Optical and structural properties of neodymium-doped KPO3-MoO3 glasses - Galleani, Gustavo; Santagneli, Silvia H.; Ribeiro, Sidney J. L.; Messaddeq, Younes; Maia, Lauro J. Q.; Nunes, Luiz Antônio de Oliveira (Journal of Non-Crystalline Solids, 2017)