• DocumentCode
    1679602
  • Title

    Competition of resonant and nonresonant paths in resonance-enhanced two-photon single ionization of He by an ultrashort extreme-ultraviolet pulse

  • Author

    Ishikawa, Kenichi L. ; Ueda, Kiyoshi

  • Author_Institution
    Photon Sci. Center, Univ. of Tokyo, Tokyo, Japan
  • fYear
    2012
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    The photoelectron angular distribution from the resonant two-photon ionization of He by femtosecond extreme-ultraviolet pulses dramatically varies with pulse width, due to changing competition between resonant and nonresonant ionization paths.
  • Keywords
    atom-photon collisions; high-speed optical techniques; photoelectron spectra; photoionisation; two-photon processes; ultraviolet spectra; He; femtosecond extreme ultraviolet pulses; laser pulse width; nonresonant two photon ionization; photoelectron angular distribution; resonance enhanced two photon He single ionization; resonant two photon ionization; ultrashort extreme ultraviolet pulse; Educational institutions; Free electron lasers; Helium; Ionization; Optical pulse generation; Scattering; Ultraviolet sources;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics (CLEO), 2012 Conference on
  • Conference_Location
    San Jose, CA
  • Print_ISBN
    978-1-4673-1839-6
  • Type

    conf

  • Filename
    6326639