397351.fig.007a
(a)
397351.fig.007b
(b)
397351.fig.007c
(c)
Figure 7: Effect of different sintering conditions (sintering temp. (°C)/heating rate (°C/min)/sintering time (minutes)) on crystal size in (a) percentage of full density in (b) and Vickers hardness in (c) for the powders cryomilled for 7 hours.