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J-GLOBAL ID：200901067160030360   Update date: May. 18, 2024

Toyota Hirofumi

トヨタ ヒロフミ | Toyota Hirofumi
Affiliation and department：
Nagaoka University of Technology Civil and Environmental Engineering

About Nagaoka University of Technology Civil and Environmental Engineering


Job title： Professor
Homepage URL  (1)： https://geotech1.nagaokaut.ac.jp/
Research field  (1)： Geotechnical engineering
Research keywords  (1)： Geotechnical Engineering
Research theme for competitive and other funds  (23)：
  • 1995 - 現在 Mechanical properties of unsaturated soils
  • 1995 - 現在 Dynamic properties of ground
  • 1995 - 現在 Liquefaction
  • 2021 - 2024 Development of evaluation method of aging and reliquefaction for liquefied ground considering sand particle's orientation
  • 2021 - 2023 Mechanism of self-cementation of small glass beads and its use in geotechnical engineering
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Papers (113)：
  • Ngoc Bao Le, Hirofumi Toyota, Susumu Takada. Small strain shear modulus of saturated and unsaturated cohesive soils under anisotropic consolidation. Soils and Foundations. 2024. 64. 3. 101464-101464
  • Hirofumi Toyota, Susumu Takada. Aging effects on liquefaction resistance of sand estimated from laboratory investigation. Soils and Foundations. 2023. 63. 3. 101318-101318
  • Hirofumi Toyota, Susumu Takada. Settlement assessment of sand subjected to cyclic stress related to a load moving over a surface using hollow cylindrical torsional shear apparatus. Transportation Geotechnics. 2021. 29. 100580-100580
  • Hirofumi Toyota, Susumu Takada. Soil element assessment of cyclic-load-induced settlement considering combination of vertical, horizontal, and shear stresses in cohesive soil. Soils and Foundations. 2021. 61. 3. 752-764
  • Hirofumi Toyota. Mechanical properties of cementitious sand and sand with small cyclic shear strain to assess aging effects on liquefaction. Acta Geotechnica. 2021
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MISC (94)：
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Patents (1)：
  • 消雪設備および雨水の収集方法
Books (6)：
  • A guide to soil testing (Fourth edition)
    2024 ISBN:9784810610666
  • 土質試験のてびき 第三版
    2015
  • 地盤材料試験の方法と解説
    (公社)地盤工学会 2009
  • 不飽和地盤の挙動と評価
    2004
  • 土の力学
    2000
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Lectures and oral presentations  (32)：
  • 土の力学特性に与える段階ひずみ速度依存性の研究
    (第3回地盤工学会北陸支部ユースネットワーク研究発表会 2023)
  • 現場状況を考慮した不撹乱試料の微小ひずみ変形特性試験
    (第3回地盤工学会北陸支部ユースネットワーク研究発表会 2023)
  • 三軸試験と振動台試験を用いた粒子配向性に着目した液状化試験
    (第3回地盤工学会北陸支部ユースネットワーク研究発表会 2023)
  • 液状化によるセメンテーション破壊と密実化が再液状化に及ぼす影響
    (第58回地盤工学研究発表会 2023)
  • 異方圧密された粘性土及び砂の微小変形特性
    (第58回地盤工学研究発表会 2023)
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Education (3)：
  • 1992 - 1995 University of Tokyo Graduate School, Division of Engineering, Doctoral course
  • 1990 - 1992 University of Tokyo Graduate School, Division of Engineering, Master course
  • 1986 - 1990 Tohoku University Faculty of Engineering
Professional career (2)：
  • Ph.D. (University of Tokyo)
  • 修士(工学) (東京大学)
Work history (5)：
  • 2021/04 - 現在 Nagaoka University of Technology Graduate School of Engineering Department of Civil and Environmental Engineering Professor
  • 2007/04 - 2021/03 Nagaoka University of Technology Associate Professor
  • 1999/08 - 2007/03 Nagaoka University of Technology Associate Professor
  • 1997/04 - 1999/07 Nagaoka University of Technology Assistant Professor
  • 1995/04 - 1997/03 Nagaoka University of Technology Research Associate
Awards (4)：
  • 2020/03 - (公社)地盤工学会 功労賞
  • 2013/04 - Japanese Geotechnical Society Business Planning Award
  • 2007/03 - Japanese Society for Engineering Education Award for Engineering Education
  • 2006/04 - Hokuriku Branch of the Japanese Geotechnical Society Award for the Best Paper
Association Membership(s) (2)：
THE JAPANESE GEOTECHNICAL SOCIETY ,  JAPAN SOCIETY OF CIVIL ENGINEERS
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