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J-GLOBAL ID：200901004411969707   Update date: Apr. 17, 2024

Yaguchi Hiroyuki

ヤグチ ヒロユキ | Yaguchi Hiroyuki
Affiliation and department：
Saitama University Graduate School of Science and Engineering, Graduate School of Science and Engineering

About Saitama University Graduate School of Science and Engineering, Graduate School of Science and Engineering


Job title： Professor
Homepage URL  (1)： http://opt.eeap.saitama-u.ac.jp/
Research field  (4)： Electric/electronic material engineering ,  Crystal engineering ,  Applied materials ,  Semiconductors, optical and atomic physics
Research keywords  (5)： 光エレクトロニクスデバイス ,  エピタキシャル成長 ,  分子線エピタキシー ,  光エレクトロニクス ,  光物性
Research theme for competitive and other funds  (25)：
  • 2019 - 2022 Development of High Efficiency Photovoltaic Cells Using Electron Localized States in Dilute Nitride Semiconductors
  • 2018 - 2021 Characterization of defect levels in UV-LEDs by below-gap excitation light under operating condition
  • 2014 - 2017 Study on the Behavior of Defects in Dilute Nitride Semiconductors and Improvement of Device Reliability
  • 2013 - 2017 Advanced research on semiconductor optical device materials by controlling phonon transport under non-thermal equilibrium state
  • 2012 - 2015 Generation and control of quantum correlated photons from atomic-layer doped semiconductors
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Papers (215)：
  • Abdul Qayoom, Sanjida Ferdous, Shuhei Yagi, Hiroyuki Yaguchi. Photocurrent enhancement by below bandgap excitation in GaPN. Japanese Journal of Applied Physics. 2023. 62. SK. SK1038-SK1038
  • Shuhei Yagi, Shun Numata, Yasushi Shoji, Yoshitaka Okada, Hiroyuki Yaguchi. Effects of carrier-blocking barrier height on two-step photocurrent generation in dilute nitride intermediate band solar cells. Japanese Journal of Applied Physics. 2023. 62. SK. SK1008-SK1008
  • Sanjida Ferdous, Hiroki Iwai, Norihiko Kamata, Hiroyuki Yaguchi, Shuhei Yagi. Detection of Nonradiative Recombination Centers in GaPN by Combining Two-Wavelength Excited Photoluminescence and Time-Resolved Photoluminescence. physica status solidi (b). 2021. 258. 11. 2100119-2100119
  • Tetsuhiko Miyadera, Yuto Auchi, Kohei Yamamoto, Noboru Ohashi, Tomoyuki Koganezawa, Hiroyuki Yaguchi, Yuji Yoshida, Masayuki Chikamatsu. Insights into Microscopic Crystal Growth Dynamics of CH3NH3PbI3 under a Laser Deposition Process Revealed by In Situ X-ray Diffraction. ACS APPLIED MATERIALS & INTERFACES. 2021. 13. 19. 22559-22566
  • Mitsuru Takenaka, Osamu Nakatsuka, Hiroyuki Yaguchi. Solid State Devices and Materials FOREWARD. JAPANESE JOURNAL OF APPLIED PHYSICS. 2021. 60. SB
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MISC (115)：
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Patents (4)：
Books (7)：
  • 初歩から学ぶ固体物理学
    講談社 2017 ISBN:9784061532946
  • 理工学のための線形代数
    培風館 2013 ISBN:9784563004712
  • 吉田貞史, 菊池昭彦, 松田七美男, 矢口裕之, 明連広昭, 石谷善博, 金原粲 電気数学
    実教出版 2008 ISBN:9784407313178
  • 等電子トラップを利用した単一光子発生素子の作製
    [矢口裕之] 2007
  • 金原粲、吉田貞史、江馬一弘、馬場茂、矢口裕之、和田直久 基礎物理2
    実教出版 2006 ISBN:9784407308556
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Lectures and oral presentations  (280)：
  • First-principles study of the band tail states and optical properties of gallium phosphide nitride alloys
    (35th International Conference on the Physics of Semiconductors 2022 2022)
  • Arsenic Composition Dependence Of Up-conversion Luminescence Of Gallium Phosphide Arsenide Nitride Alloys
    (35th International Conference on the Physics of Semiconductors 2022 2022)
  • Fabrication of 280 nm LD structures using polarizaitn doped p-type layers and observation of high current injection emission
    (The 69th JSAP Spring Meeting 2022 2022)
  • Wavelength dependence of net modal gain of AlGaN-based DUV laser diode
    (The 69th JSAP Spring Meeting 2022 2022)
  • Excitation Power Dependence of Emission Lines from Er Doped GaAs
    (The 69th JSAP Spring Meeting 2022 2022)
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Education (3)：
  • 1988 - 1991 University of Tokyo Graduate School of Engineering Department of Applied Physics
  • 1986 - 1988 University of Tokyo Graduate School of Engineering Department of Applied Physics
  • - 1986 University of Tokyo Faculty of Engineering Department of Applied Physics
Professional career (3)：
  • Dr. (Engineering) (University of Tokyo)
  • - (University of Tokyo)
  • - (University of Tokyo)
Committee career (10)：
  • - 現在 応用物理学会 論文誌企画・編集委員会委員
  • 応用物理学会 応用物理学会論文賞委員
  • 2018 International Conference on Solid State Devices and Materials (SSDM2018) Program Committee JJAP Special Issues Editor
  • 2019 International Conference on Solid State Devices and Materials (SSDM2019) Program Committee JJAP Special Issues Editor
  • 2020 International Conference on Solid State Devices and Materials (SSDM2020) Program Committee JJAP Special Issues Editor
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Awards (5)：
  • 2021/03 - The Japan Society of Applied Physics The 68th JSAP Spring Meeting, 2021 Poster Award First-Principles Study of Optical Absorption Due to Band Tail States in GaPN
  • 2019/03 - The Japan Society of Applied Physics APEX/JJAP Editorial Contribution Award
  • 2013/04 - The Japan Society of Applied Physics APEX/JJAP Editorial Contribution Award
  • 1997 - The Japan Society of Applied Physics 2nd (1997) Young Scientist Presentation Award, Japanese Society of Applied Physics
  • 1995 - 井上研究奨励賞
Association Membership(s) (8)：
日本光学会 ,  Materials Research Society ,  American Physical Society ,  応用物理学会 ,  Optical Society of Japan ,  Materials Research Society ,  American Physical Society ,  The Japan Society of Applied Physics
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