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氧化锰/碳纳米管超级电容器复合电极材料的制备

晏善成 吴建盛

南京邮电大学学报(自然科学版)2011,Vol.31Issue(4):134-137,4.
南京邮电大学学报(自然科学版)2011,Vol.31Issue(4):134-137,4.

氧化锰/碳纳米管超级电容器复合电极材料的制备

Synthesis of MnO2/MWCNTs Composite Electrodes for Supercapacitors

晏善成 1吴建盛1

作者信息

  • 1. 南京邮电大学地理与生物信息学院,江苏南京210046
  • 折叠

摘要

Abstract

A simple approach to decorate multiwalled carbon nanotubes with MnO2 has been developed.In this method,MnC12 solution was directly transformed into MnO2 by microwave irradiation,and the produced MnO2 deposited on MWCNTs.Transmission electron microscopy (TEM) result showed that MnO2 nanoparticles had the uniform size distribution.Field emission scan electron microscopy (FE-SEM) result showed that MnO2 nanoparticles cross-linked MWCNTs in a quasi three-dimensional network.Energy dispersive X-rays (EDX) spectra elucidated the presence of manganese oxide in the as-prepared composites.Cyclic voltammetry result demonstrated that a specific capacitance of deposited manganese oxide electrode was significantly greater than that of the pristine MWCNTs electrode in the same medium.

关键词

超级电容器/氧化锰/纳米复合材料

Key words

supercapacitor/manganese oxide/nanocomposites

分类

化学化工

引用本文复制引用

晏善成,吴建盛..氧化锰/碳纳米管超级电容器复合电极材料的制备[J].南京邮电大学学报(自然科学版),2011,31(4):134-137,4.

基金项目

南京邮电大学科研启动基金(NY210083,NY209027)和东南大学生物电子学国家重点实验室开放研究基金(BJ21105)资助项目 (NY210083,NY209027)

南京邮电大学学报(自然科学版)

OA北大核心CSTPCD

1673-5439

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