▎ 摘　　要

NOVELTY - Preparation of graphene/graphene oxide comprises taking acid graphite as raw materials, high-temperature processing, and reducing; and mechanical peeling off with specific organic solvent; and separating. USE - Method for preparing graphene/graphene oxide (claimed). ADVANTAGE - The method uses cheap and easy to obtain raw materials, is simple and easy to operate, and has high preparation efficiency, excellent performance, and less defects.