Figure 4.
FT-IR spectra of EVOH and EVOH_ ZnO Nrods at different ZnO contents at time 0 (a), and after different exposition times (5 and 10 days) of accelerated-aging test for EVOH (b), EVOH_0.1ZnO Nrods (c) and EVOH_1ZnO Nrods (d).
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