Tight Binding and Transition-Metal Superconductivity

S. Barišić; J. Labbé; J. Friedel

doi:10.1103/PhysRevLett.25.919

Tight Binding and Transition-Metal Superconductivity

S. Barišić, J. Labbé, and J. Friedel

Phys. Rev. Lett. 25, 919 – Published 5 October 1970

Abstract

The phonon-induced $d - d$ coupling, calculated in tight-binding approximation, is shown to account for the order of magnitude of $T_{c}$ in transition metals. The model relates the coupling constant to the cohesive energy rather than to the melting temperature as proposed by Matthias.

Received 6 July 1970

DOI:https://doi.org/10.1103/PhysRevLett.25.919

Authors & Affiliations

S. Barišić^*,†, J. Labbé^†, and J. Friedel^†

Laboratoire de Physique des Solides,‡ Faculté des Sciences de l'Université de Paris, 91 Orsay, France

^*On temporal leave from the Institute of Physics, University of Zagreb, Zagreb, Yugoslavia.
^†Associé au Centre National de la Recherche Scientifique.