Preparation, Characterization, and Biotoxicity of Nanosized Doped ZnO Photocatalyst

Figure 1

TEM images of different doped nZnO photocatalysts. (a) Nondoped nZnO, (b) Fe-nZnO, (c) Co-nZnO, (d) Ni-nZnO, and (e) Mn-nZnO.

(a)

(b)

(c)

(d)

(e)