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Fabrication of porous aluminum with harmonic structures

Research Project

Project/Area Number 16H04534
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Material processing/Microstructural control engineering
Research InstitutionGunma University

Principal Investigator

Hangai Yoshihiko  群馬大学, 大学院理工学府, 教授 (80361385)

Co-Investigator(Kenkyū-buntansha) 宇都宮 登雄  芝浦工業大学, 工学部, 教授 (60176708)
Project Period (FY) 2016-04-01 – 2019-03-31
Project Status Completed (Fiscal Year 2018)
Budget Amount *help
¥17,810,000 (Direct Cost: ¥13,700,000、Indirect Cost: ¥4,110,000)
Fiscal Year 2018: ¥4,420,000 (Direct Cost: ¥3,400,000、Indirect Cost: ¥1,020,000)
Fiscal Year 2017: ¥4,940,000 (Direct Cost: ¥3,800,000、Indirect Cost: ¥1,140,000)
Fiscal Year 2016: ¥8,450,000 (Direct Cost: ¥6,500,000、Indirect Cost: ¥1,950,000)
Keywordsポーラスアルミニウム / 金属生産工学
Outline of Final Research Achievements

Aluminum foam (Al foam) is expected to be used for vehicle components and construction materials owing to its light weight along with its good energy absorption and thermal insulation properties. Although Al foam has superior specific strength to general dense Al, improved strength is desired for its application in these industrial fields. In this study, we attempted to fabricate an Al foam having a substrate with a harmonic structure that exhibits high strength and ductile deformation by adding Cu and using a sintering and dissolution process.

Academic Significance and Societal Importance of the Research Achievements

ポーラスアルミニウムは多孔質構造を有する素材であり,軽量なだけでなく緻密材にない優れた衝撃吸収性,断熱性,吸音性などを有している.本研究では,飴山らによって提唱されている高強度部と高延性部からなるネットワーク組織を,ポーラスアルミニウムのアルミニウム母材中に形成させることにより,高強度化と高延性化の両立を実現したポーラスアルミニウムの作製が期待される.

Report

(4 results)
  • 2018 Annual Research Report   Final Research Report ( PDF )
  • 2017 Annual Research Report
  • 2016 Annual Research Report
  • Research Products

    (4 results)

All 2018 2016

All Journal Article (2 results) (of which Peer Reviewed: 2 results) Presentation (2 results)

  • [Journal Article] Fabrication of Al foam with harmonic structure by Cu addition using sintering and dissolution process2018

    • Author(s)
      Hangai Yoshihiko、Morita Tomoaki、Utsunomiya Takao
    • Journal Title

      Materials Letters

      Volume: 230 Pages: 120-122

    • DOI

      10.1016/j.matlet.2018.07.093

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Fabrication of Two-Layered Aluminum Foam Having Layers with Closed-Cell and Open-Cell Pores2018

    • Author(s)
      Hangai Yoshihiko、Ikeda Hiroki、Amagai Kenji、Suzuki Ryosuke、Matsubara Masaaki、Yoshikawa Nobuhiro
    • Journal Title

      Metallurgical and Materials Transactions A

      Volume: 49 Issue: 10 Pages: 4452-4455

    • DOI

      10.1007/s11661-018-4867-x

    • Related Report
      2018 Annual Research Report
    • Peer Reviewed
  • [Presentation] 焼結スペーサー法と発泡法で作製した傾斜機能ポーラスアルミニウムの圧縮特性2018

    • Author(s)
      安藤瑞季,半谷禎彦,天谷賢児,永廣怜平,宇都宮登雄,吉川暢宏
    • Organizer
      軽金属学会第135回秋期大会
    • Related Report
      2018 Annual Research Report
  • [Presentation] Cu-Al系金属間化合物/純Alからなる調和組織によるポーラスAlの作製および圧縮特性評価2016

    • Author(s)
      森田知朗,半谷禎彦,宇都宮登雄
    • Organizer
      第67回塑性加工連合講演会
    • Place of Presentation
      日本工業大学
    • Year and Date
      2016-10-21
    • Related Report
      2016 Annual Research Report

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Published: 2016-04-21   Modified: 2020-03-30  

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