SAKAGUCHI Takahiro 坂口孝浩

… Alternative Names

坂口孝治サカグチコウジ

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Researcher Number	70215622
Other IDs
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Affiliation (based on the past Project Information) *help	2016 – 2017: 東京工業大学, 科学技術創成研究院, 助教 2007 – 2015: 東京工業大学, 精密工学研究所, 助教 2005 – 2006: 東京工業大学, 精密工学研究所, 助手 1999 – 2003: 東京工業大学, 精密工学研究所, 助手 2001: 東京工業大学, 精密工学研究所・附属マイクロシステム研究センター, 助手 1991 – 1997: 東京工業大学, 精密工学研究所, 助手
Review Section/Research Field	Principal Investigator 電子デバイス・機器工学 Except Principal Investigator Applied optics/Quantum optical engineering / Electron device/Electronic equipment / Science and Engineering / 電子機器工学 / Electronic materials/Electric materials / Applied optics/Quantum optical engineering / 電子デバイス・機器工学
Keywords	Principal Investigator 面発光レーザ / 多層膜反射鏡 / 半導体多層膜反射鏡 / Epitaxy Lateral Over Growth / Multilayer Reflector / Current Structure / VCSELs / Blue Semiconductor Lasers / GaInN Semiconductor / 埋め込み成長 … More / 電流狭窄構造 / 青色半導体レーザ / GaInN半導体 / HIGH SPEED OPTICAL LINK / EXCELLENT TEMPERATURE / SURFACE EMITTING LASER / HIGH STRAINE STRUCTURE / 1.2 μm SINGLE-MODE SEMICONDUCTOR LASER / 光集積回路 / 光インターコネクト / 並列光情報処理 / 微小光学 / 光通信 / 半導体レーザ / 高速変調 / 温度特性 / 高歪GaInAs量子井戸構造 / 1.2μm波長帯半導体レーザ / ハイブリッド構造 / 横成長 / GaN系レーザ / 反応性イオンエッチング / 電子ビーム露光 / 結晶成長 / 偏波制御 / 量子細線レーザ / 複合反射鏡 / 誘電体多層膜反射鏡 … More Except Principal Investigator 半導体レーザ / 面発光レーザ / 光通信 / 光集積回路 / 光インターコネクト / 光デバイス / 高速変調 / マイクロマシン / 超格子 / GaInNAs / Semiconductor Laser / 半導体レ-ザ / 光信号処理 / 量子井戸 / 窒化物半導体 / データセンター / 外部変調器 / 直接変調 / データセンタ / epitaxy / VCSEL / quantum dot / quantum well / optical interconnect / optical network / semiconductor laser / 半導体結晶成長 / 量子構造 / OPTICAL NEAR FIELD / OPTICAL DATA STORAGE / SURFACE EMITTING LASER / SEMICONDUCTOR LASER / 光メモリ / 近接場光学 / 光記録 / OPTICAL INTERCONNECTS / SEMICONDUCTOR LASERS / OPTICAL COMMUNICATIONS / 偏波面制御 / Pattern Recognition / Optical Processing / Micro Optics / Planar Microlens / 相互相関 / ポストプロセッサ / Walsh関数マスク / 文字認識 / 光処理 / 微小光学 / 平板マイクロレンズ / Parallel Optical Fiber Communication / Integrated Device / 2-Dimensional Array / Surface Emitting Laser / 並列光通信 / 2次元レ-ザアレ- / 面発光レ-ザ / 並列光ファイバ通信 / 2次元集積 / 2次元レーザアレー / Hetero Barrier / Semiconductor Layer / Super Lattice / Electronic Wave / Multi Quantum Barrier / ヘテロ障壁 / 半導体薄膜 / 電子波 / 多重量子障壁 / 回折格子 / 光回路 / スローライト / 波長可変レーザ / マイロマシン Less

High-speed and low power consumption VCSEL photonics
- Principal Investigator
  
  Koyama Fumio
- Project Period (FY)
  2015 – 2017
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Electron device/Electronic equipment
- Research Institution
  Tokyo Institute of Technology
Advances of integrated photonics for ultra-low power consumption optical interconnects
- Principal Investigator
  
