Broadband NIR luminescence of Bi-doped Li2O-Al2O3-SiO2 glass-ceramics

► Novel silica-based glass-ceramics used for bismuth ions doping. ► Enhanced NIR luminescence (1000-1500 nm) intensity in Bi-doped LiAlSiO4 glass-ceramics compared with initial glass. ► The NIR luminescence center formation in Bi-doped LiAlSiO4 glass-ceramics.