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Preparation of Graphene Liquid Cells for the Observation of Lithium-ion Battery Material
Published on: February 5, 2019
Construction of Sn-P-graphene microstructure with Sn-C and P-C co-bonding as anodes for lithium-ion batteries
Yuanxing Zhang1, Li Sun1, Xiaoxue Zhao1
1Beijing Key Laboratory of Materials Utilization of Nonmetallic Minerals and Solid Istes, National Laboratory of Mineral Materials, School of Materials Science and Technology, China University of Geosciences, Beijing, No. 29, Xueyuan Road, Haidian District, Beijing 100083, People's Republic of China. sunli@cugb.edu.cn.
Abstract:
In this work, a P-Sn@G composite is synthesized using a direct high-energy ball milling (HEBM) method with P, Sn, and expanded graphite (EG). The in situ formed few layered graphene (FLG) prevents the formation of Sn4P3 and establishes strong Sn-C and P-C co-bonding in the resultant P-Sn@G composite. Excellent lithium storage is also revealed due to the key effect of FLG to benefit the electronic transfer and buffer expansion stress of the electrode from Sn and P.

