Layer-by-layer printing of laminated graphene-based interdigitated microelectrodes for flexible planar micro-supercapacitors

Gengzhi Sun, Jia An, Chee Kai Chua, Hongchang Pang, Jie Zhang, Peng Chen*

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

186 Citations (Scopus)

Abstract

Graphene-based planar micro-supercapacitors are layer-by-layer printed on flexible substrates using micro-extrusion technique. The laminated graphene films and polyvinyl alcohol-H2SO4 gel serve as the interdigitated micro-electrodes and electrolyte, respectively. The resultant solid-state micro-supercapacitors exhibit high capacitive performance, excellent flexibility and cycling stability. Such device promises potential applications in flexible electronics and lab-on-a-chip systems.

Original languageEnglish
Pages (from-to)33-36
Number of pages4
JournalElectrochemistry Communications
Volume51
DOIs
Publication statusPublished - Feb 2015
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2014 Elsevier B.V. All rights reserved.

ASJC Scopus Subject Areas

  • Electrochemistry

Keywords

  • Flexible
  • Graphene
  • Layer-by-layer printing
  • Micro-supercapacitor
  • Planar

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