Photoluminescent behavior of Sr'B IND. 4''O IND. 7':'RE POT. 2+' (RE = Sm and Eu) prepared by Pechini, combustion and ceramic methods - Stefani, Roberval; Maia, Alessandra de Souza; Teotonio, Ercules Epaminondas de Sousa; Monteiro, Maria Adriana Fraiha; Felinto, Maria Claudia França da Cunha; Brito, Hermi Felinto de (Journal of Solid State Chemistry, 2006)