Effect of Cu2O coating on graphite as anode material of lithium ion battery in PC-based electrolyte

L. J. Fu, J. Gao, T. Zhang, Q. Cao, L. C. Yang, Y. P. Wu, R. Holze

Research output: Contribution to journalArticlepeer-review

49 Scopus citations

Abstract

Cuprous oxide-coated graphite was synthesized by a polyol reduction process and analyzed by scanning electron microscopy, charge-discharge measurements and cyclic voltammetry. Cu2O exists at the surface of graphite in the form of nanoparticles and nanorods. The coated cuprous oxide layer acts as a protective layer separating graphite from the propylene carbonate (PC)-based electrolyte solution, and greatly suppresses PC decomposition and graphite exfoliation in PC-based electrolyte systems.

Original languageEnglish
Pages (from-to)904-907
Number of pages4
JournalJournal of Power Sources
Volume171
Issue number2
DOIs
StatePublished - 27 Sep 2007
Externally publishedYes

Keywords

  • Coatings
  • Cuprous oxide
  • Graphite exfoliation
  • Lithium ion battery
  • PC-based electrolyte

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