▎ 摘 要
NOVELTY - A graphene-zinc oxide nanoparticle composite material is prepared by dissolving graphene oxide and zinc salt in water, separating, and washing obtained product after heat processing in air or oxygen. USE - Method for preparing graphene-zinc oxide nanoparticle composite material (claimed). ADVANTAGE - The method has simple preparation, reduces the use of chemical reagent, and is green and environment-friendly.