  KOYAMA FUMIO
- Project Period (FY)
  2010 – 2014
- Research Category
  
  Grant-in-Aid for Scientific Research (S)
- Research Field
  
  Electron device/Electronic equipment
- Research Institution
  Tokyo Institute of Technology
面発光レーザ集積アレイの波長エンジニアリング
- Principal Investigator
  
  小山二三夫
- Project Period (FY)
  2010
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Electron device/Electronic equipment
- Research Institution
  Tokyo Institute of Technology
New Functions of VCSEL Photonics
- Principal Investigator
  
  KOYAMA Fumio
- Project Period (FY)
  2007 – 2009
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  Applied optics/Quantum optical engineering
- Research Institution
  Tokyo Institute of Technology
Widely Tunable Hollow Optical Waveguides and Their Applications for Photonic Network Devices
- Principal Investigator
  
  KOYAMA Fumio
- Project Period (FY)
  2005 – 2008
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Tokyo Institute of Technology
Next generation Using GaInN Blue VCSEL for a light source of the DVD with a large capacityPrincipal Investigator
- Principal Investigator
  
  SAKAGUCHI Takahiro
- Project Period (FY)
  2002 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Research Field
  
  電子デバイス・機器工学
- Research Institution
  Tokyo Institute of Technology
青・紫外域発光素子用BAlGaInN/GaN系多層膜と量子井戸の形成とデバイス化
- Principal Investigator
  
  川西英雄
- Project Period (FY)
  2001
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas (A)
- Review Section
  
  Science and Engineering
- Research Institution
  Kogakuin University
青・紫外域発光素子用BAlGaN系多層膜と量子井戸の形成とデバイス化
- Principal Investigator
  
  川西英雄
- Project Period (FY)
  2001 – 2002
- Research Category
  
  Grant-in-Aid for Scientific Research on Priority Areas
- Review Section
  
  Science and Engineering
- Research Institution
  Kogakuin University
GaInNAs vertical cavity surface emitting laser arrays for ultra-high speed and parallel data-links
- Principal Investigator
  
  MIYAMOTO Tomoyuki
- Project Period (FY)
  2001 – 2003
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Electronic materials/Electric materials
- Research Institution
  Tokyo Institute of Technology
EXCELLENT TEMPERATURE CHARACTERISTIC 1.2 μm SINGLE-MODE SEMICONDUCTOR LASERS AND ITS APPLICATION TO ULTRA-HIGH SPEED OPTICAL LINKSPrincipal Investigator
- Principal Investigator
  
  SAKAGUCHI Takahiro, 伊賀健一
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (A)
- Research Field
  
  電子デバイス・機器工学
- Research Institution
  Tokyo Institute of Technology
FABRICATION OF MULTI-WAVELENGTH LIGHT SOURCES
- Principal Investigator
  
  KOYAMA Fumio
- Project Period (FY)
  2000 – 2001
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Applied optics/Quantum optical engineering
- Research Institution
  Tokyo Institute of Technology
横成長によるハイブリッド構造GaN系面発光レーザの検討に関する研究Principal Investigator
- Principal Investigator
  
  坂口孝浩
- Project Period (FY)
  1999 – 2000
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  電子デバイス・機器工学
- Research Institution
  Tokyo Institute of Technology
HIGH SPEED MODULATIONS BY USING POLARIZATION SWITCHING OF MICROCAVITY SURFACE EMITTING LASERS
- Principal Investigator
  
  KOYAMA Fumio
- Project Period (FY)
  1996 – 1997
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Research Field
  
  Applied optics/Quantum optical engineering
- Research Institution
  TOKYO INSTITUTE OF TECHNOLOGY
マイクロディスク光共振器の極限微小化とその光機能集積回路への応用
- Principal Investigator
  
  KOYAMA Fumio
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for General Scientific Research (C)
- Research Field
  
  電子デバイス・機器工学
- Research Institution
  Tokyo Institute of Technology
GaAs/GaAlAs量子細線面発光レーザに関する基礎研究Principal Investigator
- Principal Investigator
  
