Glinchuk, K.D.; Litovchenko, N.M.; Strilchuk, O.N.
(Semiconductor Physics Quantum Electronics & Optoelectronics, 2003)
An analysis of the 4.2 K exciton luminescence spectra of semi-insulating GaAs crystals with different concentrations of shallow acceptors (С) and donors (Si) is given. As a result, the 4.2 K capture coefficients of free ...