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Many-Body Effects in Angle-Resolved Photoemission: Quasiparticle Energy and Lifetime of a Mo(110) Surface State

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Valla, T., Fedorov, A. V., Johnson, P. D., Hulbert, S. L.·1999·Physical Review Letters

Abstract

In a high-resolution photoemission study of a Mo(110) surface state various contributions to the measured width and energy of the quasiparticle peak are investigated. Electron-phonon coupling, electron-electron interactions, and scattering from defects are all identified mechanisms responsible for the finite lifetime of a valence photohole. The electron-phonon induced mass enhancement and rapid change of the photohole lifetime near the Fermi level are observed for the first time.

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Metadata

Authors
Valla, T., Fedorov, A. V., Johnson, P. D., & Hulbert, S. L.
Venue
Physical Review Letters
Published
1999-09-06
Volume
83
Issue
10
Pages
2085-2088
ISSN
  • 0031-9007 (ISSN-L)
  • 1079-7114
OpenAlex
W2112227299
Cited by
327
References
0
FWCI
11.45
Type
journal article
Language
en
Open access
green

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CoChat. (2026). Citation check: Many-Body Effects in Angle-Resolved Photoemission: Quasiparticle Energy and Lifetime of a Mo(110) Surface State. https://app.cochat.ai/papers/10.1103/physrevlett.83.2085
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Valla, T., Fedorov, A. V., Johnson, P. D., & Hulbert, S. L. (1999). Many-Body Effects in Angle-Resolved Photoemission: Quasiparticle Energy and Lifetime of a Mo(110) Surface State. Physical Review Letters. https://doi.org/10.1103/physrevlett.83.2085

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