Hostname: page-component-586b7cd67f-t7fkt Total loading time: 0 Render date: 2024-11-29T10:06:02.608Z Has data issue: false hasContentIssue false
  • English
  • Français

Calculation of Defect Processes in Cobalt Oxide

Published online by Cambridge University Press:  28 February 2011

J. H. Harding  and
R-J. Tarento
J. H. Harding
Affiliation:
Theoretical Physics Division, AERE Harwell, Didcot, Oxon, England
R-J. Tarento
Affiliation:
CNRS Meudon-Bellevue, France.
Get access

Abstract

We calculate energies and entropies of a variety of defect processes using the SHEOL code. It is shown that only the Co2+ ion is responsible for cation migration, thus explaining the experimental result that the migration energy is independent of defect charge.

Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 60: Symposium L – Defect Properties and Processing of High-Technology Nonmetallic Materials , 1985 , 299
Copyright
Copyright © Materials Research Society 1986

Access options

Get access to the full version of this content by using one of the access options below. (Log in options will check for institutional or personal access. Content may require purchase if you do not have access.)

References

1. Dieckmann, R., Z.Phys. Chem. N.F. 107 189 (1977).Google Scholar
2. Dieckmann, R., Solid State Ionics 12 1 (1984).Google Scholar
3. Peterson, N.L., Diffusion and Defect Data 36 1 (1984).Google Scholar
4. Yamaguchi, S. and Someno, M., Trans.Jap.Inst. Metals 23 259 (1982)Google Scholar
5. Monty, C., Tarento, R.J. and Philibert, J., Proc. 3rd Conference on Non-Stoichiometric Oxides, Penn State Univ., 1984.Google Scholar
6. Catlow, C.R.A., “Non Stoichiometric Oxides” Ch.2, ed. Sørensen, O.T., Academic, New York 1982.Google Scholar
7. Petot-Ervas, C., Ochin, P. and Sossa, B., Solid State Ionics 12 277 (1984).Google Scholar
8. Harding, J.H., Tarento, R.J., unpublished work.Google Scholar
9. Harding, J.H., Physica 131B 13 (1985).Google Scholar
10. Harding, J.H., Phys. Rev. in press.Google Scholar
11. Catlow, C.R.A., Corish, J., Jacobs, P.W.M. and Lidiard, A.B., J.Phys. C14 L121 (1981).Google Scholar
12. Wuensch, B.J., “Mass Transport in Solids” Ch.12, eds. Bénière, F. and Catlow, C.R.A., Plenum, New York 1981.Google Scholar
13. Mackrodt, W.C. and Stewart, R.F., J.Phys. C10 1431 (1977); J.Phys. C12 431 (1979).Google Scholar
14. Stoneham, A.M. and Sangster, M.J.L., Phil.Mag. 52 717 (1985).Google Scholar
15. Sangster, M.J.L. and Stoneham, A.M., J.Phys. C17 6093 (1984).Google Scholar
16. Harding, J.H., Holloway, R., Sangster, M.J.L., Stoneham, A.M., current work.Google Scholar
17. Mackrodt, W.C. and Stewart, R.F., J.Phys. C12 5015 (1979).Google Scholar