Local electronic structure, optical bandgap and photoluminescence (PL) properties of Ba(Zr0.75Ti0.25) O3 powders - Cavalcante, L. S.; Batista, N. C.; Badapanda, T.; Costa, M. G. S.; Siu Li, Máximo; Avansi, W.; Mastelaro, Valmor Roberto; Longo, E.; Espinosa, J. W. M.; Gurgel, M. F. C. (Materials Science in Semiconductor Processing, 2013)