Many-polaron problem by cluster perturbation theory

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The carrier-density dependence of the photoemission spectrum of the Holstein many-polaron model is studied using cluster perturbation theory combined with an improved cluster diagonalization by Chebychev expansion.
2 pages, 1 figure, final version

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Strongly Correlated Electrons

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http://salesiana.dossiersoluciones.com/handle/123456789/100530

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/cond-mat/0505559
 http://arxiv.org/abs/cond-mat/0505559
 Physica B 378-380, 64-65 (2006)
 doi:10.1016/j.physb.2006.01.026

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arXiv