• DocumentCode
    2674314
  • Title

    Effects of the carrier density on the THz-induced nonlinearity in photoexcited GaAs

  • Author

    Sharma, G. ; Hafez, H. ; Al-Naib, I. ; Morandotti, R. ; Ozaki, T.

  • Author_Institution
    Adv. Laser Light Source, Univ. du Quebec, Varennes, QC, Canada
  • fYear
    2011
  • fDate
    2-7 Oct. 2011
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We investigate the effects of electron carrier density on the nonlinear response of photoexcited GaAs, illuminated by intense terahertz fields. We use the optical-pump/THz-probe technique, and explain our experimental results with an intervalley-scattering-based model.
  • Keywords
    III-V semiconductors; carrier density; gallium arsenide; high-frequency effects; optical pumping; GaAs; THz-induced nonlinearity; THz-probe method; electron carrier density; intervalley-scattering-based model; nonlinear response; optical-pump method; photoexcited gallium arsenide; terahertz fields; Charge carrier density; Charge carrier processes; Gallium arsenide; Nonlinear optics; Optical pulses; Optical pumping; Scattering;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Infrared, Millimeter and Terahertz Waves (IRMMW-THz), 2011 36th International Conference on
  • Conference_Location
    Houston, TX
  • ISSN
    2162-2027
  • Print_ISBN
    978-1-4577-0510-6
  • Electronic_ISBN
    2162-2027
  • Type

    conf

  • DOI
    10.1109/irmmw-THz.2011.6105005
  • Filename
    6105005