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2011 Fiscal Year Final Research Report

Construction of microchemical system with function of chemotaxis

Research Project

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Project/Area Number 21685020
Research Category

Grant-in-Aid for Young Scientists (A)

Allocation TypeSingle-year Grants
Research Field Functional materials/Devices
Research InstitutionOsaka University (2011)
Doshisha University (2009-2010)

Principal Investigator

BAN Takahiko  大阪大学, 大学院・基礎工学研究科, 講師 (60454485)

Project Period (FY) 2009 – 2011
Keywords化学走性 / Korteweg力 / ベシクル / 水性二相系 / 自発運動 / 分子集合体 / 相分離 / 非線形非平衡現象
Research Abstract

We have developed artificial cells, i. e. vesicles, which move spontaneously in corresponding to composition of the surrounding media. This method utilizes Korteweg effect which was predicted theoretically more than 100 years ago. However there are no experiments to validate the theory. Differently from the theory, our experiment shows the composition-dependent shape changes of self-propelled matters.

  • Research Products

    (15 results)

All 2012 2011 2010 2009 Other

All Journal Article (8 results) Presentation (6 results) Remarks (1 results)

  • [Journal Article] Composition-dependent shape changes of self-propelled droplets in a phase-separating system2012

    • Author(s)
      T. Ban, T. Yamada, A. Aoyama, Y. Takagi, Y. Okano
    • Journal Title

      Soft Matter

      Volume: vol.8 Pages: 3908-3916

  • [Journal Article] Ion-selective Marangoni instability coupled with the nonlinear adsorption/ desorption rate2011

    • Author(s)
      T. Hosohama, K. Megumi, S. Terakawa, J. Nishimura, Y. Iida, T. Ban, A. Shioi
    • Journal Title

      Langmuir

      Volume: vol.27 Pages: 14131-14142

  • [Journal Article] Spontaneous Periodic Pulsation of Contact Lines in Oil/ Water System-Frequency Control with Divalent Cations and Applied Voltage-2011

    • Author(s)
      K. Oomiya, D. Mori, T. Ban, A. Shioi
    • Journal Title

      Journal of Colloid and Interface Science

      Volume: vol.362 Pages: 553-559

  • [Journal Article] Self-Generated Motion of Droplets Induced by Korteweg Force2010

    • Author(s)
      T. Ban, A Aoyama, T. Matsumoto
    • Journal Title

      Chemistry Letters

      Volume: vol.39 Pages: 1294-1296

  • [Journal Article] Autonomously Moving Colloidal Objects that Resemble Living Matte2010

    • Author(s)
      A. Shioi, T. Ban, Y. Morimune
    • Journal Title

      Entropy

      Volume: vol.12 Pages: 2308-2332

  • [Journal Article] Autonomous Motion of Vesicles via Ion Exchange2010

    • Author(s)
      T. Miura, H. Oosawa, M. Sakai, Y. Syundo, T. Ban, A. Shioi
    • Journal Title

      Langmuir

      Volume: vol.26 Pages: 1610-1618

  • [Journal Article] Traveling Wave Patterns Reproduced by a Simple Model for Oil/ water Interface-Transducer of Chemical Potential into Work-2010

    • Author(s)
      Y. Morimune, T. Sugiyama, T. Ban, A. Shioi
    • Journal Title

      International Journal of the Society of Materials Engineering for Resources

      Volume: vo. 17 Pages: 115-119

  • [Journal Article] Spontaneous Motion of a Droplet Evolved by Resonant Oscillation of a Vortex Pair2009

    • Author(s)
      T. Ban, Y. Hatada, K. Takahashi
    • Journal Title

      Physical Review E

      Volume: vol.79 Pages: 0316021-03160212

  • [Presentation] Shape transitions of self-propelled droplets induced by Korteweg force2011

    • Author(s)
      T. Ban, T. Yamada
    • Organizer
      Engineering of Chemical Complexity
    • Place of Presentation
      Berlin, Germany
    • Year and Date
      20110704-08
  • [Presentation] Spontaneous opening and closing of a hole in pH-responsive liquid membrane2010

    • Author(s)
      T. Ban, Y. Furumichi, R. Haba, A. Shioi
    • Organizer
      PACIFICHEM 2010
    • Place of Presentation
      Honolulu, America
    • Year and Date
      20100000
  • [Presentation] Self-generated motion of droplets induced by Korteweg force2010

    • Author(s)
      T. Ban
    • Organizer
      Gordon Research Conferences on Oscillations & Dynamic Instabilities in Chemical Systems
    • Place of Presentation
      Lucca, Italy
    • Year and Date
      20100000
  • [Presentation] Shape Transitions of Self-Propelled Droplets Induced by Korteweg Force2010

    • Author(s)
      T. Ban, A. Aoyama, A. Shioi
    • Organizer
      上海市化学化工学会・関西支部,第4回若手研究交流会
    • Place of Presentation
      上海,中国
    • Year and Date
      20100000
  • [Presentation] Chemical control of droplet motion2009

    • Author(s)
      T. Ban
    • Organizer
      Solvay International Workshop on Chemo-hydrodynamic patterns and instabilities
    • Place of Presentation
      Brussels, Belgium
    • Year and Date
      20090000
  • [Presentation] Autonomous contact-line motion of oil/ water system-Ionic and Electrochemical Control-2009

    • Author(s)
      A. Shioi, T. Ban, D. Mori, K. Oomiya
    • Organizer
      23rd Conference of the European Colloid and Interface Society
    • Place of Presentation
      Antalya, Turky
    • Year and Date
      20090000
  • [Remarks]

    • URL

      http://www.cheng.es.osaka-u.ac.jp/okanolab/home.html

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Published: 2013-07-31  

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