Photoexcited carrier diffusion in self-assembled InAs/GaAs quantum dots with different dot densities - Monte, A F G; Sales, F V de; Silva, S W da; Soler, M A G; Cruz, J M R; Morais, P C; Silva, M J da; Quivy, Alain André; Leite, J. R. (Physica E, 2003)