Interaction between ultraintense laser and molecular, cluster, and droplet

• Project/Area Number: 18540494
• Research Category: Grant-in-Aid for Scientific Research (C)
• Allocation Type: Single-year Grants
• Section: 一般
• Research Field: Plasma science
• Research Institution: Osaka University
• Principal Investigator: MURAKAMI Masakatsu Osaka University, レーザーエネルギー学研究センター, 准教授 (80192772)
• Co-Investigator(Kenkyū-buntansha): 西原 功修 大阪大学, レーザーエネルギー学研究センター, 教授 (40107131)
• Research Collaborator: NISHIHARA Katsunobu 大阪大学, レーザーエネルギー学研究センター, 特任研究員 (40107131)
• Project Period (FY): 2006 – 2008
• Project Status: Completed (Fiscal Year 2008)
• Budget Amount: ¥3,900,000 (Direct Cost: ¥3,300,000、Indirect Cost: ¥600,000); Fiscal Year 2008: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000); Fiscal Year 2007: ¥1,300,000 (Direct Cost: ¥1,000,000、Indirect Cost: ¥300,000); Fiscal Year 2006: ¥1,300,000 (Direct Cost: ¥1,300,000)
• Keywords: プラズマ・核融合 / モデル化 / プラズマ膨張 / 自己相似解 / 最大イオンエネルギー / ナノクラスター / N体粒子シミュレーション / イオン加速 / 単色ビーム / ドロップレット / 超短パルスレーザー / 電荷分離 / 二流体モデル / 多種イオン

Research Abstract

プラズマからの電磁波の発生や局所電場によるイオン加速の振る舞いを定量的に記述するため、固体ターゲットにレーザーを照射し分子による吸収からプラズマ膨張に到る一連のプロセスを明らかにした。またこのための分子動力学シミュレーションコードを開発し、イオン加速のダイナミクスを明らかにした。

Research Products

• [Journal Article] Nanocluster explosions and quasimonoenergetic spectra by homogeneously distributed impurity ions (2008)
  • Author(s): M. Murakami and M.Tanaka
  • Journal Title: Phys. Plasmas 15 Pages: 82702-82702
  • Peer Reviewed
• [Journal Article] Ion acceleration due to explosions of nanoparticles driven by thermal electrons (2008)
  • Author(s): M. Murakami and M. Tanaka
  • Journal Title: J. Phys. : Conf. Ser 112 Pages: 42074-42074
  • Peer Reviewed
• [Journal Article] Nanocluster explosions and quasimonoenergetic spectra byhomogeneously distributed impurity ions (2008)
  • Author(s): M. MurakamiM. Tanaka
  • Journal Title: Physics of Plasmas Vol. 15
  • Peer Reviewed
• [Journal Article] Self-similar plasma expansion of a limited mass into vacuum (2006)
  • Author(s): M. Murakami and M.M.Basko
  • Journal Title: J. Phys. IV France 133 Pages: 329-334
  • Peer Reviewed
• [Journal Article] Self-similar plasma expansion of a limited mass into vacuum (2006)
  • Author(s): M.Murakami, M.M.Basko
  • Journal Title: Journal of Physics IV France 133 Pages: 329-334
• [Presentation] Optimization of Nanocluster Structure for Mass Generation of Quasi-monoenergetic Ions in Coulomb Explosions (2009)
  • Author(s): M. Murakami
  • Organizer: The Second International Symposium on Laser-Driven Relativistic Plasmas Applied to Science, Industry and Medicine
  • Place of Presentation: Kizu, Japan
• [Presentation] Ion acceleration due to plasma expansion of non-quasi-neutral finite-mass into vacuum(oral) (2009)
  • Author(s): M. Murakami and M.Tanaka
  • Organizer: Physics of high energy density in matter
  • Place of Presentation: Hirschegg, Austria
• [Presentation] Nanocluster explosions and quasimonoenergetic spectra byhomogeneously distributed impurity ions (2008)
  • Author(s): 村上匡且
  • Organizer: APS-DPP(米国物理学会)
  • Place of Presentation: ダラス(米国)
  • Year and Date: 2008-11-17
• [Presentation] Nanocluster explosions and quasimonoenergetic spectra byhomogeneously distributed impurity ions (2008)
  • Author(s): 村上匡且
  • Organizer: ECLIM2008
  • Place of Presentation: ダルムシュタット(独)
  • Year and Date: 2008-08-31
• [Presentation] Ion acceleration due to explosions of nanoparticles driven by thermal electrons (2007)
  • Author(s): M. Murakami and M. Tanaka
  • Organizer: Inertial Fusion Science and Applications 2007
  • Place of Presentation: 神戸ポートピアホテル
  • Year and Date: 2007-09-13
• [Presentation] Ion acceleration due to expansion of non-quasi-neutral finite-mass into vacuum(invited) (2007)
  • Author(s): M. Murakami and M.Tanaka
  • Organizer: International Symposium on Laser-Driven Relativistic Plasmas Applied for Science, Industry and Medicine
  • Place of Presentation: Kizu, Japan
• [Book] Applications of Laser Plasma Interactions(Plasma Physics) (2008)
  • Author(s): Shalom Eliezer(編著)
  • Publisher: Taylor & Francis出版
• [Book] Asian Summer School on Laser Plasma Acceleration and Radiation (2007)
  • Author(s): M. Murakami, et. al.,
  • Total Pages: 221
  • Publisher: American Institute of Physics
• [Patent(Industrial Property Rights)] レーザー照射による単色イオンビーム生成のための二原子混合ナノクラスター構造 (2009)
  • Inventor(s): 村上匡且、片井隆志、川嶋利幸、菅博文
  • Industrial Property Rights Holder: 村上匡且、片井隆志、川嶋利幸、菅博文
  • Filing Date: 2009-01-16