Research Article

Improving the Hydrophobicity of ZnO by PTFE Incorporation

Figure 2

Surface morphology of ZnO coating immersed in stearic acid (a), ZnO heat treated at 70°C and immersed in stearic acid (0.002 M) (b). Insets show the profiles of the water droplet on the film surface.
392754.fig.002a
(a)
392754.fig.002b
(b)