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Tokunaga Daijiro  徳永 大二郎

ORCIDConnect your ORCID iD *help
Researcher Number 90981093
Other IDs
Affiliation (Current) 2026: 東京科学大学, 工学院, 助教
Affiliation (based on the past Project Information) *help 2024 – 2025: 東京科学大学, 工学院, 助教
2023: 東京工業大学, 工学院, 助教
Review Section/Research Field
Principal Investigator
Basic Section 18020:Manufacturing and production engineering-related / 0301:Mechanics of materials, production engineering, design engineering, fluid engineering, thermal engineering, mechanical dynamics, robotics, aerospace engineering, marine and maritime engineering, and related fields
Except Principal Investigator
Medium-sized Section 18:Mechanics of materials, production engineering, design engineering, and related fields
Keywords
Principal Investigator
レーザ溶接 / セラミックス / 組織制御 / 空孔 / 可視化 / アルミナ / マランゴニ対流 / 気泡 / レーザ融接 / 選択的レーザ溶融法 … More
Except Principal Investigator
… More 溶融金属 / 微小流路 / ガラス / レーザ / 鋳造 Less
  • Research Projects

    (3 results)
  • Research Products

    (6 results)
  • Co-Researchers

    (3 People)
  •  セラミックス融液内気泡の近赤外光を用いたその場観察および複合場による制御の試みPrincipal Investigator

    • Principal Investigator
      徳永 大二郎
    • Project Period (FY)
      2025 – 2027
    • Research Category
      Grant-in-Aid for Early-Career Scientists
    • Review Section
      Basic Section 18020:Manufacturing and production engineering-related
    • Research Institution
      Institute of Science Tokyo
  •  High-strength laser fusion welding of ceramic microcomponents and mechanistic investigationPrincipal Investigator

    • Principal Investigator
      Tokunaga Daijiro
    • Project Period (FY)
      2023 – 2024
    • Research Category
      Grant-in-Aid for Research Activity Start-up
    • Review Section
      0301:Mechanics of materials, production engineering, design engineering, fluid engineering, thermal engineering, mechanical dynamics, robotics, aerospace engineering, marine and maritime engineering, and related fields
    • Research Institution
      Institute of Science Tokyo
  •  極限的時間・空間分解能での溶融金属の流動挙動と冷却過程のダイナミクス解明

    • Principal Investigator
      比田井 洋史
    • Project Period (FY)
      2023 – 2027
    • Research Category
      Fund for the Promotion of Joint International Research (International Collaborative Research)
    • Review Section
      Medium-sized Section 18:Mechanics of materials, production engineering, design engineering, and related fields
    • Research Institution
      Chiba University

All 2025 2024

All Presentation

  • [Presentation] レーザ照射雰囲気がAl2O3の溶融凝固挙動に与える影響2025

    • Author(s)
      渡辺貴博,徳永大二郎,青野祐子,平田敦
    • Organizer
      2025年度精密工学会春季大会学術講演会
    • Data Source
      KAKENHI-PROJECT-23K19095
  • [Presentation] 近赤外光を利用したレーザ溶融アルミナの高倍率in-situ観察2025

    • Author(s)
      徳永大二郎,青野祐子,平田敦
    • Organizer
      2025年度精密工学会春季大会学術講演会
    • Data Source
      KAKENHI-PROJECT-23K19095
  • [Presentation] Analysis of bubble motion in molten alumina induced by laser irradiation using particle tracking velocimetry (PTV)2025

    • Author(s)
      Daijiro Tokunaga, Yuko Aono, Atsushi Hirata
    • Organizer
      21th International Symposium on Flow Visualization
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19095
  • [Presentation] 近赤外光を利用したレーザ溶融セラミックス内気泡の可視化2024

    • Author(s)
      徳永大二郎,青野祐子,平田敦
    • Organizer
      2024年度精密工学会秋季大会学術講演会
    • Data Source
      KAKENHI-PROJECT-23K19095
  • [Presentation] 熱履歴制御によるセラミックス微小要素の高強度レーザ融接の試み2024

    • Author(s)
      徳永大二郎,渡辺貴博,青野裕子,平田敦
    • Organizer
      精密工学会 2023年度精密工学会春季大会学術講演会
    • Data Source
      KAKENHI-PROJECT-23K19095
  • [Presentation] Direct O bservation of B ubbles I nside the M olten P ool in L aser Melting of A lumina2024

    • Author(s)
      Daijiro Tokunaga, Yuko Aono, Atsushi Hirata
    • Organizer
      The 20th International Conference on Precision Engineering,
    • Int'l Joint Research
    • Data Source
      KAKENHI-PROJECT-23K19095
  • 1.  比田井 洋史 (60313334)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 2.  松坂 壮太 (30334171)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results
  • 3.  伊東 翔 (70743441)
    # of Collaborated Projects: 1 results
    # of Collaborated Products: 0 results

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