Fig. 4: Characterization of film crystallinity.

a, b XRD patterns of PTFMB-0%LiCl and PTFMB-4%LiCl films. c Crystallinity and size of crystallites of PTFMB films with various different annealing temperatures. d Diagram of the crystallization process of PTFMB. e SAXS patterns and one-dimensional integral curves for SAXS patters of PTFMB-0%LiCl and PTFMB-4%LiCl films. f WAXS patterns and one-dimensional integral curves for WAXS patters of PTFMB-0%LiCl and PTFMB-4%LiCl films.