  坂口孝浩
- Project Period (FY)
  1994
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  電子デバイス・機器工学
- Research Institution
  Tokyo Institute of Technology
A Study of Parallel Micoroptical System for Image
- Principal Investigator
  
  IGA Kenichi
- Project Period (FY)
  1994 – 1995
- Research Category
  
  Grant-in-Aid for General Scientific Research (A)
- Research Field
  
  Applied optics/Quantum optical engineering
- Research Institution
  Tokyo Institute of Technology
複合反射鏡を用いた面発光レーザに関する研究Principal Investigator
- Principal Investigator
  
  坂口孝浩
- Project Period (FY)
  1993
- Research Category
  
  Grant-in-Aid for Encouragement of Young Scientists (A)
- Research Field
  
  電子デバイス・機器工学
- Research Institution
  Tokyo Institute of Technology
A Study on Multi-quantum Barriers Utilizing Electron-wave Interference in Semiconductors
- Principal Investigator
  
  IGA Kenichi
- Project Period (FY)
  1991 – 1992
- Research Category
  
  Grant-in-Aid for General Scientific Research (A)
- Research Field
  
  電子機器工学
- Research Institution
  Tokyo Institute of Technology
Fabrication of Surface-Emitting Laser Array
- Principal Investigator
  
  IGA Kenichi
- Project Period (FY)
  1991 – 1992
- Research Category
  
  Grant-in-Aid for Developmental Scientific Research (B)
- Research Field
  
  電子機器工学
- Research Institution
  Tokyo Institute of Technology

All 2018 2017 2015 2014 2013 2011 2010 2009 2008 2007 2006 2005 Other

All Journal Article Presentation

[Journal Article] High-speed wavelength switching of tunable MEMS vertical cavity surface emitting laser by ringing suppression2018
- Author(s)
  Inoue Shunya、Nishimura Shun、Nakahama Masanori、Matsutani Akihiro、Sakaguchi Takahiro、Koyama Fumio
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 57 Issue: 4 Pages: 040308-040308
- DOI
  10.7567/jjap.57.040308
- NAID
  210000148802
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-15H02248, KAKENHI-PROJECT-16K14245
[Journal Article] Sub-gigahertz beam switching of vertical-cavity surface-emitting laser with transverse coupled cavity2015
- Author(s)
  10.Masanori Nakahama, Xiaodong Gu, Takahiro Sakaguchi, Akihiro Matsutani, Moustafa Ahmed, Ahmed Bakry, Fumio Koyama
- Journal Title
  
  Applied Physics Letters
  
  Volume: 107 Issue: 7
- DOI
  10.1063/1.4929147
- Peer Reviewed / Acknowledgement Compliant / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02248, KAKENHI-PROJECT-13J08625
[Journal Article] Athermalization and on-chip multi-wavelength integration of VCSELs employing thermally actuated micromachined mirrors2014
- Author(s)
  M. Nakahama, T. Sakaguchi, A. Matsutani, F. Koyama
- Journal Title
  
  Applied Physics Letters
  
  Volume: 105 Issue: 9
- DOI
  10.1063/1.4895337
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-13J08625, KAKENHI-PROJECT-22226008
[Journal Article] Athermal and widely tunable VCSEL with bimorph micromachined mirror2014
- Author(s)
  M. Nakahama, T. Sakaguchi, A. Matustani and F. Koyama
- Journal Title
  
  Optics Express
  
  Volume: 22 Issue: 18 Pages: 21471-21479
- DOI
  10.1364/oe.22.021471
- Peer Reviewed / Acknowledgement Compliant
- Data Source
  KAKENHI-PROJECT-13J08625, KAKENHI-PROJECT-22226008
[Journal Article] Wavelength tuning and controlled temperature dependence in vertical-cavity surface-emitting lasers with a thermally and electrostatically actuated cantilever structure2014
- Author(s)
  Masanori Nakahama, Fumio Koyama, et al.
- Journal Title
  
  Japanese Journal of Applied Physics
  
  Volume: 53 Issue: 1 Pages: 10303-10306
- DOI
  10.7567/jjap.53.010303
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-13J08625, KAKENHI-PROJECT-22226008
[Journal Article] 中空導波路DBRレーザの単一波長選択性とアサーマル化の検討2013
- Author(s)
  山川英明, 坂口孝浩, 小山二三夫
- Journal Title
  
