Tomiyama Jun

写真a

Researcher Number(JSPS Kakenhi)

20325830
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Current Affiliation Organization 【 display / non-display 】

  • Concurrently   University of the Ryukyus   Graduate School of Engineering and Science   Material,Structural and Energy Engineering   Professor  

  • Concurrently   University of the Ryukyus   Faculty of Engineering   School of Engineering_Civil Engineering Program   Professor  

  • Concurrently   University of the Ryukyus   Graduate School of Engineering and Science   Civil Engineering   Professor  

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Academic degree 【 display / non-display 】

  • University of the Ryukyus -  Doctor of Engineering

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External Career 【 display / non-display 】

  • 2006.04
    -
    2020.03

    University of the Ryukyus, Faculty of Engineering, Asosiate Professor  

  • 2020.04
    　
    　

     

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Affiliated academic organizations 【 display / non-display 】

  • 1900.04
    -
    Now
     

    Architectural Institute of Japan 

  • 1900.04
    -
    Now
     

    Japan Concrete Institute 

  • 1900.04
    -
    Now
     

    Japan Society of Civil Engineers 

  • 2005.04
    -
    Now
     

    Japan Society for Computaitonal Engineering and Science 

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Research Interests 【 display / non-display 】

  • Contruction Materials,Computational Mechanics,Concrete Engineering, Infrastructure Maintenance Engineering

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Research Areas 【 display / non-display 】

  • Social Infrastructure (Civil Engineering, Architecture, Disaster Prevention) / Civil engineering material, execution and construction management

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Research Theme 【 display / non-display 】

  • Diffusion Analysis of Air Born Sea-Salt

  • Analytical Study on Early Aged Concrete

  • Study on Alkali Silica Reaction

  • Flow Analysis of Fresh Concrete

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Published Papers 【 display / non-display 】

  • The Investigation and Discussion of Deteriorated Reinforced Concrete Bridges due to ASR

    Toshiaki MIYAGI, Jun TOMIYAMA, Tsuneo SUNAGAWA, Yuta IZUMI, Masaaki CHINEN

      25   307 - 312   2025.10 [ Peer Review Accepted ]

    Type of publication: Research paper (scientific journal)

  • Fundamental Study on Application of Fly Ash Concrete to Post-tensioned PC Bridges in Okinawa Prefecture

    Hoshin HIYANE, Jun TOMIYAMA, Masahiro SUZUKI, Michikazu TAWARA,Kazunori SHIBATA

    ( 日本材料学会 )  25   301 - 306   2025.10 [ Peer Review Accepted ]

    Type of publication: Research paper (scientific journal)

  • Verification of Expansion Inhibition Effect of Lithium Nitrite on Concrete Deteriorated by Delayed Expansion ASR

    Shusaku Matsumoto, Jun Tomiyama, Yoshiki Irinaka, Kazunari Jahana

    Concrete Structure Scenarios, JSMS,   46 ( 1 ) 1183 - 1188   2024.06 [ Peer Review Accepted ]

    Type of publication: Research paper (scientific journal)

  • Verification of Expansion Inhibition Effect of Lithium Nitrite on Concrete Deteriorated by Delayed Expansion ASR

    Yuri Hiraki, Jun Tomiyama, Naoto Yamamoto, Kouichi Nakamura

      46 ( 1 ) 2101 - 2106   2024.06 [ Peer Review Accepted ]

    Type of publication: Research paper (scientific journal)

  • Verification of Expansion Inhibition Effect of Lithium Nitrite on Concrete Deteriorated by Delayed Expansion ASR

    Concrete Structure Scenarios, JSMS,   23   467 - 472   2023.10 [ Peer Review Accepted ]

    Type of publication: Research paper (scientific journal)

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Other Papers 【 display / non-display 】

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Presentations 【 display / non-display 】

  • Numerical Study on Adhered Airborne Salt Content to The Superstructure of Concrete Bridge

    Jun Tomiyama

    8th International Symposium between Japan, Korea and China- Performance Improvement of Concrete for Long life span Structure  2014.03  -  2014.03 

  • Study on Trigate for Deteriorated Concrete Structures by JSCE-342

    S.Miyazato, T.Yamamoto, J.Tomiyama, R.Takahasi, T.Watanabe

    Proceedings of the 1st Ageing of Materials ＆ Structures  2014  -  2014 

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Preferred joint research theme 【 display / non-display 】

  • Durability on concrete structures

  • Study on Alkali Silica Reaction

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SDGs 【 display / non-display 】

  • 人と環境に優しく長持ちする材料開発
    産業廃棄物の再資源化

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