autores Borges, Joel Cacilda Maria Lima de Moura Filipe Vaz Marco Pires Sampaio Martins Rodrigues Manuela Proença Catarina G Ferreira Alves, E. Fernandes, J.P.C. Barradas, N.P. Moura, C. Apreutesei, M. Vaz, Filipe Aksoy-Aksel, A. Marco S. Rodrigues
palavras-chave Ag-Au nanoparticles Localized surface plasmon resonance Surface enhanced Raman spectroscopy Thin films TiO 2