Electrochemical Deposition of Zinc Oxide on the Surface of Composite Membrane Polysulfone-Graphene-Polystyrene in the Presence of Water Soluble Polymers

Figure 5

SEM images of PSF-G-PST-ZnO membrane: (a) cross-section; (b) bottom; (c, d) details of macrovoids from the bottom surface.

(a)

(b)

(c)

(d)