Figure 8

SEM micrographs of the untreated, treated, and aged treated samples with MPSNP/PVA nanocomposite; (A) aged untreated samples; (B) treated sample 1% before aging; (C) aged treated sample at 1%; (D) treated sample 3% before aging; (E) aged treated sample at 3%; (F,G) treated sample 5% before aging; (H,I) aged treated sample at 5%.