Luminescence properties of Eu-complex formations into ordered mesoporous silica particles obtained by the spray pyrolysis process - Rocha, Lucas A; Freiria, Janaina do C; Caiut, José Mauricio Almeida; Ribeiro, Sidney J. L; Messaddeq, Younes; Verelst, Marc; Dexpert-Ghys, Jeannette (Nanotechnology, 2015)