Figure 2.
ATR-FTIR spectra of (a) PVA/Cs, (b) PVA/Cs/2 wt% ZnO, (c) PVA/Cs/5 wt% ZnO, (d) PVA/Cs/10 wt% ZnO and (e) PVA/Cs/15 wt% ZnO.
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