Stable Cycling of Thin-Film Vanadium Oxide Electrodes between 4 and 0 V in Lithium Batteries

Ping Liu, Se Hee Lee, C. Edwin Tracy, John A. Turner

Research output: Contribution to journalArticlepeer-review

13 Scopus Citations

Abstract

Vanadium oxide prepared by plasma-enhanced chemical vapor deposition was cycled in different voltage ranges in a lithium battery. Electrochemical cycling results show a surprisingly low irreversibility during the first discharge and good stability for close to 1000 cycles between 4 and 0 V. Raman spectroscopy results indicate that a major structural transformation takes place when the films are cycled down to 1.8 V, after which the structural features remain intact even after cycling to 0 V. Degradation of the electrode only occurs after extended cycling.

Original languageAmerican English
Pages (from-to)305-309
Number of pages5
JournalJournal of Power Sources
Volume119-121
DOIs
StatePublished - 2003
EventSelected Papers Presented at the 11th IMLB - Monterey, CA, United States
Duration: 22 Jun 200228 Jun 2002

NREL Publication Number

  • NREL/JA-590-34997

Keywords

  • Anode material
  • Cycling stability
  • Lithium insertion
  • Raman spectra
  • Vanadium oxide

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