Influence of Drying Temperature on the Structural, Optical, and Electrical Properties of Layer-by-Layer ZnO Nanoparticles Seeded Catalyst

Figure 2

FE-SEM micrographs of the sol-gel layer-by-layer ZnO thin films dried at (a) 100°C, (b) 150°C, (c) 200°C, (d) 250°C, and (e) 300°C.

(a)

(b)

(c)

(d)

(e)