  電子情報通信学会論文誌
  
  Volume: vol. J96-C, no.2 Pages: 17-23
- NAID
  120006582238
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22226008
[Journal Article] Tuning Characteristics of Monolithic MEMS VCSELs With Oxide Anti-Reflection Laver2013
- Author(s)
  Masanori Nakahama, Fumio Koyama, et. al.
- Journal Title
  
  IEEE Photonics Technology Letters
  
  Volume: 25 Issue: 18 Pages: 1747-1750
- DOI
  10.1109/lpt.2013.2272732
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-13J08625, KAKENHI-PROJECT-22226008
[Journal Article] Wide tunability and ultralarge birefringence with 3D hollow waveguide Bragg reflector2009
- Author(s)
  M. Kumar, T. Sakaguchi and F. Koyama
- Journal Title
  
  Optics Lett. vol.34, no.8
  
  Pages: 1252-1254
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Multiple-Wavelength Vertical-Cavity Surface-Emitting Lasers by Grading a Spacer Layer for Short-Reach Wavelength Division Multiplexing Applications2009
- Author(s)
  Padullaparthi Babu Dayal, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Journal Title
  
  Appl. Phys. Exp. vol.2,no.9
- NAID
  10025517766
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19206012
[Journal Article] Giant birefriengence and tunable differential group delay in Bragg reflector based on tapered three-dimensional hollow waveguide2009
- Author(s)
  M. Kumar, T. Sakaguchi and F. Koyama
- Journal Title
  
  Appl. Phys. Lett. vol.94
  
  Pages: 61112-61112
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Multiple-Wavelength Vertical-Cavity Surface-Emitting Lasers by Grading a Spacer Layer for Short-Reach Wavelength Division Multiplexing Applications2009
- Author(s)
  Padullaparthi Babu Dayal, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Journal Title
  
  Appl.Phys.Exp. vol.2, no.9
- NAID
  10025517766
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19206012
[Journal Article] Tunable optical equalizer using diffraction grating filters2008
- Author(s)
  Xiaoxue Zhao, Koich Hasebe, Takahiro Sakaguchi, Fumio Koyama, Connie J. Chang-Hasnain, Nobuhiko Nishiyama, Catherine Canueau, Chung-En Zah
- Journal Title
  
  IEEE Photon. Technol. Lett vol.20,no.18
  
  Pages: 1590-1590
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-19206012
[Journal Article] Polarization-insensetive and low-loss 3D nanostep hollow waveguide for widely tunable photonic devices2008
- Author(s)
  M. Kumar, T. Sakaguchi and F. Koyama
- Journal Title
  
  Journal of Lightwave Technology vol.26, no.11
  
  Pages: 1417-1422
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Funable three-dimensional nanostep hollow optical waveguide with low polarization dependence2008
- Author(s)
  Mukesh Kumar, Takahiro Sakaguchi and Fumio Kovama
- Journal Title
  
  Applied Physics Express
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Tunable three-dimensional nanostep hollow optical waveguide with low polarization dependence2008
- Author(s)
  M. Kumar, T. Sakaguchi and F. Koyama
- Journal Title
  
  Applied Physics Express vol.1
  
  Pages: 52002-52002
- NAID
  10025080432
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Polarization-insensetive and low-loss 3D nanostep hollow waveguide for widely tunable photonic devices2008
- Author(s)
  Mukesh Kumar, Takahiro Sakaguchi and Fumio Koyama
- Journal Title
  
  Journal of Lightwave technology vol.26
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Tunable three-dimensional nanostep hollow optical waveguide with lowpholarication dependence2008
- Author(s)
  Mukesh Kumar, Takahiro Sakaguchi and fumio Koyama
- Journal Title
  
  Applied Physics Express vol.47
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Polarization-insensetive and low-loss 3D nanostep hollow waveguide for widely tunable photonic devices2008
- Author(s)
  Mukesh Kumar,Taltkahiro Sakaguchi, and Fumio Koyama
- Journal Title
  
