Synthesis and luminescence investigation of SBA-15/NaYF4:Yb/Er composites - Takamori, Dante Yugo; Alves, Rafaela Teixeira; Gouveia Neto, Artur da Silva; Bueno, Luciano Avallone; Manzani, Danilo; Molina, Celso; Martins, Tereza Silva (Journal of Sol-Gel Science and Technology, 2021)