• DocumentCode
    2791682
  • Title

    Anti-Stokes Raman scattering of photoluminescence phonon replica in gan heterostructures: An effective technique for Probing Hot Phonons

  • Author

    Tripathy, Suvranta K. ; Mu, Xiaodong ; Ding, Yujie J. ; Wang, Kejia ; Jena, Debdeep ; Khurgin, Jacob B.

  • Author_Institution
    Department of Electrical and Computer Engineering, Lehigh University, Bethlehem, PA 18015, USA
  • fYear
    2007
  • fDate
    6-11 May 2007
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We have observed anti-Stokes Raman scattering of photoluminescence phonon replica in GaN heterostructures by non-equilibrium longitudinal-optical phonons. We demonstrate that such a process can be used to monitor the distribution of hot longitudinal-optical phonons.
  • Keywords
    Excitons; Gallium nitride; HEMTs; Molecular beam epitaxial growth; Optical scattering; Phonons; Photoluminescence; Pulse amplifiers; Raman scattering; Substrates;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Quantum Electronics and Laser Science Conference, 2007. QELS '07
  • Conference_Location
    Baltimore, MD, USA
  • Print_ISBN
    978-1-55752-834-6
  • Type

    conf

  • DOI
    10.1109/QELS.2007.4431595
  • Filename
    4431595