Photoluminescence of radial heterostrutured GaAs/AlGaAs/GaAs nanowires - Pusep, Yuri A; Guimarães, Francisco Eduardo Gontijo; Caface, R. A.; Arakaki, Haroldo; Souza, Carlos Alberto de (International Conference on Optics of Excitons in Confined Systems - OECS, 2013)