期刊
IONICS
卷 22, 期 7, 页码 1027-1034出版社
SPRINGER HEIDELBERG
DOI: 10.1007/s11581-016-1636-y
关键词
Lithium-ion battery; LiFePO4/graphene; Interconnected conductive network
资金
- Priority Academic Program Development (PAPD) of Jiangsu Higher Education Institutions
FePO4 center dot xH(2)O/graphene oxide (FePO4 center dot xH(2)O/GO) composites were prepared by a facile chemical precipitation method. Using the as-prepared FePO4 center dot xH(2)O/GO and LiOH center dot H2O as precursors and followed by carbothermal reduction, LiFePO4/graphene composites were obtained. Scanning electron microscope (SEM) images indicated that the graphene had very good dispersity and uniformly attached to the LiFePO4 particles. The conductive framework of graphene improved the electrochemical properties of the composites. The composites deliver high initial discharge capacity of 163.4 mAh g(-1) as well as outstanding rate performance.
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