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J-GLOBAL ID:200901004794393293   Update date: Sep. 27, 2024

Numai Takahiro

Numai Takahiro | Numai Takahiro
Affiliation and department:
Job title: Professor
Other affiliations (2):
Research field  (1): Optical engineering and photonics
Research keywords  (1): Quantum Electronics, Opto-Electronics, Imprint, Holographic Lithography, Stacked Color Sensor
Research theme for competitive and other funds  (5):
  • 2012 - 2015 Output-Laser-Beams Controlled Semiconductor Lasers with Low-Threshold-Current for Large Capacity Lightwave Transmission and Optical Information Processing
  • 2008 - 2010 Reduction of Four Wave Mixing in Long-Haul Large-Capacity Frequency Division Multiplexing Optical Fiber Transmission Systems
  • 1995 - 1997 Research on Blue Semiconductor Lasers Based on MOCVD
  • 1994 - 1994 量子化された場におけるエキシトン・フォノン、エキシトン・フォトン相互作用の研究
  • 1992 - 1994 Study of High-Performance Blue Semiconductor Lasers Based on Localized Excitons
Papers (117):
MISC (3):
  • Higaki Masahiro, Numai Takahiro. Asymmetric Ridge-type Semiconductor Laser with a Selectively Formed Single-Sided Antiguiding Cladding Layer. Technical report of IEICE. LQE. 2012. 112. 356. 23-26
  • KASAHARA Kenichi, NUMAI Takahiro, KOSAKA Hideo, OGURA Ichiro, KURIHARA Kaori, SUGIMOTO Mitsunori. Vertical to Surface Transmission Electro-Photonic Device (VSTEP) and Its Application to Optical Interconnection and information Processing. IEICE Trans. Electron. 1992. 75. 1. 70-80
  • NUMAI T. High efficiency and large light-output laser operation in a PNPN vertical to surface transmission electro-photonic device with a vertical cavity. LEOS'91. 1991
Patents (1):
  • 撮像素子およびその製造方法
Books (23):
  • 固体物性の基礎
    共立出版 2019
  • 材料物性の基礎
    共立出版 2019
  • Fundamentals of Semiconductor Lasers, Second Edition
    Springer 2015 ISBN:9784431551478
  • 大学生のための量子力学演習
    共立出版 2013 ISBN:9784320034969
  • OHM大学テキスト 固体物性工学
    オーム社 2012 ISBN:9784274212765
more...
Lectures and oral presentations  (78):
  • High Resonance Frequency in a Coupled Cavity DFB-LD with Asymmetric Grating Coupling Coefficients by Photon-Photon Resonance
    (19th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD 2019) 2019)
  • High Resonance Frequency in a Coupled Cavity DFB-LD with Two Phase Shifts by Photon-Photon Resonance
    (18th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD 2018) 2018)
  • High Resonance Frequency in a Coupled Cavity DFB-LD with Phase-Shifted/Uniform Gratings by Photon-Photon Resonance
    (17th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD 2017) 2017)
  • Enhancement of Resonance Frequency in a DFB-LD with Internally Incident Modulated Light
    (16th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD 2016) 2016)
  • Resonance-Shifted DFB-LD for High E/O Conversion Efficiency and Stable Single Longitudinal Mode Operation
    (2016 EMN Beijing Meeting 2016)
more...
Education (2):
  • - 1985 Keio University "Graduate School, Division of Engineering" Electrical Engineering Major
  • - 1983 Keio University Faculty of Engineering Department of Electrical Engineering
Professional career (1):
  • Ph. D. (Keio University)
Work history (3):
  • 1998/01/01 - 2003/03/31 Canon Research Center, Canon Inc.
  • 1994/04/01 - 1997/12/31 Associate Professor, Research Institute for Electronic Science, Hokkaido University
  • 1985/04/01 - 1994/03/31 Opto-Electronics Research Laboratories, NEC Corporation
Committee career (4):
  • 2009/05 - 2012/04 電子情報通信学会論文誌ELEX 編集委員
  • 2006/04 - 2008/03 応用物理学会関西支部幹事
  • 1996/04 - 1997/12 応用物理学会北海道支部幹事
  • IEEE Senior Member, OSA Fellow
Awards (2):
  • 2017/09 - Optical Society of America (Presently Optica) OSA Fellow
  • 2011/06 - 慶應義塾大学理工学部同窓会研究教育奨励基金による同窓生表彰(現 矢上賞)
Association Membership(s) (5):
Physical Society of Japan ,  "The Institute of Electronics, Information and Communication Engineers (IEICE)" ,  The Japan Society of Applied Physics ,  OSA ,  IEEE
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