▎ 摘 要
NOVELTY - Preparing graphene oxide composite film having shell structure involves depositing graphene oxide film in electrolyte at constant voltage by utilizing double electrode direct current electrodeposition method to obtain final film. USE - Method for preparing graphene oxide composite film having shell structure (claimed). ADVANTAGE - The method enables to prepare graphene oxide composite film having shell structure, which has low cost, simple process and easy industrial production, and has wide application potential.