Updated on 2025/06/16

Information

 

写真a

 
KAWAI KOSEI
 
Organization
Faculty of Engineering Department of Mechanical Engineering Assistant Professor
School of Engineering (Concurrent)
Graduate School of Engineering Department of Mechanical Engineering(Concurrent)
Title
Assistant Professor
Contact information
メールアドレス

Degree

  • Doctor of Engineering ( 2025.3 )

Education

  • The University of Tokyo   Graduate School of Engineering   Department of Mechanical Engineering

    2022.4 - 2025.3

      More details

    Notes:https://youtu.be/VjOiwdsuZ_E?si=0Tvje0GpOgFH6sqI

  • The University of Tokyo   Graduate School of Engineering   Department of Mechanical Engineering

    2020.4 - 2022.3

  • Yokohama National University   College of Engineering Science   Department of Mechanical Engineering, Materials Science

    2016.4 - 2020.3

Awards

  • HONORABLE MENTION YOUNG TALK

    2024.9   12th Conference on Broadband Dielectric Spectroscopy and its Applications (BDS2024)  

     More details

    Award type:Award from international society, conference, symposium, etc. 

  • 優秀プレゼンテーション賞

    2024.5   第61回日本伝熱シンポジウム  

     More details

    Award type:Award from Japanese society, conference, symposium, etc. 

Papers

  • Water rotational relaxation time measurement by shortwave infrared micro spectroscopy(SWIR) at sub-zero temperatures Reviewed

    Kosei Kawai, Ryo Shirakashi

    Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy   322 ( 5 )   2024.12

     More details

    Language:English   Publishing type:Research paper (scientific journal)  

  • Short wave infrared microscopic spectroscopy for two-dimensional distribution of water molecular rotational relaxation time Reviewed

    Kosei Kawai, Ryo Shirakashi

    Japan journal of thermophysical properties   38 ( 2 )   48 - 55   2024.5

     More details

    Language:Japanese   Publishing type:Research paper (scientific journal)  

Presentations

  • Measurement of water activity in water-retained samples by shortwave infrared (SWIR) micro spectroscopy and its thermodynamic interpretation

    Kosei Kawai;Ryo Shirakashi

    The 62nd National Heat Transfer Symposium/HTSJ International Heat Transfer Symposium  2025.5 

     More details

    Event date: 2025.5

    Language:English   Presentation type:Oral presentation (general)  

  • 短波赤外分光による含水試料中の水分子の水素結合エネルギーと水分活性に関する研究

    川合晃生;白樫了

    第45回日本熱物性シンポジウム  2024.10 

     More details

    Event date: 2024.10

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Measurement of rotational relaxation time of water in biosystem by shortwave infrared micro spectroscopy

    K. Kawai;J. Zhang;H. Matsuura;R. Shirakashi

    12th Conference on Broadband Dielectric Spectroscopy and its Applications  2024.9 

     More details

    Event date: 2024.9

    Language:English   Presentation type:Oral presentation (general)  

  • Slow dynamics of intracellar water measured by BDS with Kramers-Kronig relations and Bruggeman-Hanai equation

    H. Matsuura;K. Kawai;R. Shirakashi

    12th Conference on Broadband Dielectric Spectroscopy and its Applications  2024.9 

     More details

    Event date: 2024.9

    Language:English   Presentation type:Oral presentation (general)  

  • Measuring 2D Distribution of Water Rotational Relaxation Time in a Fish Egg by Short-Wave Infrared Micro Spectroscopy

    K. Kawai;R. Shirakashi

    Third Asian Conference on Thermal Sciences  2024.6 

     More details

    Event date: 2024.6

    Language:English   Presentation type:Oral presentation (general)  

  • メダカ魚卵内水分子の水素結合状態と回転緩和時間の測定

    川合晃生;白樫了

    第23回東京大学生命科学シンポジウム  2024.6 

     More details

    Event date: 2024.6

    Language:Japanese   Presentation type:Poster presentation  

  • 短波長赤外顕微分光による氷点下水溶液中の水分子の水素結合状態と回転緩和時間の測定

    川合晃生;白樫了

    第61回日本伝熱シンポジウム  2024.5 

     More details

    Event date: 2024.5

    Language:Japanese   Presentation type:Poster presentation  

  • 短波長赤外顕微分光による水素結合エネルギーと水分活性に関する研究

    川合晃生;Zhang Junkai;白樫了

    第61回日本伝熱シンポジウム  2024.5 

     More details

    Event date: 2024.5

    Language:Japanese   Presentation type:Oral presentation (general)  

  • 顕微赤外分光を用いた低温における水分子の水素結合状態と回転緩和時間の測定

    川合晃生;白樫了

    第44回日本熱物性シンポジウム  2023.11 

     More details

    Event date: 2023.11

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Measurement of 2D-distribution of water rotational relaxation time by short-wave infrared (SWIR) micro spectroscopy

    K. Kawai;R. Shirakashi

    22nd European Conference on Thermophysical Properties  2023.9 

     More details

    Event date: 2023.9

    Language:English   Presentation type:Oral presentation (general)  

  • 顕微赤外分光による水分子の水素結合状態と回転緩和時間の二次元分布測定

    川合晃生;白樫了

    第60回日本伝熱シンポジウム  2023.5 

     More details

    Event date: 2023.5

    Language:Japanese   Presentation type:Poster presentation  

  • FT-IRによる魚卵内水分子の結合状態の測定

    川合晃生;白樫了

    日本機械学会第33回バイオフロンティア講演会  2022.12 

     More details

    Event date: 2022.12

    Language:Japanese   Presentation type:Oral presentation (general)  

  • Modeling the process of Medaka fish egg differentiation at low temperature

    K. Kawai;R. Shirakashi

    CRYO2022  2022.7 

     More details

    Event date: 2022.7

    Language:English   Presentation type:Poster presentation  

  • 誘電分光による魚卵内水分子の回転緩和時間の測定

    川合晃生;白樫了

    第59回日本伝熱シンポジウム  2022.5 

     More details

    Event date: 2022.5

    Language:Japanese   Presentation type:Poster presentation  

  • 人工的ニューラルネットワークによるにおいの識別

    川合 晃生;石津 諒太;森下 信

    日本機械学会 関東支部第26期総会・講演会  2020.3 

     More details

    Event date: 2020.3

    Language:Japanese   Presentation type:Oral presentation (general)  

▼display all

Class subject

  • 基幹教育セミナー

    2025.6 - Present   Summer quarter