Fig. 2: MD simulations.

a The amorphous structure of the PSF/EVOH/PEG/HNT system, with the magnified section on the right exhibiting H-bonding interaction between PSF and HNT, EVOH and HNTs, and PEG and HNT. C: black, H: white, O: red, S: yellow; (b) RDF calculation of PSF and HNTs; EVOH and HNTs; and of PEG and HNTs.