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锂离子电池纳米NiO负极材料的制备

李求忠 颜桂炀 罗五魁

厦门大学学报(自然科学版)2011,Vol.50Issue(z1):102-104,3.
厦门大学学报(自然科学版)2011,Vol.50Issue(z1):102-104,3.

锂离子电池纳米NiO负极材料的制备

Preparation of Nano-sized NiO Anode Material for Lithium Ion Battery

李求忠 1颜桂炀 1罗五魁1

作者信息

  • 1. 宁德师范学院化学系,福建 宁德 352100
  • 折叠

摘要

Abstract

The Ni(OH)2 precursor was prepared by precipitation method. It was calcinated at 500 X^ for 2 h in air,and the NiO material was obtained. The structure,morphology and performance were characterized by XRD.SEM,charge-discharge tests,cyclic vol-tammetry (CV) tests and the lithium insertion-extraction was studied. The results showed that the nano-scale NiO material had a grainy structure and good cycling performance. The reversible specific capacity was not decreased obviously in forty cycles. The reversible specific capacity was 400 mA ? H/g at the 40th cycle,and the coulombic efficiency was 95%.

关键词

纳米NiO/负极材料/锂离子电池/制备

Key words

nano-sized NiO/ anode material/ Li-ion battery (preparation

分类

化学化工

引用本文复制引用

李求忠,颜桂炀,罗五魁..锂离子电池纳米NiO负极材料的制备[J].厦门大学学报(自然科学版),2011,50(z1):102-104,3.

基金项目

福建省教育厅B类科技项目(JB10188) (JB10188)

宁德师范学院“服务海西建设”项目(2010H103) (2010H103)

宁德师范学院资助项目(2010204) (2010204)

厦门大学学报(自然科学版)

OA北大核心CSCDCSTPCD

0438-0479

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