Table 1.

Phase structure, grain size, and dielectric properties of YSZ ceramics.

Materials	Phase	Grain Size (μm)	ε at 10 kHz	Vb (MV/cm)
0.0 wt%Y2O3-YSZ	M	3.17 ± 1.00	3.9	0.13
0.5 wt%Y2O3-YSZ	M	0.51 ± 0.20	6.4	0.11
1.0 wt%Y2O3-YSZ	M + T	0.35 ± 0.18	9.0	0.14
2.0 wt%Y2O3-YSZ	M + T + C	0.33 ± 0.10	11.7	0.15
3.0 wt%Y2O3-YSZ	M + C	0.28 ± 0.08	11.9	0.12
4.0 wt%Y2O3-YSZ	M + C	0.27 ± 0.08	13.4	0.13