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2008 Fiscal Year Final Research Report

Study on Non-linear Laser-Photophoretic Phenomena of Micro-Particles in Liquids and its Application to Particle Separation

Research Project

  • PDF
Project/Area Number 18350042
Research Category

Grant-in-Aid for Scientific Research (B)

Allocation TypeSingle-year Grants
Section一般
Research Field Analytical chemistry
Research InstitutionHigh Energy Accelerator Research Organization (2008)
Osaka University (2006-2007)

Principal Investigator

MONJUSHIRO Hideaki  High Energy Accelerator Research Organization, 放射線科学センター, 教授 (80191071)

Co-Investigator(Kenkyū-buntansha) WATARAI Hitoshi  大阪大学, 大学院・理学研究科, 教授 (30091771)
Co-Investigator(Renkei-kenkyūsha) WATARAI Hitoshi  大阪大学, 大学院・理学研究科, 教授 (30091771)
Project Period (FY) 2006 – 2008
Keywords分離分析
Research Abstract

液体中に存在する固体、液体、気体微粒子にレーザー光を照射し、光の吸収に起因する、光吸収性の微粒子のレーザー光泳動速度の増幅現象や気泡のレーザー照射位置へのトラップ現象など特異な微粒子の挙動を発見した。詳細な実験と解析により、これらの現象の機構が、レーザー光の吸収とそれに伴う局所的な熱の発生によるものであることを明らかにした。さらにこれらの現象を利用した微粒子の分離分析法の提案を行った。

  • Research Products

    (11 results)

All 2009 2008 2007

All Journal Article (4 results) (of which Peer Reviewed: 4 results) Presentation (7 results)

  • [Journal Article] Simple and Precise Size-Separation of Microparticles by Nano-Gap Method2009

    • Author(s)
      Yukiko Enomoto, Hideaki Monjushiro, Hitoshi Watarai
    • Journal Title

      Analytical Sciences vol.25

      Pages: 605-610

    • Peer Reviewed
  • [Journal Article] Linear dichroism of Zn(II)-tetrapyridylporphine aggregates formed at the toluene/water interface2008

    • Author(s)
      Hideaki Takechi, Kenta Adachi, Hideaki Monjushiro, Hitoshi Watarai
    • Journal Title

      Langmuir vol. 24

      Pages: 4722-4728

    • Peer Reviewed
  • [Journal Article] Microscopic Measurement of Circular Dichroism Spectra2008

    • Author(s)
      Aira MATSUGAKI, Hideaki TAKECHI, Hideaki Monjushiro, Hitoshi Watarai
    • Journal Title

      Analytical Sciences vol.24

      Pages: 297-300

    • Peer Reviewed
  • [Journal Article] Optical chirality of protonated tetraphenylporphyrin J-aggregate formed at the liquid?liquid interface in a centrifugal liquid membrane cell2007

    • Author(s)
      Sayaka Wada, Kazuhiko Fujiwara, Hideaki Monjushiro, Hitoshi Watarai
    • Journal Title

      J. Phys. : Condens. Matter vol.19, 375105

      Pages: 12

    • Peer Reviewed
  • [Presentation] Laser-Photothermal Migration of a Micro-Bubble in Organic Solvent2009

    • Author(s)
      Yuka Urabe, Hideaki Monjushiro, Hitoshi Watarai
    • Organizer
      60th Pittsburgh Conference on Analytical Chemistry and Applied Spectroscopy
    • Place of Presentation
      Chicago, IL, USA
    • Year and Date
      20090308-13
  • [Presentation] Xeランプを光源とする光吸収性微粒子の光泳動2008

    • Author(s)
      高橋茉里、文珠四郎秀昭、渡會仁
    • Organizer
      日本分析化学会第57年会
    • Place of Presentation
      福岡大学(福岡市)
    • Year and Date
      20080910-12
  • [Presentation] 気泡およびw/o液滴のレーザー光熱変換熱泳動機構2008

    • Author(s)
      卜部由佳、文珠四郎秀昭、渡會仁
    • Organizer
      第69回分析化学討論会
    • Place of Presentation
      名古屋国際会議場(名古屋市)
    • Year and Date
      20080515-16
  • [Presentation] Microscopic Circular Dichroism Measurements of Biological Samples2007

    • Author(s)
      Hideaki Monjushiro, Hideaki Takechi, Aira Matsugaki, Hitoshi Watarai
    • Organizer
      International Symposium on Metallomics 2007(ISM2007)
    • Place of Presentation
      Nagoya, Japan
    • Year and Date
      20071128-1201
  • [Presentation] レーザー光熱変換による気泡およびo/w液滴のトラップ挙動の解析2007

    • Author(s)
      卜部由佳, 文珠四郎秀昭, 渡會仁
    • Organizer
      本分析化学会第56年会
    • Place of Presentation
      徳島大学(徳島市)
    • Year and Date
      20070919-21
  • [Presentation] Laser-Photophoretic Migration and Separation of Human Blood Cells2007

    • Author(s)
      Hideaki Monjushiro, Yuko Tanahashi, Hitoshi Watarai
    • Organizer
      13th International Symposium on Field- and Flow-based Separations (FFF 2007)
    • Place of Presentation
      University of Utah, Salt Lake City, Utah, USA
    • Year and Date
      20070627-30
  • [Presentation] レーザーによる有機溶媒中での気泡の発生とトラップ挙動の解析2007

    • Author(s)
      卜部由佳, 五十嵐千佳栄, 文珠四郎秀昭, 渡會仁
    • Organizer
      第68回分析化学討論会
    • Place of Presentation
      宇都宮大学(宇都宮市)
    • Year and Date
      20070519-20

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Published: 2010-06-10   Modified: 2016-04-21  

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