718214.fig.006a
(a)
718214.fig.006b
(b)
718214.fig.006c
(c)
Figure 6: TEM micrographs of TiO2 nanoparticles extracted from the suspensions prepared (a) without ultrasonication, (b) with 40% amplitude ultrasonication, and (c) with addition of 3 wt.% dispersant.