Simplified theory of X-ray edge in metals

The Mahan singularity may be derived in a simple way by using the Fermi-Watson-Aizu theorem from scattering theory. This derives a new formula which is useful for frequency dependent phase shifts.

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Bibliographic Details
Published in:Physics letters. A 1973-01, Vol.45 (2), p.117-118, Article 117
Main Authors: Pardee, W.J., Mahan, G.D.
Format: Article
Language:English
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Summary:The Mahan singularity may be derived in a simple way by using the Fermi-Watson-Aizu theorem from scattering theory. This derives a new formula which is useful for frequency dependent phase shifts.
ISSN:0375-9601
1873-2429
DOI:10.1016/0375-9601(73)90449-0