Fig. 1From: Improving the Conductivity of Solid Polymer Electrolyte by Grain ReformingMaterial characterization of different SPES: a, b SEM images of PEO grain in SPE before (a) and after (b) press rolling; c XRD patterns for different SPE (inset: the enlarged XRD peaks at 19.0°); d DSC profiles; e ionic conductivity; and f stress-strain curves of PAL-C and PAL-R SPEsBack to article page