The influence of phase structure on chain diffusion and the local
reorientation motion of the crystalline PEO segments of the PEO6/
LiAsF6 complexes with different molecular weight of PEO (average
Mw ¼ 1K, 2K, 4K, 6K, 10K, 100K, and 5M) are studied by solid-state
NMR in this work.