▎ 摘 要
NOVELTY - A composite film comprises an aluminum foil substrate, a graphene coating, a zinc oxide nano-wall array with a honeycomb structure and rod shape and a silver-plated layer that is prepared by spin-coating and annealing reduction. USE - Composite film (claimed). ADVANTAGE - The composite film has improved conductivity, photocatalytic property and photoelectric conversion performance. DETAILED DESCRIPTION - An INDEPENDENT CLAIM is included for preparation of composite film.