On the existence of Cooper pairs in the Hubbard Model

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By means of a new canonical transformation for the one-band Hubbard model at half filling we show the existence of Cooper pairs formed by strongly interacting quasiparticles.

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Strongly Correlated Electrons

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http://salesiana.dossiersoluciones.com/handle/123456789/219504

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/0902.1924
 http://arxiv.org/abs/0902.1924

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arXiv