719087.fig.004a
(a)
719087.fig.004b
(b)
719087.fig.004c
(c)
719087.fig.004d
(d)
Figure 4: SEM images of α-BiTaO4 synthesized by the flux method at ((a), (b)) 750°C (run no. 1) and ((c), (d)) 800°C (run no. 2).