• DocumentCode
    421608
  • Title

    Above-bandgap Franz-Keldysh effect: a new method for ultrafast electric field measurements in semiconductors

  • Author

    Bieler, M. ; Hein, G. ; Pierz, K. ; Siegner, U. ; Koch, M.

  • Author_Institution
    Phys. Tech. Bundesanstalt, Braunschweig, Germany
  • Volume
    2
  • fYear
    2004
  • fDate
    16-21 May 2004
  • Abstract
    We present a new technique for electric field measurements in semiconductors with femtosecond time resolution. The method relies on the integration over electric field induced Franz-Keldysh oscillations with broadband laser pulses above the bandgap.
  • Keywords
    electric field measurement; energy gap; high-speed optical techniques; infrared spectra; semiconductors; above-bandgap Franz-Keldysh effect; broadband laser pulses; femtosecond time resolution; semiconductors; ultrafast electric field measurements;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Lasers and Electro-Optics, 2004. (CLEO). Conference on
  • Conference_Location
    San Francisco, CA
  • Print_ISBN
    1-55752-777-6
  • Type

    conf

  • Filename
    1360803