CAJ | 학술논문

富锂锰基正极材料 Li2 MnO3·LiMO2具有高达300 mAh/g 的理论容量，并且电压能够达到4．5 V，从而具有最高的能量密度，被广泛认为是具有潜力的下一代锂离子正极材料，但是该材料的循环性能以及倍率性能尚不能达到应用要求。本文从机理、合成方法以及材料改性方面综述了富锂锰基正极材料的现状，并且提出了下一步的研究方向。
부리맹기정겁재료 Li2 MnO3·LiMO2구유고체300 mAh/g 적이론용량，병차전압능구체도4．5 V，종이구유최고적능량밀도，피엄범인위시구유잠력적하일대리리자정겁재료，단시해재료적순배성능이급배솔성능상불능체도응용요구。본문종궤리、합성방법이급재료개성방면종술료부리맹기정겁재료적현상，병차제출료하일보적연구방향。
Lithium-rich layered cathode material Li2 MnO3 ·LiMO2 has a high theoretical capacity about 300 mAh/g,and the voltage about 4.5 V.It is widely considered to be the next-generation lithium ion potential of the positive electrode material with the highest energy density,but the rate performance and cycle performance of this material can’t meet the applications demands. The status of the lithium-rich layered cathode material is reviewed from the mechanism of the synthesis methods and material modification terms,and the future research directions are pro-posed.