Finiteness of the Hopping Induced Energy Corrections in Cuprates

dc.creatorAdam, Gh.
dc.creatorAdam, S.
dc.date2009-03-09
dc.date.accessioned2026-07-07T12:50:29Z
dc.date.available2026-07-07T12:50:29Z
dc.descriptionThe paper continues the rigorous investigations of the mean field Green function solution of the effective two-dimensional two-band Hubbard model [N. M. Plakida et al., Phys. Rev. B, Vol.51, 16599 (1995)] of the superconducting phase transitions in cuprates, started in [Gh. Adam, S. Adam, J. Phys. A: Math. Theor., Vol.40, 11205 (2007)]. Discussion of the $(δ, T)$ phase diagram of the model points to the divergence of the energy spectrum in the limit of vanishing doping $δ$. Finite energy spectra at all possible doping rates $δ$ are obtained provided the hopping part of the effective Hamiltonian is renormalized with an effective factor pointing to the site-pairs availability for fermion hopping processes.
dc.description18 pages; to be published in Romanian Journal of Physics
dc.identifierhttps://arxiv.org/abs/0903.1563
dc.identifierhttp://arxiv.org/abs/0903.1563
dc.identifier.urihttp://salesiana.dossiersoluciones.com/handle/123456789/222700
dc.subjectSuperconductivity
dc.titleFiniteness of the Hopping Induced Energy Corrections in Cuprates
dc.typetext

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