铌基氧化物锂离子电容器负极材料研究进展

Progress of Nb-based Oxide Anode Materials Toward Lithium-ion Capacitors

在现有的各类锂离子电容器(LICs)负极材料中,铌基氧化物被认为是很有前景的电极材料。本文以Nb2O5、M-Nb-O(M=Ti,Cr,Ga,Fe,Zr,Mg,Li,Na,K等)和(H,Li,K)-Ti-Nb-O等负极材料为例,介绍了铌基氧化物作为锂离子电容器负极材料的优势、储锂机制和常见的合成方法,并提出了该材料目前存在的问题和相应的解决方案,以促进其在新兴储能器件领域的进一步推广和发展。

Among the existing anode materials for lithium-ion capacitors(LICs),Nb-based oxides are considered as one of the most promising anode materials.This review takes Nb2O5,M-Nb-O(M=Ti,Cr,Ga,Fe,Zr,Mg,Li,Na,K,etc.)and(H,Li,K)-Ti-Nb-O group anode materials as examples,and introduces the advantages of niobium-based oxides as anode materials for LICs,the energy storage mechanism,synthetic methods.Moreover,the existing problems for each material currently and corresponding solutions are proposed,which will promote their further development and applications in the field of emerging energy storage devices.