石墨烯制备方法的研究进展

Research progress in preparation methods of graphene

石墨烯是一种具有六边蜂窝结构的二维原子晶体,其优异的物理和化学性能在材料、电学、光学、生物学等诸多领域都得到了广泛应用。综述了石墨烯常用的制备方法(物理制备法、化学制备法、掺杂法、有机合成法等),阐述了不同制备方法得到的石墨烯其组织结构和性能特点,并分析了不同制备方法的优缺点及发展趋势。通过对不同研究方法及石墨烯产物的品质性能进行对比,最后分析得出了元素掺杂法得到的掺杂石墨烯结构更完整,性能更优异,是最有可能实现石墨烯产业化的制备方法,同时对于石墨烯未来的研究方向作出了展望。

Graphene is a two-dimensional atomic crystal with a hexagonal honeycomb structure,and has been widely used in many fields such as materials,electricity,optics,and biology,owing to its excellent physical and chemical properties.For the mass production of graphene,the most critical core is how to solve various problems in the preparation process.In this paper,the commonly used preparation methods of graphene,including physical preparation method,chemical preparation method,doping method,and organic synthesis method,are reviewed,the structure and performance characteristics of graphene obtained by different preparation methods are described,and the advantages,disadvantages and development trends of different preparation methods are analyzed.Through the comparison of different research methods and the quality performance of graphene products,the final analysis shows that the doped graphene obtained by the element doping has a more complete structure and better performance,which is the most likely preparation approach to realize the industrialization of graphene.At the same time,the future research direction of graphene has been prospected.