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MoO3的水热法制备、表征及储锂性能

李叶华 吴贤文 陈上 戴春辉 于小林 王素亮 梁琦颖 赵深勇

人工晶体学报2017,Vol.46Issue(8):1619-1624,6.
人工晶体学报2017,Vol.46Issue(8):1619-1624,6.

MoO3的水热法制备、表征及储锂性能

Hydrothermal Preparation, Characterization and Its Lithium Storage Performance of MoO3

李叶华 1吴贤文 1陈上 1戴春辉 1于小林 1王素亮 1梁琦颖 1赵深勇1

作者信息

  • 1. 吉首大学化学化工学院,吉首 416000
  • 折叠

摘要

Abstract

MoO3 was synthesized by hydrothermal method using sodium molybdate and sodium salicylate as raw material.The structure and morphology of the materials were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM) and the electrochemical performances of MoO3 were conducted on an electrochemical workstation and a battery tester.The results show that the electrochemical properties of hexagonal MoO3 (h-MoO3) nanobocks prepared by hydrothermal treatment at 180 ℃ for 12 h are much better than the crossed MoO3 (α-MoO3) nanosheets synthesized by hydrothermal treatment at 180 ℃ for 24 h.When it is applied as anodes for lithium ion battery, the initial discharge capacity of h-MoO3 is 2068.1 mAh/g.After 50 cycles, its discharge capacity is 946.4 mAh/g at a current density of 50 mA/g.The outsanding electrochemical performance is attributed to the smaller electrochemical transfer impedance.

关键词

MoO3/水热法/锂离子电池/负极材料

Key words

MoO3/hydrothermal method/lithium ion battery/anode material

分类

信息技术与安全科学

引用本文复制引用

李叶华,吴贤文,陈上,戴春辉,于小林,王素亮,梁琦颖,赵深勇..MoO3的水热法制备、表征及储锂性能[J].人工晶体学报,2017,46(8):1619-1624,6.

基金项目

湖南省教育厅优秀青年项目(15B190) (15B190)

湖南省研究生科研创新项目(CX2017B710) (CX2017B710)

吉首大学研究生科研创新项目(Jdy16015) (Jdy16015)

人工晶体学报

OA北大核心CSCDCSTPCD

1000-985X

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