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Article
New Metastable Nonmetallic Phase of Europium
Physical Review Letters
  • C. G. Olson, Iowa State University
  • X. Wu, Iowa State University
  • Z.-L. Chen, Iowa State University
  • David W. Lynch, Iowa State University
Document Type
Article
Publication Date
2-1-1995
DOI
10.1103/PhysRevLett.74.992
Abstract
Metastable, close-packed films of elemental, divalent Eu from about a half to several monolayers thick on several substrates were found to be nonmetallic. Photoemission showed no states within 1.4 eV of the Fermi level. Low energy electron diffraction studies of Eu films on Ta(110) showed a closepacked pattern with orientational epitaxy. With increased thickness this phase reverted to metallic bcc Eu with orientational epitaxy.
Comments

This article is from Physical Review Letters 74 (1995): 992, doi:10.1103/PhysRevLett.74.992. Posted with permission.

Copyright Owner
The American Physical Society
Language
en
File Format
application/pdf
Citation Information
C. G. Olson, X. Wu, Z.-L. Chen and David W. Lynch. "New Metastable Nonmetallic Phase of Europium" Physical Review Letters Vol. 74 Iss. 6 (1995) p. 992 - 995
Available at: http://works.bepress.com/david_lynch1/115/