Luminescent properties of RE2O3 (RE = Lu, Sc, Y) single crystals and ceramics Vladimir Babin, Akihiro Fukabori, Vitezslav Jary, Alena Beitlerova, Valery I. Chani, Akira Yoshikawa and Martin Nikl Eur. Phys. J. B, 86 3 (2013) 93 Published online: 13 March 2013 DOI: 10.1140/epjb/e2013-30625-3