石墨烯基电极材料在柔性全固态超级电容器中的研究进展

摘要

随着电子产品向着智能化、微型化和便携化的方向发展,亟需发展与之匹配的高效柔性储能器件.超级电容器由于功率密度高、循环寿命长、安全无污染、易于实现其柔性化等特点,近年来引起人们的广泛关注.石墨烯材料具有极高的比表面积、优异的电化学性能和良好的机械稳定性,被广泛作为柔性全固态超级电容器的电极材料.本文简要介绍了石墨烯电极材料的制备方法,并总结了其在柔性全固态超级电容器中的最新研究进展,探讨了其发展前景和面临的挑战.%With the development of electronics towards intelligence, portability and miniaturization, it is necessary to develop high-performance flexible energy storage devices.Due to their high power density, long cycling life, excellent safety, environmentally-friend, and easy realization of flexibility,supercapacitors have attracted increasing attention recently.Graphene-based materials, exhibiting large specific surface area, excellent electrochemical performance and superior mechanical stability, have been widely investigated as electrode materials in flexible all-solid-state supercapacitors.In this review, we introduce the fabrications of graphene-based electrodes,and summarize recent progress on flexible all-solid-state supercapacitors followed by discussing perspective and current challenges of this hot field.