Figure 2

SEM microstructure images of Y2O3-YAM composites with different volume ratios after hot-pressing at 1500 °C with 40 MPa for 2 h; (a) YAM1, (b) YAM3, (c), YAM5, (d), YAM7, and (e) YAM9 composite ceramics.

SEM microstructure images of Y2O3-YAM composites with different volume ratios after hot-pressing at 1500 °C with 40 MPa for 2 h; (a) YAM1, (b) YAM3, (c), YAM5, (d), YAM7, and (e) YAM9 composite ceramics.