Positive curvature of the Hc 2-versus-Tc boundaries in layered superconductors

John A. Woollam, Robert B. Somoano, Paul O'Connor

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Abstract

We have found what we believe to be a universal characteristic of layered superconductors: A positive curvature of the Hc 2-versus-Tc boundary. The origins of the effect are believed to be associated with strong anisotropies of the Fermi surface and electronphonon interaction.

Original languageEnglish (US)
Pages (from-to)712-714
Number of pages3
JournalPhysical Review Letters
Volume32
Issue number13
DOIs
StatePublished - Jan 1 1974

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ASJC Scopus subject areas

  • Physics and Astronomy(all)

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