Anomaly at Delta_k in the ARPES spectrum of dirty superconductors

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Elastic forward scattering can lead to an anomaly in the ARPES spectrum of the cuprate superconductors. Here we discuss how this anomaly can be used to provide a measurement of the superconducting gap Delta_k for k values away from the Fermi surface.
4 pages, 5 figures, one figure and discussion added, references updated

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Superconductivity

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http://salesiana.dossiersoluciones.com/handle/123456789/25149

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/cond-mat/0410689
 http://arxiv.org/abs/cond-mat/0410689
 Phys. Rev. B 71, 212501 (2005)
 doi:10.1103/PhysRevB.71.212501

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arXiv