▎ 摘　　要

NOVELTY - A graphene oxide is used for preparing template nanowire, where oxide is ferroferric oxide, cobaltosic oxide, vanadium oxide or zinc oxide; and preparation method of template nanowire is via hydrothermal synthesis reaction. USE - Graphene oxide used for preparing template nanowires for preparing supercapacitor, battery and other energy-storage field and electromagnetic shielding field (claimed). ADVANTAGE - The method is simple and low-cost. The product has large specific surface area, high magnetic saturation intensity and electronic conductivity, and has increased conductivity and electromagnetic shielding performance. DETAILED DESCRIPTION - INDEPENDENT CLAIMS are included for: (1) preparation of reduced graphene oxide/ferric oxide nanowire composite material comprising dissolving graphene oxide in deionized water, stirring, adding sodium hydroxide, stirring, obtaining solution B, taking sodium pentahydrate sulfate and ferrous sulfate heptahydrate, adding solution B, sealing, carrying out hydrothermal synthesis reaction, cooling, washing reaction product, collecting precipitate, and vacuum drying; (2) preparation of electromagnetic shielding paint comprising taking epoxy resin and alcohol, stirring to obtain mixed liquid A, taking epoxy resin curing agent and alcohol, mixing to obtain mixed liquid B, taking mixed liquid A, adding reduced graphene oxide/ferric oxide nanowire composite material, stirring, adding mixed liquid B, and mixing; (3) preparation of super capacitor comprising taking reduced graphene oxide/ferric oxide nanowire composite material, activated carbon and PTFE crosslinking agent, adding alcohol, preparing paste, stirring, coating onto dried foam nickel surface, vacuum drying, obtaining electrode sheet, preparing sodium sulfite and sodium sulfate aqueous solutions as measuring electrolyte, and testing C-V curve, complex working voltage range, and cycle times; and (4) preparation of lithium ion battery comprising taking reduced graphene oxide/ferric oxide nanowire composite material, activated carbon and polyvinylidene fluoride crosslinking agent, adding alcohol, stirring to obtain lithium ion battery anode sizing agent, coating into clean foam nickel surface of copper foil, drying, obtaining electrode sheet, taking lithium iron phosphate as electrolyte, cutting anode piece, adding membrane, pressing, forming buckle type battery, and testing C-V curve, complex working voltage range, high specific capacity and test the cycle times.