Kinetics of the formation and energy relaxation of excitons in GaAs
Aaviksoo Ya. Yu., Reimand I. Ya., Rossin V. V., Travnikov V. V.
Experimental study of the kinetics of polariton luminescence of GaAs has shown that the radiation pulse is delayed because of the energy relaxation of electrons and excitons. The energy relaxation was found to be delayed with decreasing concentration of small impurities.