702679.fig.004a
(a)
702679.fig.004b
(b)
702679.fig.004c
(c)
702679.fig.004d
(d)
702679.fig.004e
(e)
702679.fig.004f
(f)
Figure 4: SEM images of h-MoO3 synthesized by refluxing method for ((a)–(d)) 1, 3, 5, and 7 h, respectively. (e) TEM image and (f) SAED pattern of h-MoO3 processed for 7 h.