石墨烯基镍（铜）催化剂的设计及催化性能研究

石墨烯是一种新型的碳素材料，它在物理、材料、化学等领域受到广泛注意，但在催化领域中的研究还较少见，开展石墨烯基催化剂的研究具有重要的理论意义和应用前景。本申请项目利用石墨烯所具有的大表面积、独特的电子传导性、良好的传热性能及储氢性能，研究旨在制备石墨烯负载镍、铜等非贵金属催化剂，分别用苯加氢、CO2甲烷化和富氢下CO选择性氧化进行催化性能评价及进行动力学分析。项目探索石墨烯材料在多相催化剂载体方面的应用，考察此类新型催化剂材料的制备条件，考察氧化石墨烯和还原石墨烯在催化剂中的作用。利用BET，ICP，IR，TPD，TG-DTA，TPR，XRD，TEM，SEM，XPS，拉曼光谱、化学吸附等多种表征方法，考察石墨烯基催化剂的催化性能与物理结构、化学特性之间的相互关系，结合理论计算结果，建立相应催化作用的机理。项目研究将获得一种新型的具有良好催化活性和稳定性的石墨烯负载的非贵金属催化剂材料。

Graphene，a novel carbon material, is widespreadly attracted in the field of physics, materials, chemistry,but few in the catalysis.It is important theoretical significance and application prospects to research the graphene-based catalysts.Graphene is a novel material with large surface area, unique electron conductivity, good heat transfer properties and hydrogen storage performance.This research aims at studing the catalytic properties of graphene -based Ni(Cu) catalysts by using benzene hydrogenation, CO2 methanation and preferential oxidation of CO in Hydrogen-rich Stream. The project explores the application of graphene material in the heterogeneous catalysis,the preparing condition of graphene-based catalysts and the action of the graphene oxide and reduced graphene.BET, ICP, IR, TPD, TG-DTA, TPR, XRD, TEM, SEM, XPS, Raman spectroscopy, chemical adsorption and so on is using to measure the characterization of catalysts.By combining the experiment result with theoretical calculation,we want to find the catalytic mechanism.The aim of this project is to attain kinds of graphene-based catalysts with better catalytic activity and thermal stability.