TY - JOUR T1 - Europium incorporated into titanium oxide by the sol-gel method JO - Materials Research A1 - Rocha, Lucas Alonso A1 - Avila, Lilian Rodrigues A1 - Caetano, Bruno Leonardo A1 - Molina, Eduardo Ferreira A1 - Sacco, Hérica Cristina A1 - Ciuffi, Katia Jorge A1 - Calefi, Paulo Sergio A1 - Nassar, Eduardo José SN - 1516-1439 UL - 10.1590/S1516-14392005000300024 VL - 8 Y1 - 2005 PB - Brasil ER -