Research Article

Effects of M2+ (M = Ca, Sr, and Ba) Addition on Crystallization and Microstructure of SiO2-MgO-Al2O3-B2O3-K2O-F Glass

Figure 2

X-ray diffractogram of precursor (a) M-1, (b) M-2, (c) M-3, and (d) M-4 glasses (inset shows the photograph of transparent SiO2-MgO-Al2O3-B2O3-K2O-Li2O-AlPO4–F glasses synthesized by melt quenching).