  Journal of Lightwave Technology vol.26
  
  Pages: 1417-1422
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Tunable Planar Air-Core Resonator Based on Tunable Hollow Waveguide2006
- Author(s)
  Y. Sakurai, A. Matsutani, T. Sakaguchi and F. Koyama
- Journal Title
  
  Jpn. J. Appl. Phys vol.45, no. 11
- NAID
  10018158678
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Tunable Planar Air-Core Resonator Based on Tunable Hollow Waveguide2006
- Author(s)
  Yasuki Sakurai, Akihiro Matsutani, Takahiro Sakaguchi, Fumio Koyama
- Journal Title
  
  Jpn.J.Appl.Phys vol.45,no.11(掲載決定)
- NAID
  10018158678
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] Giant Bragg wavelength tuning of tunable hollow waveguide Bragg reflector2005
- Author(s)
  Y. Sakurai, A. Matsutani, T. Sakaguchi and F. Koyama
- Journal Title
  
  Jpn. J. Appl. Phys. vol. 44, no. 37
- NAID
  130004533548
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17068006
[Journal Article] 160nm Continuous Wavelength Tuning of Tunable Hollow Waveguide Bragg Reflector2005
- Author(s)
  Yasuki Sakurai, Akihiro Matsutani, Takahiro Sakaguchi, Fumio Koyama
- Journal Title
  
