超级电容器用活性炭电极材料的研究进展

Research Progress of Activated Carbon Electrode Material for Supercapacitor

活性炭因具有制备简单、成本低、比表面积大、导电性好以及化学稳定性高等特点,作为超级电容器电极材料已得到广泛应用。论述了活性炭电极超级电容器的工作原理及活性炭物化性质对超级电容器电化学性能的影响,介绍了活性炭电极材料的最新研究进展,展望了其应用前景,指出寻找新炭源及活化技术、探索活性炭孔结构和表面性质的有效控制手段、开发活性炭复合材料等是该领域今后研究的重点方向。

Activated carbon has been used widely as the supercapacitor electrode material for its easy availability, low cost, high specific surface area, excellent electrical conductivity and chemical stability. The working principle of supercapacitor with activated carbon as electrode and effect of physieochemical properties of activated carbon on electrochemical performance of supercapacitor are discussed, recent research advances and application prospect of aeti- vated carbon electrode material are highlighted. The focus of future research such as search for new raw materials and activation technology for activated carbon, exploring an effective method to control the pore struelure and surface properties of activated carbon and development of activated carbon composite are also pointed out.