Effect of Polymers (PEG and PVP) on Sol-Gel Synthesis of Microsized Zinc Oxide

Figure 4

SEM images of as-prepared pure ZnO (a, b, c, and d), ZnO PEG (e, f, g, and h), and ZnO PVP (i, j, k, and l) with different magnification.

(a)

(b)

(c)

(d)

(e)

(f)

(g)

(h)

(i)

(j)

(k)

(l)