Room temperature reduction of multilayer graphene oxide film on a copper substrate: Penetration and participation of copper phase in redox reactions

  • Dmitry N. Voylov
  • , Alexander L. Agapov
  • , Alexei P. Sokolov
  • , Yuri M. Shulga
  • , Artem A. Arbuzov

Research output: Contribution to journalArticlepeer-review

30 Scopus citations

Abstract

A self-reduction of graphene oxide (GO) at room temperature after prolonged storage on a copper substrate is evidenced by decrease of oxygen content and a dramatic, 6 orders in magnitude, increase in dc conductivity. Experiments revealed that the stored GO film contains copper hydroxide phase embedded in the reduced GO structure.

Original languageEnglish
Pages (from-to)563-570
Number of pages8
JournalCarbon
Volume69
DOIs
StatePublished - Apr 2014

Funding

This research was funded by the Russian Foundation of Basic Researches ( 11-03-01190-а ) and the Basic Research Program of the Presidium of RAS (#24). US team acknowledges partial financial support from the Division of Materials Science and Engineering, U.S. Department of Energy, Office of Basic Energy Sciences. These studies were performed in the framework of the US-Russia agreement on Collaboration in Clean Energy Technologies.

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