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Analysis of cluster structures formed by magnetic particles of arbitrary shapes and their thermal property

Research Project

Project/Area Number 25820068
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeMulti-year Fund
Research Field Thermal engineering
Research InstitutionToyo University

Principal Investigator

NAGAOKA Yutaka  東洋大学, バイオ・ナノエレクトロニクス研究センター, 研究助手 (90531880)

Project Period (FY) 2013-04-01 – 2015-03-31
Project Status Completed (Fiscal Year 2014)
Budget Amount *help
¥2,470,000 (Direct Cost: ¥1,900,000、Indirect Cost: ¥570,000)
Fiscal Year 2014: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000)
Fiscal Year 2013: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
Keywords磁性粒子 / クラスター構造 / 微細加工技術 / 外部磁場 / 磁性ディスク
Outline of Final Research Achievements

In this study, uniform magnetic disks of circular, triangular and square shapes were fabricated by the lithography and electroplating method, and the cluster structures formed by the disks under an external magnetic field were investigated. It was found that the cluster structures were changed depending on the number of disks and the disks' shapes. In order to make clear the cluster structures formed by the disks, a numerical simulation was carried out. As a result, it was clarified that the disks of triangular and square shapes were tended to form clusters via tip-to-tip aggregations.

Report

(3 results)
  • 2014 Annual Research Report   Final Research Report ( PDF )
  • 2013 Research-status Report
  • Research Products

    (4 results)

All 2014 2013 Other

All Presentation (4 results)

  • [Presentation] Fabrication of micrometre sized magnetic discs of arbitrary shapes2014

    • Author(s)
      Shigetaka Aoki, Yutaka Nagaoka, Tomofumi Ukai, Hisao Morimoto and Toru Maekawa
    • Organizer
      The 12th International Symposium on Bioscience and Nanotechnology
    • Place of Presentation
      東洋大学 川越キャンパス(埼玉)
    • Year and Date
      2014-11-14 – 2014-11-15
    • Related Report
      2014 Annual Research Report
  • [Presentation] Fabrication of micrometre sized magnetic discs of circular and triangular shapes2014

    • Author(s)
      Yutaka Nagaoka, Shigetaka Aoki, Tomofumi Ukai, Hisao Morimoto and Toru Maekawa
    • Organizer
      9th International Conference on Surfaces, Coatings and Nanostructured Materials
    • Place of Presentation
      Trinity College Dublin(アイルランド)
    • Year and Date
      2014-09-08 – 2014-09-11
    • Related Report
      2014 Annual Research Report
  • [Presentation] Fabrication of circular and triangular magnetic discs2013

    • Author(s)
      S. Aoki, Y. Nagaoka, T. Ukai, H. Morimoto and T. Maekawa
    • Organizer
      International Soft Matter Conference 2013
    • Place of Presentation
      University La Sapienza(イタリア)
    • Related Report
      2013 Research-status Report
  • [Presentation] Fabrication of circular magnetic discs

    • Author(s)
      S. Aoki, Y. Nagaoka, T. Ukai, H. Morimoto and T. Maekawa
    • Organizer
      The 11th International Symposium on Bioscience and Nanotechnology
    • Place of Presentation
      東洋大学 白山キャンパス(東京)
    • Related Report
      2013 Research-status Report

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Published: 2014-07-25   Modified: 2019-07-29  

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