Turning commercial MnO2 (≥85 wt%) into high-crystallized K+-doped LiMn2O4 cathode with superior structural stability by a low-temperature molten salt method

Junfei Ma,Bei Long,Qing Zhang,Yuzhu Qian,Ting Song,Wenyuan He,Manjun Xiao,Li Liu,Xianyou Wang,Yexiang Tong

Journal of Colloid and Interface Science（2022）

引用 12|浏览32

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摘要

•A molten salt method is used to prepare high-crystallized K+-doped LiMn2O4.•The K+ doping improves the structural stability and charge transfer.•The Li3PO4 coating layer prompts the interfacial stability and Li+ transfer.•The enhanced rate and cyclic performances are obtained.

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关键词

Commercial MnO2 (≥ 85 wt%),In-situ K+ doping,LiMn2O4,Good structural stability,Low-temperature molten salt method

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