Temperature effects on the optical properties of InGaAs/GaAs single quantum wells grown on high index GaAs substrates with non-abrupt interfaces - Freire, Sergio L S; Lúcio, Aline Duarte; Cury, Luiz Alberto; Guimarães, Francisco Eduardo Gontijo; Gonzales-Borrero, Pedro P; Basmaji, Pierre (Encontro Nacional de Física da Matéria Condensada, 1998)