  CLEO2005 CPDA6
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] 電圧波形制御によるMEMS VCSELのリンギング抑制2017
- Author(s)
  井上俊也、西村駿、中濱正統、松谷晃宏、坂口孝浩、小山二三夫
- Organizer
  第78回応用物理学会秋季学術講演会
- Data Source
  KAKENHI-PROJECT-15H02248
[Presentation] Sub-volt Wavelength Sweep Operation Of MEMS VCSEL Employing High-Q Mechanical Resonanc2017
- Author(s)
  Masanori Nakahama, Shunya Inoue, Shun Nishimura, Akihiro Matsutani, Takahiro Sakaguchi, Fumio Koyama
- Organizer
  The 12th Conference on Lasers and Electro-Optics Pacific Rim
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-15H02248
[Presentation] Electro-thermally Tunable 850nm VCSELs with metal/semiconductor Thermally Actuated Mirror2013
- Author(s)
  Masanori Nakahama, Hayato Sano, Shunya Inoue, Akihiro Matsutani, Takahiro Sakaguchi and Fumio Koyama
- Organizer
  CLEO-PR
- Place of Presentation
  Kyoto, Japan. Kyoto International conference Center
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Spatial mode multiplexer/demultiplexer based on tapered hollow waveguide with lateral optical confinement structure2013
- Author(s)
  Hideaki Yamakawa, Masanori Sadamitsu, Takahiro Sakaguchi and Fumio Koyama
- Organizer
  MOC2013
- Place of Presentation
  Tokyo, Japan. Tokyo Institute of Technology
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Wavelength Tuning of Hollow Waveguide DBR Lasers2013
- Author(s)
  Hideaki.Yamakawa, Takahiro.Sakaguchi and Fumio Koyama
- Organizer
  CLEO-PR
- Place of Presentation
  Kyoto, Japan. Kyoto International conference Center
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Wavelength tuning and controlled temperature dependence of MEMS VCSELs with thermally and electrostatically actuated micromachined mirror2013
- Author(s)
  Masanori Nakahama, Hayato Sano, Shunya Inoue, Takahiro Sakaguchi, AkihiroMatsutani, and Fumio Koyama
- Organizer
  MOC2013
- Place of Presentation
  Tokyo, Japan. Tokyo Institute of Technology
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Athermal Hollow Waveguide Distributed BraggReflector Laser2011
- Author(s)
  Hideaki Yamakawa, Naomi Tadokoro, TakahiroSakaguchi, Yoshihisa Tokunaga, Fumio Koyama
- Organizer
  CLEO2011
- Place of Presentation
  U.S.A, Baltimore
- Year and Date
  2011-05-02
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Athermal Hollow Waveguide Distributed Bragg Reflector Laser2011
- Author(s)
  Hideaki Yamakawa, Naomi Tadokoro, Takahiro Sakaguchi, Yoshihisa Tokunaga, Fumio Koyama
- Organizer
  Conference on Lasers and Electro-Optics, CLEO2011
- Place of Presentation
  Baltimore, USA
- Year and Date
  2011-05-02
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Vertical Interconnections for Stacked Photonic Integrated Circuits with Multimode Interference Hollow Waveguide2010
- Author(s)
  Ken Kirita, Takahiro Sakaguchi, Fumio Koyama
- Organizer
  MOC2010
- Place of Presentation
  Taiwan, Hsinchu
- Year and Date
  2010-11-03
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Adjustable Polarization Mode Dispersion Compensation using 3D Hollow Waveguide Bragg Reflector (CThB5)2009
- Author(s)
  M. Kumar, T. Sakaguchi, A. Matsutani and F. Koyama
- Organizer
  Conference on Lasers and Electro-Optics, CLEO/IQEC2009
- Place of Presentation
  Baltimore, USA
- Year and Date
  2009-06-04
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Multiple-Wavelength GaInAs/GaAs VCSELs with Grading a Spacer Layer for Short Reach WDM Applications2009
- Author(s)
  P. Babu Dayal, Akihiro Imamura, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  2009 International Conference on Indium Phosphide and Related Materials, IPRM2009
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2009-05-15
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Multiple-Wavelength GaInAs/GaAs VCSELs with Gradinga Spacer Layer for Short Reach WDM Applications2009
- Author(s)
  P.Babu Dayal, Akihiro Imamura, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  IPRM2009
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2009-05-15
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] High-Speed Optical Modulation based on Frequency-Modulated VCSELs and Optical Filters2009
- Author(s)
  Koichi Hasebe, Yusuke Mada, Takeru Sakairi, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  2009 International Conference on Indium Phosphide and Related Materials, IPRM2009
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2009-05-16
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Bandwidth Enhancement with Tunable Optical Equalizer for High Speed Intensity Modulation2008
- Author(s)
  Koichi Hasebe, Xiaoxue Zhao, Takahiro Sakaguchi, Fumio Koyama, Connie J. Chang-Hasnain, Nobuhiko Nishiyama, Catherine Caneau, Chung-En Zah
- Organizer
  CLEO 2008
- Place of Presentation
  San Jose, USA
- Year and Date
  2008-05-08
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Multiple-wavelength VCSEL arrays using surface nano-machining process for WDM applications2008
- Author(s)
  P. Babu Dayal, Jun Nakajima, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, LEOS2008
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2008-11-11
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Widely Tunable Mirror Based on 3-D Hollow Waveguide for Tunable Photonic integrated Circuits2008
- Author(s)
  Mukesh Kumar, Takahiro Sakaguchi, and Fumio Koyama
- Organizer
  CLEO 2008
- Place of Presentation
  San Jose, USA
- Year and Date
  2008-05-06
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Miniature optical gate with VCSEL-based slow light bragg reflector waveguide2008
- Author(s)
  Keisuke Kuroki, Ayumi Fuchida, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  21st IEEE International Semiconductor Laser Conference, ISLC2008
- Place of Presentation
  Sorrento, Italy
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Widely Tunable Mirror Based on 3-D Hollow Waveguide for Tunable Photonic Integrated Circuits (CMG5)2008
- Author(s)
  M. Kumar, T. Sakaguchi, and F. Koyama
- Organizer
  Conference on Lasers and Electro-Optics, CLEO
- Place of Presentation
  San Jose, USA
- Year and Date
  2008-05-11
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Bandwidth Enhancement of Directly Modulated DFB Lasers and EML Lasers using Optical Equalizers2008
- Author(s)
  Koichi Hasebe, Takahiro Sakaguchi, Yusuke Mada, Fumio Koyama. Xiaoxue Zhao, Connie J. Chang-Hasnain
- Organizer
  LEOS2008
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2008-11-12
