FeS2钠离子电池正极材料的研究进展

Recent Progress on FeS_2 Cathode Materials in Sodium-ion Batteries

由于黄铁矿(FeS_2)具有资源丰富、廉价、无毒及理论容量高等优点,使其成为一种极具前景的钠离子电池的正极材料,引起了人们的广泛关注和研究。本文总结了近年来FeS_2作为钠离子电池电极材料的研究进展,就其储钠机理、微观结构的设计与合成、电解质体系的选择及它们对储钠性能的影响等进行了介绍,并对其存在的问题和挑战及解决思路进行了探讨。

Owing to the advantages of abundance in the earth crust, low cost, nontoxicity and high theoretical specific capacity, FeS2 has received great attention as cathode materials in rechargeable batteries. The recent progress of FeS2 as cathode materials for sodiumion batteries, including storage mechanism, materials design and synthesis, optimization of electrolyte systems and electrochemical performance was summarized. The challenges and solutions were also discussed.