Table 3:
Vickers microhardness of doped perovskites samples.
Sample
Vickers hardness
(GPa)
STO_0.5% Tm_1350°C
9.61 ± 0.86
STO_2% Tm_1350°C
9.76 ± 0.56
STO_5% Tm_1350°C
9.16 ± 0.73