“Self-consistent” phonons for paupers

The self-consistent Einstein model is suggested as a good starting point for the Koehler self-consistent phonon iterative scheme. Even the first iteration may give an accurate spectrum, with the advantage that no costly numerical Brillouin zone integrations are required.

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Bibliographic Details
Published in:Physics letters. A 1977-01, Vol.62 (5), p.368-370
Main Author: Dobson, J.F.
Format: Article
Language:English
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Summary:The self-consistent Einstein model is suggested as a good starting point for the Koehler self-consistent phonon iterative scheme. Even the first iteration may give an accurate spectrum, with the advantage that no costly numerical Brillouin zone integrations are required.
ISSN:0375-9601
1873-2429
DOI:10.1016/0375-9601(77)90444-3