锰氧化物负极材料形貌调控与性能提升研究进展

A Research Progress on Morphology Regulation and Performance Improvement of Manganese Oxide Anode Materials

锰氧化物是一类典型的高容量金属氧化物负极材料,在锂离子电池领域受到较为广泛的关注。形貌调控是影响锰氧化物电化学性能的重要因素,近年来研究人员围绕锰氧化物开展了大量研究工作。基于此,综述了不同纳米形貌的锰氧化物MnO、Mn_(3)O_(4)、Mn_(2)O_(3)和MnO_(2)作为锂离子电池负极的储锂特性,重点讨论了纳米片、纳米微球、纳米线形貌的锰氧化物结构调控对其充放电性能的影响,可为锰氧化物在锂离子电池负极材料中的应用提供参考。

Manganese oxide is a kind of typical high-capacity metal in oxide anode material,which has received extensive attention in the field of lithium-ion batteries.Morphology regulation is an important factor affecting the electrochemical performance of manganese oxides.In recent years,some researchers have carried out lots of research work in manganese oxides.On account of it,the lithium storage characteristics of manganese oxides MnO,Mn_(3)O_(4),Mn_(2)O_(3)and MnO_(2)with different nano morphology as lithium-ion battery cathode are summarized.The influence of manganese oxide structure regulation of nano sheet,nano microsphere and nano wire morphology on its charge and discharge performance is mainly discussed in this paper,which can provide a reference for the application of manganese oxides in lithium-ion battery cathode materials.