@article{article0dfc48f9, title = {Spectroscopic features of erbium-doped Ca'M IND. 2''O IND. 6' (M=Nb,Ta) single crystal fibers grown by the laser-heated pedestal growth technique}, author = {de Camargo, Andrea Simone Stucchi and Ferrari, C. R. and Silva, R. A. and Nunes, Luiz Antônio de Oliveira and Hernandes, Antônio Carlos and Andreeta, José Pedro}, year = {2008}, doi = {10.1016/j.jlumin.2007.07.019}, journal = {Journal of Luminescence} }