Figure 1

BSEIs of: (a) Set A sample showing a TD of 96.5%; and (b) and Set B sample showing a TD of 99.2%. Grain microstructure is shown by channelling contrast.
BSEIs of: (a) Set A sample showing a TD of 96.5%; and (b) and Set B sample showing a TD of 99.2%. Grain microstructure is shown by channelling contrast.