719087.fig.005
Figure 5: XRD patterns of the products synthesized by the flux method with a mix ratio of Flux : Ta2O5 of (a) 30 : 0.5 (run no. 4), (b) 30 : 2 (run no. 5), (c) 30 : 4 (run no. 6), (d) 30 : 9 (run no. 7), and (e) α-BiTaO4 JCPDS.