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Effect of convection in melt on morphological instability at growth interface and its multi scale analysis

Research Project

Project/Area Number 19560221
Research Category

Grant-in-Aid for Scientific Research (C)

Allocation TypeSingle-year Grants
Section一般
Research Field Thermal engineering
Research InstitutionJapan Aerospace Exploration Agency

Principal Investigator

MATSUMOTO Satoshi  Japan Aerospace Exploration Agency, 宇宙科学研究本部, 主任研究員 (90360718)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥4,550,000 (Direct Cost: ¥3,500,000、Indirect Cost: ¥1,050,000)
Fiscal Year 2008: ¥1,950,000 (Direct Cost: ¥1,500,000、Indirect Cost: ¥450,000)
Fiscal Year 2007: ¥2,600,000 (Direct Cost: ¥2,000,000、Indirect Cost: ¥600,000)
Keywords結晶成長 / 対流 / 拡散係数 / 成長界面 / モルフォロジ / 界面過冷度 / マクロ・ミクロ / 数値解析
Research Abstract

結晶成長に及ぼす対流の影響を体系的に研究する第一歩として、平滑界面からのミクロ・マクロモルフォロジ不安定性発生限界に対する対流の寄与を明らかにすることを目的とした研究を行った。サクシノニトリル-アセトン系の拡散係数を光学的手法により測定し、幅広い濃度領域のデータを得た。また、対流の有無による結晶成長時の界面形態の相違について調べ、成長界面形状および成長速度を明らかにした。

Report

(3 results)
  • 2008 Annual Research Report   Final Research Report ( PDF )
  • 2007 Annual Research Report
  • Research Products

    (2 results)

All 2007

All Presentation (2 results)

  • [Presentation] Experimental Study of Oscillatory Marangoni Convection in Low Pr Half-Zone Liquid Bridge2007

    • Author(s)
      S. Matsumoto, H. Ohira, S. Yoda, E. Yoda, and N. Imaishi
    • Organizer
      Thrid International Symposium on Physical Sciences in Space (3rd ISPS 2007)
    • Place of Presentation
      Nara, Japan
    • Year and Date
      2007-10-23
    • Related Report
      2008 Final Research Report
  • [Presentation] Experimental Study of Oscillatory Marangoni Convection in Low Pr Half-Zone Liquid Bridge2007

    • Author(s)
      S.Matsumoto, H.Ohira, S.Yoda, E.Yoda, and N.Imaishi
    • Organizer
      Thrid Intemational Symposium on Physical Sciences in Space (3rd ISPS 2007)
    • Place of Presentation
      NARA、Japan
    • Year and Date
      2007-10-23
    • Related Report
      2007 Annual Research Report

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Published: 2007-04-01   Modified: 2016-04-21  

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