▎ 摘 要
NOVELTY - Preparation of graphene and iron diselenide composite material comprises taking selenium-containing inorganic salt and iron-containing inorganic salt, putting in stainless steel reaction kettle, adding hydrazine hydrate and graphene source solution, agitating uniformly, naturally cooling, precipitating, filtering and drying. USE - Preparation of graphene and iron diselenide composite material (claimed). ADVANTAGE - The process has low cost.