导电金属有机骨架材料在超级电容器中的应用

Application of Conductive Metal Organic Frameworks in Supercapacitors

随着电子技术的持续发展,对供电设备的要求也相应提高。超级电容器(SCs)具有较高的能量密度和优异的功率输出性能,是新一代小型化、智能化、可穿戴电子设备的理想供电装置。开发能够快速充放电、性能稳定的SCs产品是储能领域的研究重点。电极材料作为SCs最重要的组成部分,是进一步提升其性能的关键。导电金属有机骨架(MOFs)作为新型SCs电极材料,具有规整的孔道结构、大比表面积、多种形貌及维度、可调控的导电性能等优异性质,展现出巨大的潜力并引起了广泛关注。本文结合SCs的储能机理,介绍了导电MOFs的结构、制备及导电机制,进一步阐述了其作为SCs电极材料的设计策略,重点综述了其在SCs领域的研究进展,并展望了其应用前景与发展方向。

With continuous development of electronics,the requirements for power supply systems are increasing.Supercapacitors(SCs),which have high energy density and excellent power output performance,are ideal power supplies for new generation of miniaturized,intelligent and wearable electronic devices.Thus,developing SCs with fast charge-discharge speed and high stability is a key research topic in the field of energy storage.As the most important part of SCs,electrode materials are critical to its performance.Due to the excellent performances of high-ordered pore structure,large specific surface area,diverse morphologies and dimensions,and adjustable conductivity,conductive metal-organic frameworks(MOFs)materials have shown great potential as promising SCs electrode materials,and have attracted wide attention.This review introduces the structure,conductive mechanism and preparation methods of conductive MOFs following a short introduction of SCs,describes its design strategy as SCs electrode materials,reviews the research progress of conductive MOFs in the field of SCs,and prospects its future application.