Reduced graphene oxide-carbon nanotubes composite films by electrophoretic deposition method for supercapacitors

  • Ting Lu
  • , Likun Pan*
  • , Haibo Li
  • , Chunyang Nie
  • , Mingfu Zhu
  • , Zhuo Sun
  • *Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

57 Scopus citations

Abstract

Reduced graphene oxide (RGO)-carbon nanotubes (CNTs) composite films were successfully fabricated by electrophoretic deposition and used as electrode materials for electrochemical supercapacitors. RGO was obtained by microwave-assisted reduction of graphene oxide dispersion in acidic aqueous solution using a microwave synthesis system. The electrochemical performances of the films were analyzed through cyclic voltammetry and chronopotentiometry tests. The results showed that as compared with pure RGO and CNTs, RGO-CNTs composite with 40% CNTs exhibited an optimal electrochemical capacitance of 87 F/g due to a synergistic effect of RGO and CNTs.

Original languageEnglish
Pages (from-to)270-273
Number of pages4
JournalJournal of Electroanalytical Chemistry
Volume661
Issue number1
DOIs
StatePublished - 1 Oct 2011

Keywords

  • Carbon nanotubes
  • Electrophoretic deposition
  • Reduced graphene oxide
  • Supercapacitors

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