• DocumentCode
    2264661
  • Title

    Ultrafast spin dynamics in colloidal ZnO quantum dots

  • Author

    Janssen, N. ; Hanke, T. ; Sotier, F. ; Thomay, T. ; Bratschitsch, R. ; Whitaker, K.M. ; Gamelin, D.R.

  • Author_Institution
    Dept. of Phys. & Center for Appl. Photonics, Univ. of Konstanz, Konstanz
  • fYear
    2008
  • fDate
    4-9 May 2008
  • Firstpage
    1
  • Lastpage
    2
  • Abstract
    We perform time-resolved Faraday rotation measurements on colloidal ZnO quantum dots. A biexponential decay of the dephasing time T2* of the electron spins governed by competing recombination processes is observed.
  • Keywords
    Faraday effect; II-VI semiconductors; colloids; high-speed optical techniques; semiconductor quantum dots; spin dynamics; time resolved spectra; wide band gap semiconductors; zinc compounds; ZnO; biexponential decay; colloidal ZnO quantum dots; dephasing time; electron spins; recombination processes; time-resolved Faraday rotation; ultrafast spin dynamics; Charge carrier processes; Electron optics; Optical polarization; Optical pumping; Probes; Quantum dots; Radiative recombination; Spontaneous emission; Ultrafast optics; Zinc oxide; (320.7130) Ultrafast processes in condensed matter, including semiconductors; (320.7150) Ultrafast spectroscopy;
  • fLanguage
    English
  • Publisher
    iet
  • Conference_Titel
    Lasers and Electro-Optics, 2008 and 2008 Conference on Quantum Electronics and Laser Science. CLEO/QELS 2008. Conference on
  • Conference_Location
    San Jose, CA
  • Print_ISBN
    978-1-55752-859-9
  • Type

    conf

  • Filename
    4572720
    • Link To Document
    https://search.isc.ac/dl/search/defaultta.aspx?DTC=49&DC=2264661