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. 2017 Jul 13;7(3):35. doi: 10.3390/membranes7030035

Figure 5.

Figure 5

Figure 5

Scanning electron microscopy (SEM) images for top surfaces of (a1) PVDF-HFP, (b1) Ag/PVDF-HFP, (c1) MWCNTs/PVDF-HFP, and (d1) Ag-MWCNTs/PVDF-HFP and their cross-sections (a2,b2,c2,d2).