KOYAMA.Masatoshi

写真a

Title

Associate Professor

Research Fields, Keywords

Semiconductor engineering, Semiconductor devices, Physics of semiconductor, Semiconductor manufacturing processes

Graduating School 【 display / non-display

  • Osaka Institute of Technology   Faculty of Engineering   Department of Electrical and Electronic Systems Engineering   Others

Graduate School 【 display / non-display

  • Osaka Institute of Technology  Graduate School of Engineering  Electrical and Electronic Engineering  Doctor's Course  Completed  Others

Degree 【 display / non-display

  • Osaka Institute of Technology -  Doctor(Engineering)  Physics of Semiconductor, Devices

Association Memberships 【 display / non-display

  •  
     
     
     

    The Electrochemical Society  Others

Committee Memberships 【 display / non-display

  • 2021.04
    -
    Now

     

  • 2018.06
    -
    Now

     

Research field 【 display / non-display

  • Semiconductor engineering

  • Electron device/Electronic equipment

  • Physics of semiconductors

 

Papers 【 display / non-display

  • Improved electrical performance of solution-processed zinc oxide-based thin-film transistors with bilayer structure

    Kazuyori Oura, Hideo Wada, Masatoshi Koyama, Toshihiko Maemoto, and Shigehiko Sasa  ( Multiple Authorship )

    Journal of Information Display   23   105 - 113   2021.12

    Research paper (scientific journal)  English

    DOI

  • Impact of optical absorption for THz radiation in GaSb/InAs heterostructures

    R. Ohashi, D. Shimada, M. Koyama, T. Maemoto, S. Sasa, F. Murakami, H. Murakami, M. Tonouchi  ( Multiple Authorship )

    2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)     2021.03

    Research paper (international conference proceedings)  English

    DOI

  • Development of terahertz optical sources for an excitation wavelength of 1.56 μm

    Daichi Shimada, Ryota Ohashi, Masatoshi Koyama, Toshihiko Maemoto, Shigehiko Sasa, Kosuke Okada, Hironaru Murakami, Masayoshi Tonouchi  ( Multiple Authorship )

    2020 45th International Conference on Infrared, Millimeter, and Terahertz Waves (IRMMW-THz)     2021.03

    Research paper (international conference proceedings)  English

    DOI

  • Nonuniform Carrier Heating Induced Nonlinear Electron Transport Properties in Asymmetrically Necked InAs Mesa Structures

    Ryota Ohashi, Daichi Shimada, Masatoshi Koyama, Toshihiko Maemoto, Shigehiko Sasa  ( Multiple Authorship )

    ECS Meeting Abstracts   MA2020-02   3610   2020.10

    Research paper (international conference proceedings)  English

    DOI

  • Characteristics of the Hf0.5Zr0.5O2 Thin Films Grown by a Chemical Solution Deposition Method

     ( Multiple Authorship )

    Journal of the Society of Materials Science, Japan   68 ( 10 ) 745 - 750   2019.10

    Research paper (scientific journal)  Japanese

    DOI

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Research Grants and Projects 【 display / non-display

  • Project Year:2021.04  -  2024.03 

  • Project Year:2020.04  -  2024.03 

  • Project Year:2019.04  -  2022.03 

  • Project Year:2017.04  -  2021.03 

  • Project Year:2017.04  -  2020.03 

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Presentations 【 display / non-display

  • HZOバッファ層を用いたMOD法によるR 面サファイア基板上への VO2 薄膜の作製

    豊田和晃, 扶川 泰斗, 大内 涼介, 小池 一歩, 小山 政俊, 和田英男, 河原正美

    Internal meeting  第30回(2021年度)日本赤外線学会研究発表会  ( オンライン )  Poster (general)

    2021.10
     
     

  • Terahertz time-domain spectroscopy of GaAs epitaxial layers treated with the use of fast atom bombardment

    Hideo Takeuchi, Yuto Omuku, Ryota Onoda, Toshihiro Nakaoka, Jun Utsumi, Shigeo Kawasaki, and Masatoshi Koyama

    International conference  31st International Conference on Defects in Semiconductors (ICSD31) 2021  ( Oslo )  Poster (general)

    2021.07
     
     

  • Structural Analysis and Characterization of Bilayer AZO Thin Film Transistor by SolutionProcess

    Kazuyori Oura, Keisuke Takano, Hideo Wada, Masatoshi Koyama, Toshihiko Maemoto and Shigehiko Sasa

    International conference  33rd International Microprocesses and Nanotechnology Conference (MNC 2020)  ( Online )  Oral Presentation(general)

    2020.11
     
     

  • Development of terahertz optical sources for excitation wavelength of 1.56 μm

    Daichi Shimada, Ryota Ohashi, Masatoshi Koyama, Toshihiko Maemoto, Shigehiko Sasa, Kosuke Okada, Hironaru Murakami, and Masayoshi Tonouchi

    International conference  45th International Conference on Infrared Millimeter and Terahertz Waves  ( Buffalo, NY, USA(Online) )  Poster (general)

    2020.11
     
     

  • Impact of optical absorption for THz radiation in GaSb/InAs heterostructures

    Ryota Ohashi, Daichi Shimada, Masatoshi Koyama, Toshihiko Maemoto, Shigehiko Sasa, Kosuke Okada, Hironaru Murakami, and Masayoshi Tonouchi

    International conference  45th International Conference on Infrared Millimeter and Terahertz Waves  ( Buffalo, NY, USA(online) )  Poster (general)

    2020.11
     
     

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