A new sight into the glass forming ability caused by doping on Ba- and Ti-site in BaTi₂O₅ glass

Hao Liu^a, Xuan Ge^a, Qiaodan Hu^a^,^*(

), Fan Yang^b^,^*(

), Jianguo Li^a

Fig. 4.. (a) DTA curves for Nb-doped BT₂ glasses. (b) The glass-transition temperature T_g, the first crystallization temperature T_x1, and the glass thermal stability ΔT (ΔT =T_x1-T_g, inset figure) as a function of the Nb-doping level, y.