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author:

Yang, Jie (Yang, Jie.) [1] | Lian, Lifang (Lian, Lifang.) [2] | Ruan, Hongcheng (Ruan, Hongcheng.) [3] | Xie, Fengyan (Xie, Fengyan.) [4] | Wei, Mingdeng (Wei, Mingdeng.) [5] (Scholars:魏明灯)

Indexed by:

EI Scopus SCIE

Abstract:

Nanostructured porous MnO2 film on Ni foam substrate was fabricated via a CV electrodeposited route for the first time. The obtained MnO2 film had a 3D network structure and a high mass loading from 6 to 18 mg cm(-2). This material achieved a maximum specific capacitance of 2790 mF cm(-2) at 2 mA cm(-2) and 864 mF cm(-2) at 20 mA cm(-2), and the specific capacitance can be retained above 90% after 1000 cycles at 5 mA cm(-2). The fabricated AC//MnO2 asymmetric supercapacitor can reach a specific capacitance of 67 F g(-1) and an energy density of 37.22 Wh Kg(-1) with its capacitance retention of 80% after 1000 cycles at 2.5 mA cm(-2). (C) 2014 Elsevier Ltd. All rights reserved.

Keyword:

Electrochemical performance Electrodeposition High mass loading Porous MnO2 film Supercapacitor

Community:

  • [ 1 ] [Yang, Jie]Fuzhou Univ, State Key Lab Photocatalysis Energy & Environm, Fuzhou 350002, Fujian, Peoples R China
  • [ 2 ] [Lian, Lifang]Fuzhou Univ, State Key Lab Photocatalysis Energy & Environm, Fuzhou 350002, Fujian, Peoples R China
  • [ 3 ] [Ruan, Hongcheng]Fuzhou Univ, State Key Lab Photocatalysis Energy & Environm, Fuzhou 350002, Fujian, Peoples R China
  • [ 4 ] [Xie, Fengyan]Fuzhou Univ, State Key Lab Photocatalysis Energy & Environm, Fuzhou 350002, Fujian, Peoples R China
  • [ 5 ] [Wei, Mingdeng]Fuzhou Univ, State Key Lab Photocatalysis Energy & Environm, Fuzhou 350002, Fujian, Peoples R China
  • [ 6 ] [Yang, Jie]Fuzhou Univ, Inst Adv Energy Mat, Fuzhou 350002, Fujian, Peoples R China
  • [ 7 ] [Lian, Lifang]Fuzhou Univ, Inst Adv Energy Mat, Fuzhou 350002, Fujian, Peoples R China
  • [ 8 ] [Ruan, Hongcheng]Fuzhou Univ, Inst Adv Energy Mat, Fuzhou 350002, Fujian, Peoples R China
  • [ 9 ] [Xie, Fengyan]Fuzhou Univ, Inst Adv Energy Mat, Fuzhou 350002, Fujian, Peoples R China
  • [ 10 ] [Wei, Mingdeng]Fuzhou Univ, Inst Adv Energy Mat, Fuzhou 350002, Fujian, Peoples R China

Reprint 's Address:

  • 魏明灯

    [Wei, Mingdeng]Fuzhou Univ, State Key Lab Photocatalysis Energy & Environm, Fuzhou 350002, Fujian, Peoples R China

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Source :

ELECTROCHIMICA ACTA

ISSN: 0013-4686

Year: 2014

Volume: 136

Page: 189-194

4 . 5 0 4

JCR@2014

5 . 5 0 0

JCR@2023

ESI Discipline: CHEMISTRY;

ESI HC Threshold:268

JCR Journal Grade:1

CAS Journal Grade:1

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count: 144

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 1

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