• DocumentCode
    2655848
  • Title

    Engineering spin-polarization dynamics in InGaAs dot-in-a-well (DWELL) structures

  • Author

    Tartakovskii, A.I. ; Kolodka, R.S. ; Mowbray, D.J. ; Fox, A.M. ; Skolnick, M.S. ; Liu, H.Y. ; Hopkinson, M.

  • Author_Institution
    Dept. of Phys. & Astron., Univ. of Sheffield, UK
  • Volume
    3
  • fYear
    2005
  • fDate
    22-27 May 2005
  • Firstpage
    1938
  • Abstract
    Period of quantum beats in spin-polarization dynamics in DWELLS is shown to vary systematically with In concentration in the well. Spin-polarization in undoped and modulation-doped DWELLS is found to be very robust at high temperature.
  • Keywords
    gallium arsenide; indium compounds; semiconductor quantum dots; spin dynamics; spin polarised transport; In concentration; InGaAs; InGaAs dot-in-a-well structures; high temperature characteristics; modulation-doped dot-in-a-well structures; quantum beats period; spin-polarization dynamics; undoped dot-in-a-well structures; Annealing; Capacitive sensors; Elementary particle exchange interactions; Excitons; Frequency selective surfaces; Indium gallium arsenide; Land surface temperature; Optical polarization; Robust stability; Stationary state;
  • fLanguage
    English
  • Publisher
    ieee
  • Conference_Titel
    Quantum Electronics and Laser Science Conference, 2005. QELS '05
  • Print_ISBN
    1-55752-796-2
  • Type

    conf

  • DOI
    10.1109/QELS.2005.1549334
  • Filename
    1549334