Composition-structure-property correlations in rare-earth-doped heavy metal oxyfluoride glasses - Doerenkamp, Carsten; Carvajal, Eduar; Magon, Claudio José; Faria, Walter José Gomes Juste; Donoso, José Pedro; Gobato, Y. Galvão; de Camargo, Andrea Simone Stucchi; Eckert, Hellmut (Journal of Physical Chemistry C, 2019)