“…The materials used in this study include graphite powder, Sodium Nitrate (NaNO3), Potassium Permanganate (KMnO4), Lithium Iron Phosphate (LiFePO4), Carbon (C), Poly(vinylidene fluoride) PVDF, Acetylene Black, Sulfuric acid (H2SO4, 97%, Honeywell Fluka), Hydrochloric Acid (HCl) 1M (37%, LabGuard), Hydrogen Peroxide (H2O2, 30%, SmartLab), Ethanol (C2H2O5, 99.7%), N,N-Dimethylacetamide (DMAc, Sigma-Aldrich), Lithium hexafluorophosphate (LiPF6, Sigma-Aldrich), Acetone (C3H6O, SmartLab), Al foil sheet, Li sheet, Separator sheet, Aquades, Ice cubes. Graphene Oxide was prepared by modified Hummer's method [15]. The synthesis of LiFePO4/C-GO composite was made by a method [16].…”