LiMn0.8Fe0.2PO4@C cathode prepared via a novel hydrated MnHPO4 intermediate for high performance lithium-ion batteries

Author:

Zeng Taotao12,Liu Dai-Huo23ORCID,Fan Changling14ORCID,Fan Runzheng1,Zhang Fuquan14,Liu Jinshui14,Yang Tingzhou2,Chen Zhongwei2ORCID

Affiliation:

1. College of Materials Science and Engineering, Hunan University, Changsha 410082, China

2. Department of Chemical Engineering, Waterloo Institute for Nanotechnology, Waterloo Institute for Sustainable Energy, University of Waterloo, Waterloo, Ontario N2L 3G1, Canada

3. Collaborative Innovation Center of Henan Province for Green Manufacturing of Fine Chemicals, Key Laboratory of Green Chemical Media and Reactions, Ministry of Education, School of Chemistry and Chemical Engineering, Henan Normal University, Xinxiang, 453007, China

4. Hunan Province Key Laboratory for Advanced Carbon Materials and Applied Technology, Hunan University, Changsha 410082, China

Abstract

A highly stable intermediate hydrated MnHPO4 is used to synthesize a well-crystallized LiMn0.8Fe0.2PO4@C cathode, which exhibits a high electrical conductivity of 6.823 × 10−2 S cm−1 and excellent cycling stability with a capacity retention of 98.62%.

Funder

Natural Sciences and Engineering Research Council of Canada

University of Waterloo

China Postdoctoral Science Foundation

National Natural Science Foundation of China

Publisher

Royal Society of Chemistry (RSC)

Subject

Inorganic Chemistry

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