Synthesis and Characterization of ZnO Nanorods Based on a New Gel Pyrolysis Method

Figure 2

Effect of different weight percentages of PVA on SEM images of ZnO; (a) 1% wt, (b) 2% wt, (c) 3% wt, and (d) 4% wt.

(a)

(b)

(c)

(d)