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Multiple-wavelength VCSEL arrays using surface nano-machining process for WDM applications2008
- Author(s)
  P. Babu Dayal, Jun Nakajima, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  LEOS2008
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2008-11-11
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Low Polarization Dependence of Bragg Reflector Slow Light Waveguides2008
- Author(s)
  Ayumi Fuchida, P. Babu Dayal, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  LEOS2008
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2008-11-12
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Low Polarization Dependence of Bragg Reflector Slow Light Waveguides2008
- Author(s)
  Ayumi Fuchida, P. Babu Dayal, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama
- Organizer
  21st Annual Meeting of The IEEE Lasers & Electro-Optics Society, LEOS2008
- Place of Presentation
  Newport Beach, USA
- Year and Date
  2008-11-12
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Slow Light Waveguide Detector Slowing Light in Bragg Reflector Waveguide2007
- Author(s)
  Keisuke Kuroki, Go Hirano, Fumio Koyama, Koichi Hasebe and Takahiro Sakaguchi
- Organizer
  ECOC07
- Place of Presentation
  Berlin, Germany
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Fabrication and characterization of tunable chromatcy dispersion compensator based on hollow waveguide2007
- Author(s)
  Tomofumi Takeishi, Takeishi, Takahiroi Sakaguchi and Fumio Koyama
- Organizer
  OECC/IOOC2007
- Place of Presentation
  Yokohama, Japan
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Transverse-mode and Polarization Characteristics of 1.55μm Micromachined VCSELs2007
- Author(s)
  Koichi Hasebe, Wiganes Janto, Nobuhiko Nishiyama, Catherine Caneau, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama and Chung-En Zah
- Organizer
  OECC/IOOC2007
- Place of Presentation
  Yokohama, Japan
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Fabrication and characterization of tunable chromatic dispersion compensator based on hollow waveguide2007
- Author(s)
  Tomofumi Takeishi, Takahiroi Sakaguchi and Fumio Koyama
- Organizer
  OECC/IOOC2007
- Place of Presentation
  Yokohama, Japan
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Slow Light Waveguide Detector Slowing Loght in Bragg Reflector Waveguide2007
- Author(s)
  Keisuke Kuroki, Go Hirano, Fumio Koyama, Koichi Hasebe, Takahiro Sakaguchi
- Organizer
  33rd European Conference and Exhibition on Optical Communication, ECOC07
- Place of Presentation
  Berlin, Germany
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Fabrication and characterization of tunable chromatic dispersion compensator based on hollow waveguide2007
- Author(s)
  Tomofumi Takeishi, Takahiroi Sakaguchi and Fumio Koyama
- Organizer
  OECC/IOOC2007
- Place of Presentation
  Yokohama, Japan
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Slow Light Waveguide Detector Slowing Light in Bragg Reflector Waveguide2007
- Author(s)
  Keisuke Kuroki, Go Hirano, Fumio Koyama, Koichi Hasebe and Takahiro Sakaguchi
- Organizer
  ECOC07
- Place of Presentation
  Berlin, Germany
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Fabrication and characterization of tunable chromatic dispersion compensator based on hollow waveguide (12E3-3, pp. 442-443)2007
- Author(s)
  T. Takeishi, T. Sakaguchi and F. Koyama
- Organizer
  OECC/IOOC2007
- Place of Presentation
  Yokohama, Japan
- Year and Date
  2007-07-12
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Transvers-mode and Polarization Characteristics of 1.55μm Micromachined VCSELs2007
- Author(s)
  Koichi Hasebe, Wiganes Janto, Nobuhiko Nishiyama, Catherine Caneau, Takahiro Sakaguchi, Akihiro Matsutani, Fumio Koyama and Chung-En Zah
- Organizer
  OECC/IOOC2007
- Place of Presentation
  Yokohama. Japan
- Data Source
  KAKENHI-PROJECT-19206012
[Presentation] Hollow Waveguide Distributed Bragg Reflector for Widely Tunable Optical Devices (OtuM4)2006
- Author(s)
  Y. Sakurai, H. Yamakawa, Y. Yokota, A. Matsutani, T. Sakaguchi and F. Koyama
- Organizer
  Optical Fiber Communications Conference 2006
- Place of Presentation
  Anaheim, USA
- Year and Date
  2006-03-12
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Air-core Resonator with Widely Tunable Hollow Waveguide Bragg Reflectors2005
- Author(s)
  Y. Sakurai, A. Matsutani, T. Sakaguchi and F. Koyama
- Organizer
  31st European Conference on Optical Communication, ECOC2005
- Place of Presentation
  Glasgow, UK
- Year and Date
  2005-10-12
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] 160nm Continuous Wavelength Tuning of Tunable Hollow Waveguide Bragg Reflector (Postdeadline Paper, CPDA6, CLEO2005, CPDA6)2005
- Author(s)
  Y. Sakurai, A. Matsutani, T. Sakaguchi and F. Koyama
- Organizer
  Conference on Lasers and Electro-Optics
- Place of Presentation
  Baltimore, USA
- Year and Date
  2005-05-09
- Data Source
  KAKENHI-PROJECT-17068006
[Presentation] Athermal multi-wavelength VCSEL array employing thermally actuated micromachined mirrors
- Author(s)
  Masanori Nakahama,Takahiro Sakaguchi,Akihiro Matsutani,Fumio Koyama
- Organizer
  IEEE International Semiconductor Laser Conference
- Place of Presentation
  Meria Palas Atenea(Palma de Mallorca)
- Year and Date
  2014-09-07 – 2014-09-10
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Hollow Waveguide DBR Lasers with Novel 2D Optical Confinement Toward Athermal and Narrow Linewidth Operations
- Author(s)
  Hideaki Yamakawa, Tomohiro Akutsu, Takahiro Sakaguchi and Fumio Koyama
- Organizer
  ISLC2012
- Place of Presentation
  San Diego, USA
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Athermal and Widely Tunable VCSEL with Bimorph Micromachined Mirror
- Author(s)
  Masanori Nakahama,Takahiro Sakaguchi,Akihiro Matsutani,Fumio Koyama
- Organizer
  The OptoElectronics and Communication Conference 2014
- Place of Presentation
  The Melbourne Convention and Exhibition Centre
- Year and Date
  2014-07-06 – 2014-07-10
- Data Source
  KAKENHI-PROJECT-22226008
[Presentation] Giant wavelength-temperature dependence of 850nm VCSELs with a metal/semiconductor thermally actuated mirror
- Author(s)
  Masanori Nakahama, Hayato Sano, Syunya Inoue, Akihiro Matsutani, Takahiro Sakaguchi, Fumio Koyama
- Organizer
  Photonics West 2013
- Place of Presentation
  San Francisco, USA
- Data Source
  KAKENHI-PROJECT-22226008

