▎ 摘 要
NOVELTY - Preparation of metal oxide/nitrogen doped graphene composite comprises adding graphite oxide, glycine and metal nitrates into the beaker, dispersing in deionized water, carrying out ultrasonic treatment, transferring into an porcelain boat, placing into tubular furnace, heating and cooling. USE - Method for preparing metal oxide/nitrogen doped graphene composite (claimed). ADVANTAGE - The method is simple.