), Yuuichi Kawamura (Osaka Prefecture Univ.) R2013-32 EMD2013-38 CPM2013-57 OPE2013-61 LQE2013-31 |
Type-II InAs/GaSb superlattices (SLs), which are attractive for absorption layers of mid-infrared sensors, are usually g... [more] | R2013-32 EMD2013-38 CPM2013-57 OPE2013-61 LQE2013-31 pp.19-24 |
| OPE, LQE, CPM, EMD, R | 2013-08-29 18:10 |
Hokkaido | sun-refre Hakodate | In-situ gas monitoring system using 4.6-μm-band difference frequency generation light source for N2O detection in agricultural production Akio Tokura, Masaki Asobe, Koji Enbutsu (NTT), Toshihiro Yoshihara, Shin-nosuke Hashida (CRIEPI), Hirokazu Takenouchi (NTT) R2013-46 EMD2013-52 CPM2013-71 OPE2013-75 LQE2013-45 |
This article describes a gas monitoring system for detecting nitrous oxide (N2O) gas using a compact mid-infrared laser ... [more] | R2013-46 EMD2013-52 CPM2013-71 OPE2013-75 LQE2013-45 pp.89-94 |
| EMT, PN, LQE, OPE, MWP, EST, IEE-EMT [detail] | 2012-01-26 16:30 |
Osaka | Osaka Univ. Convention Center | Mid-IR vertical transition DFB quantum cascade laser Jun-ichi Hashimoto, Yukihiro Tsuji, Hiroshi Inada, Takamitsu Miura, Makoto Murata, Hiroyuki Yoshinaga, Hideki Yagi, Takashi Kato, Michio Murata, Tsukuru Katsuyama (SEI) PN2011-50 OPE2011-166 LQE2011-152 EST2011-100 MWP2011-68 |
We designed a new vertical-transition active layer structure for a Mid-IR quantum cascade laser (QCL). In this structure... [more] | PN2011-50 OPE2011-166 LQE2011-152 EST2011-100 MWP2011-68 pp.109-113 |
| OPE, LQE, OCS | 2009-10-22 10:45 |
Fukuoka | Propagation characteristics of telecom-use optical fiber for mid-infrared laser light (3.3um) Daisuke Nakashima, Masatoshi Shimauchi, Kiichi Hamamoto (Kyushu Univ.) OCS2009-45 OPE2009-111 LQE2009-70 |
Mid-infrared laser light is useful for an environmental monitoring because it has a high absorption coefficient to the g... [more] | OCS2009-45 OPE2009-111 LQE2009-70 pp.21-26 |
|
| LQE | 2008-12-12 10:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Indirect pump scheme for quantum cascade lasers
-- Dynamical of electron-transport and very high T0-Values -- Kazuue Fujita, Masamichi Yamanishi, Tadataka Edamura, Atsushi Sugiyama, Takahide Ochiai, Shinichi Furuta, Naota Akikusa, Hirofumi Kan (Hamamatsu Photonics k.k.) LQE2008-130 |
An alternative pump scheme, named indirect pump one is proposed to clarify its own feasibility. The high device performa... [more] | LQE2008-130 pp.11-15 |
| LQE | 2007-05-25 11:10 |
Toyama | Kanazawa Univ. | Mid-infrared DFG using direct-bonded QPM-LN waveguides and its application for trace-gas detection Tsutomu Yanagawa, Osamu Tadanaga, Katsuaki Magari, Yoshiki Nishida (NTT), Hiroshi Miyazawa (NEL), Masaki Asobe, Hiroyuki Suzuki (NTT) LQE2007-5 |
We achieve efficient difference frequency generation in direct-bonded quasi-phase-matched LiNbO3 waveguides. Mid-infrare... [more] | LQE2007-5 pp.19-26 |
| MBE | 2006-09-25 09:40 |
Nagano | Faculty of Textile Sci. & Tech., Shinshu Univ. | Application to the clinical site of an optical noninvasive blood test system Kentaroh Suzuki, Tomotaka Morikawa, Fujio Saiki, Hiroaki Ishizawa, Toyonori Nishimatsu (Shinshu Univ) |
This paper describes a new noninvasive measurement system of blood glucose based on an optical sensing. This measured th... [more] | MBE2006-41 pp.9-12 |
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