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Noble molecular transformation method and fabrication of fine particles by ultra-high intense laser field

Research Project

Project/Area Number 19760503
Research Category

Grant-in-Aid for Young Scientists (B)

Allocation TypeSingle-year Grants
Research Field Material processing/treatments
Research InstitutionTohoku University

Principal Investigator

NAKAMURA Takahiro  Tohoku University, 多元物質科学研究所, 助教 (50400429)

Project Period (FY) 2007 – 2008
Project Status Completed (Fiscal Year 2008)
Budget Amount *help
¥3,720,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥420,000)
Fiscal Year 2008: ¥1,820,000 (Direct Cost: ¥1,400,000、Indirect Cost: ¥420,000)
Fiscal Year 2007: ¥1,900,000 (Direct Cost: ¥1,900,000)
Keywords非平衡プロセス / レーザー / 高強度レーザー / 超微粒子 / ナノ材料
Research Abstract

本研究では,フェムトパルスレーザー光を液体中に強く集光することで発生する高密度プラズマが物質に与える影響と,その後の冷却過程による超高速な非平衡物質創生プロセスの詳細について検討するとともに,同手法を応用し液体中から直接固体材料を作製するための基礎を確立することを目的とし研究を行った.炭化水素化合物液体へのレーザー照射では,分子変換を示唆する現象が確認されるとともに,同手法を貴金属イオンを含む水溶液へ応用することで,粒径数ナノメートルの貴金属ナノ粒子を水溶液から直接作製することに成功した.

Report

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

    (21 results)

All 2009 2008 2007 Other

All Journal Article (5 results) (of which Peer Reviewed: 2 results) Presentation (14 results) Remarks (2 results)

  • [Journal Article] Fabrication of platinum particles by intense, femto-second laser pulse irradiation of aqueous solution2009

    • Author(s)
      T. Nakamura, K. Takasaki, A. Ito, S. Sato
    • Journal Title

      Appl. Surf. Sci. (to be published)

    • Related Report
      2008 Final Research Report
  • [Journal Article] Fabrication of gold nanoparticles in intense optical field by femtosecond laser irradiation of aqueous solution2008

    • Author(s)
      T. Nakamura, Y. Mochidzuki, S. Sato
    • Journal Title

      J. Mater, Res. 23

      Pages: 969-974

    • NAID

      120002338518

    • Related Report
      2008 Final Research Report
  • [Journal Article] Observation of Light-Induced Drift Effect of Rubidium by Using Two Diode Lasers for Pumping and Re-Pumping2008

    • Author(s)
      Masaya Okamoto, Takahiro Nakamura and Shunichi Sato
    • Journal Title

      Mater. Trans. 49 11

      Pages: 2632-2632

    • NAID

      10024403399

    • Related Report
      2008 Final Research Report
  • [Journal Article] Fabrication of gold nanoparticles in intense optical field by femtosecond laser irradiation of aqueous solution2008

    • Author(s)
      T Nakamura
    • Journal Title

      Journal of Materials Research 23

      Pages: 968-974

    • NAID

      120002338518

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Journal Article] Observation of Light-Induced Drift Effect of Rubidium by Using Two Diode Lasers for Pumping and Re-Pumping2008

    • Author(s)
      M. Okamoto
    • Journal Title

      Materials Transactions 49

      Pages: 2632-2635

    • Related Report
      2008 Annual Research Report
    • Peer Reviewed
  • [Presentation] 高強度レーザー場による銀のナノ微粒子作製2008

    • Author(s)
      真柄英之,Herbani Yuliati,伊藤暁彦,中村貴宏,佐藤俊一
    • Organizer
      応用物理学会東北支部第63回学術講演会
    • Place of Presentation
      仙台
    • Year and Date
      2008-12-04
    • Related Report
      2008 Annual Research Report 2008 Final Research Report
  • [Presentation] Fabrication of Platinum Nanoparticles by Intense, Femtosecond Laser Pulse Irradiation of Aqueous Solution2008

    • Author(s)
      T, Nakamura
    • Organizer
      6^<th> International Conference on Photo-Excited Processes and Application
    • Place of Presentation
      札幌
    • Year and Date
      2008-09-11
    • Related Report
      2008 Annual Research Report
  • [Presentation] 高強度レーザー場における白金ナノ粒子の作製-レーザー強度依存性-2008

