Fig. 10

The variation of the σdc at 298 K, and the activation energy (Ea(dc)) as a function of mole fractions of TiO2 for all the investigated samples (a) glasses (b) glass ceramics.

The variation of the σdc at 298 K, and the activation energy (Ea(dc)) as a function of mole fractions of TiO2 for all the investigated samples (a) glasses (b) glass ceramics.