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Classical spins in van Hove superconductors

I. Tifrea, M. Crisan

DOI 10.1103/PhysRevB.54.14946 · Physical Review B

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Abstract

We show the existence of the localized excited state in the energy gap of a superconductor described by the van Hove scenario, given by the interaction of the electrons (holes) with a classical spin.

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