Unveiling the origin of photoluminescence in nanoporous anodic alumina (NAA) obtained by constant current regime - Lory Cantelli; Santos, Janaina S; Silva, Tiago Fiorini da; Tabacniks, Manfredo Harri; Delgado-Silva, Adriana de Oliveira; Trivinho-Strixino, Francisco (Journal of Luminescence, 2019)