The BCS Gap equation within the van Hove scenario of high-Tc superconductivity |
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| Authors: | R. Grassme and P. Seidel |
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| Affiliation: | (1) Institut für Festkörperphysik, Friedrich-Schiller-Universität Jena, Max-Wien-Platz 1, D-07743 Jena, Germany |
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| Abstract: | We give an analytical approximation for the BCS Gap equation of an extended van Hove singularity. This model explains the high transition temperature Tc and the low isotope exponents for small coupling parametersN0V. |
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| Keywords: | High-Tc superconductivity energy gap van Hove singularity critical temperature isotope effect |
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