Survey of the Polyvinylidene Fluoride (PVDF) ratio and evaluation of electrochemical properties of Gel-Polymer PEO/PVDF/SiO2/LiTFSI membranes used for Li||LiFePO4 batteries - Nguyen, Trang; Phat, Vu; Tran, Man; Le, Phung (VNUHCM Journal of Advanced Research in Natural Sciences, 2024)