    • Author(s)
      中村貴宏,高崎晃一,佐藤俊一
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      春日井市
    • Year and Date
      2008-09-04
    • Related Report
      2008 Final Research Report
  • [Presentation] 高強度レーザー場における白金ナノ粒子の作製-レーザー強度依存性-2008

    • Author(s)
      中村貴宏
    • Organizer
      第69回応用物理学会学術講演会
    • Place of Presentation
      春日井
    • Year and Date
      2008-09-04
    • Related Report
      2008 Annual Research Report
  • [Presentation] Fabrication of noble metal nanoparticles in intense optical field by femtosecond laser irradiation of aaueous solution2008

    • Author(s)
      T, Nakamura
    • Organizer
      Conference of Lasers and Electro-Optics 08
    • Place of Presentation
      San Jose, USA
    • Year and Date
      2008-05-07
    • Related Report
      2008 Annual Research Report
  • [Presentation] 高強度レーザー場における白金ナノ粒子の作製2008

    • Author(s)
      高崎晃一,中村貴宏,佐藤俊一
    • Organizer
      第55回応用物理関係連合講演会
    • Place of Presentation
      船橋市
    • Year and Date
      2008-03-30
    • Related Report
      2008 Final Research Report
  • [Presentation] 高強度レーザー場における白金ナノ粒子の作製2008

    • Author(s)
      中村貴宏
    • Organizer
      第55回応用物理学関係連合講演会
    • Place of Presentation
      船橋
    • Year and Date
      2008-03-30
    • Related Report
      2007 Annual Research Report
  • [Presentation] Fabrication of Platinum Nanoparticles by Intense, Femtosecond Laser Pulse Irradiation of Aqueous Solution2008

    • Author(s)
      Takahiro Nakamura, Kouichi Takasaki, Shunichi Sato
    • Organizer
      6^<th> International Conference on Photo-Excited Processes and Application
    • Place of Presentation
      Sapporo, Japan
    • Related Report
      2008 Final Research Report
  • [Presentation] Fabrication of noble metal nanoparticles in intense optical field by femtosecond laser irradiation of aqueous solution2008

    • Author(s)
      Takahiro Nakamura, Yuzuru Mochidzuki, Koichi Takasaki, Shinichi Sato
    • Organizer
      Conference of Lasers and Electro-Optics 08
    • Place of Presentation
      USA, San Jose
    • Related Report
      2008 Final Research Report
  • [Presentation] 高強度レーザー場による分子変換手法を用いた白金微粒子作製2007

    • Author(s)
      高崎晃一,中村貴宏,佐藤俊一
    • Organizer
      応用物理学会東北支部第62回学術講演会
    • Place of Presentation
      八戸
    • Year and Date
      2007-12-07
    • Related Report
      2008 Final Research Report
  • [Presentation] 液体レーザーアブレーション法による単分散金超微粒子の作製2007

    • Author(s)
      高崎晃一
    • Organizer
      応用物理学会東北支部第62回学術講演会
    • Place of Presentation
      八戸
    • Year and Date
      2007-12-07
    • Related Report
      2007 Annual Research Report
  • [Presentation] 液体レーザーアブレーション法による単分散金超微粒子の作製2007

    • Author(s)
      望月譲,中村貴宏,佐藤俊一
    • Organizer
      日本金属学会
    • Place of Presentation
      岐阜
    • Year and Date
      2007-09-21
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] Synthesis of Gold Particles in Intense Optical Field by Femtosecond Laser Ablation of Liquid Media2007

    • Author(s)
      Takahiro Nakamura, Yuzuru Mochidzuki, Shunichi Sato
    • Organizer
      International Conference on Lasers Ablation
    • Place of Presentation
      Spain, Tenerife
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Presentation] Synthesis of monodispersed DLC nanoparticles in high energetic field by femtosecond laser ablation in liquid benzene2007

    • Author(s)
      Takahiro Nakamura, Yuzuru Mochidzuki, Shinichi Sato
    • Organizer
      Conference of Lasers and Electro-Optics 07
    • Place of Presentation
      USA, Baltimore
    • Related Report
      2008 Final Research Report 2007 Annual Research Report
  • [Remarks]

    • URL

      http://db.tagen.tohoku.ac.jp/php/db/

    • Related Report
      2008 Annual Research Report
  • [Remarks] 多元物質科学研究所業績データベース

    • URL

      http://db.tagen.tohoku.ac.jp/php/db/

    • Related Report
      2007 Annual Research Report

URL: 

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

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