Atomic physics using resonant coherent excitation with crystal fields

2009 Fiscal Year Self-evaluation Report

• Project/Area Number: 19104010
• Research Category: Grant-in-Aid for Scientific Research (S)
• Allocation Type: Single-year Grants
• Research Field: 原子・分子・量子エレクトロニクス・プラズマ
• Research Institution: The Institute of Physical and Chemical Research (2010-2011); Tokyo Metropolitan University (2007-2009)
• Principal Investigator: AZUMA Toshiyuki Tokyo Metropolitan University, 理工学研究科, 教授 (70212529)
• Project Period (FY): 2007 – 2011
• Keywords: 原子 / 分子

Research Abstract

高速重イオンが単結晶中の周期配列中を通過する際、イオンは時間とともに変化する振動電場を感じるために、その内部準位は共鳴的に励起される。コヒーレント共鳴励起と呼ばれるこの過程において、数10ギガ電子ボルトの高エネルギー重イオンを用意することによって、X線領域に相当する準位間遷移が可能になる。本研究では、この共鳴励起を利用した光を使わない量子状態の操作や、精密原子分光法としての原子物理における新しい可能性を探る。

Research Products

• [Journal Article] Polarization Control in Three-dimensional Resonant Coherent Excitation (2009)
  • Author(s): Y. Nakano, C. Kondo, A. Hatakeyama, Y. Nakai, T. Azuma, K. Komaki, Y. Yamazaki, E. Takada, T. Murakami
  • Journal Title: Phys.Rev.Lett 102 Pages: 085502
• [Journal Article] Resonant Coherent Excitation of Li-like Ar^<15+> Ions in a Thin Si Crystal (2009)
  • Author(s): Y. Nakano, T. Inoue, T. Azuma, A. Hatakeyama, Y. Nakai, K. Komaki, Y. Yamazaki, E. Takada, T. Murakami
  • Journal Title: J.Phys.Conf. 163 Pages: 012094
• [Journal Article] Dressed Atoms in Flight through a Periodic Crystal Field : X-VUV Double Resonance (2008)
  • Author(s): Y. Nakai, Y. Nakano, T. Azuma, A. Hatakeyama, C. Kondo, K. Komaki, Y. Yamazaki, E. Takada, T. Murakami
  • Journal Title: Phys.Rev.Lett. 101 Pages: 113201
• [Journal Article] Doubly-resonant coherent excitation of HCI planar channeled in a Si crystal (2007)
  • Author(s): Y. Nakano, S. Masugi, T. Muranaka, T. Azuma, C. Kondo, A. Hatakeyama, K. Komaki, Y. Yamazaki, E. Takada, T. Murakami
  • Journal Title: J.Phys.Conf. 58 Pages: 359-362
• [Journal Article] Trajectory dependent resonant coherent excitation of planar-channeled ions in a thin Si crystal (2007)
  • Author(s): C. Kondo, S. Masugi, T. Muranaka, A. Ishikawa, Y. Nakano, T. Azuma, A. Hatakeyama, K. Komaki, Y. Nakai, Y. Yamazaki, E. Takada, T. Murakami
  • Journal Title: Nucl. Instrum. and Methods B 256 Pages: 157-161
• [Presentation] Resonant Coherent Excitation of Highly Charged Ions in, Crystals (2009)
  • Author(s): T. Azuma
  • Organizer: Plenary Talk, ICPEAC 2009 (the 26th International Conference on Photonic, Electronic and Atomic Collisions)
  • Place of Presentation: Kalamazoo, Michigan, US
  • Year and Date: 20090822-20090828
• [Presentation] コヒーレント共鳴励起による結晶通過イオンの励起状態制御と固体内原子衝突 (2009)
  • Author(s): 東俊行
  • Organizer: 日本物理学会秋季大会招待講演
  • Place of Presentation: 熊本大学
  • Year and Date: 2009-09-25
• [Presentation] Coherent Excitation of Heavy Ions Penetrating through Crystals (2008)
  • Author(s): T. Azuma
  • Organizer: ICACS23 (the 23th Intnernational Conference on Atomic Collisions in Solids)
  • Place of Presentation: Phalaborwa, South Africa
  • Year and Date: 20080817-20080822
• [Remarks]
  • URL: http://atom.phys.metro-u.ac.jp/