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Cited by 512

The DOI matches its Crossref record; 2 of the 2 references it cites were found in a registry or an index.

Calculation of the vacancy formation energy in aluminium

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Gillan, M J·1989·Journal of Physics: Condensed Matter

Abstract

This paper addresses the problem of calculating the vacancy formation energy in simple metals and presents results for aluminium. The calculations are based on the pseudopotential method, the local-density approximation for exchange and correlation, and periodically repeating geometry. The approach used is similar to that proposed by Car and Parrinello, and allows the simultaneous relaxation of the electrons and the ionic positions. Problems peculiar to metals in this approach are discussed and a way of overcoming them is presented. The calculated vacancy energy (0.56 eV) in aluminium is in quite good agreement with experiment (0.66 eV). Comparisons with perturbation theory show that the calculated value is subject to a technical error of only approximately 0.03 eV and that corrections due to periodic boundary conditions are also of this order. The contribution to the vacancy energy from non-linear effects is similar to the jellium estimate of Evans and Finnis.

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Crossref · 10.1088/0953-8984/1/4/005

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Metadata

Authors
Gillan, M. J.
Venue
Journal of Physics: Condensed Matter
Published
1989-01-30
Volume
1
Issue
4
Pages
689-711
ISSN
  • 0953-8984 (ISSN-L)
  • 1361-648X
OpenAlex
W2046274096
Cited by
512
References
2
FWCI
42.68
Type
journal article
Language
en
Open access
bronze

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