Electron-stimulated surface reactions in ReO3

R. Ai*, H. J. Fan, L. D. Marks

*Corresponding author for this work

Research output: Contribution to journalLetterpeer-review

1 Scopus citations

Abstract

Effects of electron irradiation on ReO3 supported on different substrates (carbon and silicon monoxide) in both non-UHV and UHV environments were investigated using high resolution electron microscopy. It was observed that clean ReO3 was stable under electron irradiation in a carbon free environment. When carbon was present, electron irradiation induced surface reactions of ReO3 with carbon to form a metastable ReC phase. ReC has a NaCl fcc structure and a lattice parameter of 4.00 ± 0.05 ( A ̊). The kinetics of the reaction were found to be linear with time.

Original languageEnglish (US)
Pages (from-to)L559-L567
JournalSurface Science
Volume274
Issue number2
DOIs
StatePublished - Aug 1 1992

Funding

The authors would like to thank Dr. J.P. Zhang for many valuable discussions on the structural identification of the new phase. This work is supported by Air Force Office of Scientific Research on grant number of AFOSR 90-0045/B.

ASJC Scopus subject areas

  • Condensed Matter Physics
  • Surfaces and Interfaces
  • Surfaces, Coatings and Films
  • Materials Chemistry

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