Anomaly atΔkin the angle-resolved photoemission spectrum of dirty superconductors

2004/10/31 by T. Dahm, P. J. Hirschfeld, L. Zhu +2 · 1 citation
Chemistry · Engineering · Physics and Astronomy · #Inorganic Fluorides and Related Compounds #Physics of Superconductivity and Magnetism #Superconducting Materials and Applications #cond-mat.supr-con

paper · pdf · doi:10.1103/physrevb.71.212501

published as Phys. Rev. B 71, 212501 (2005) · 4 pages, 5 figures, one figure and discussion added, references updated

arxiv created 2005/01/28 · openalex publication_date 2005/06/13 · arxiv updated 2009/12/01 · openalex created_date 2016/06/24 · openalex updated_date 2026/07/28

Abstract

Elastic forward scattering can lead to an anomaly in the angle-resolved photoemission spectrum of the cuprate superconductors. Here we discuss how this anomaly can be used to provide a measurement of the superconducting gap \ensuremathΔ_k for k values away from the Fermi surface.

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