Fabrication of Nanostructured Polyamic Acid Membranes for Antimicrobially Enhanced Water Purification

Figure 8

Investigation of the antimicrobial activity of different PAA solutions against E. coli. (a) Control plate with Muller Hinton agar and inoculated E. coli bacteria. (b) Plate treated with AuNPs-PAA. (c) plate treated with AgNPs-PAA. (d) Plate treated with Au/AgNPs-PAA demonstrating a larger zone of inhibition than the plate treated with AgNPs-PAA.

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