1. KOYAMA Fumio (30178397)

# of Collaborated Projects: 12 results

# of Collaborated Products: 55 results
2. HONDA Tohru (20251671)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
3. MATSUTANI Akihiro (40397047)

# of Collaborated Projects: 4 results

# of Collaborated Products: 25 results
4. IGA Kenichi (10016785)

# of Collaborated Projects: 4 results

# of Collaborated Products: 0 results
5. MIYAMOTO Tomoyuki (70282861)

# of Collaborated Projects: 3 results

# of Collaborated Products: 0 results
6. BABA Toshihiko (50202271)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
7. 川西英雄 (70016658)

# of Collaborated Projects: 2 results

# of Collaborated Products: 0 results
8. UENOHARA Hiroyuki (20334526)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

SAKAGUCHI Takahiro 坂口 孝浩

坂口 孝治 サカグチ コウジ

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Next generation Using GaInN Blue VCSEL for a light source of the DVD with a large capacityPrincipal Investigator

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EXCELLENT TEMPERATURE CHARACTERISTIC 1.2 μm SINGLE-MODE SEMICONDUCTOR LASERS AND ITS APPLICATION TO ULTRA-HIGH SPEED OPTICAL LINKSPrincipal Investigator

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横成長によるハイブリッド構造GaN系面発光レーザの検討に関する研究Principal Investigator

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GaAs/GaAlAs量子細線面発光レーザに関する基礎研究Principal Investigator

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SAKAGUCHI Takahiro 坂口孝浩

坂口孝治サカグチコウジ