====== New preprint on Arxiv.org ======

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A new preprint entitled [[http://arxiv.org/abs/1110.0787|"Bell inequalities and entanglement at quantum phase transition in the XXZ Model]]" has been uploaded to Arxiv. This preprint is joint work of Professor
[[http://infoptics.if.uff.br/doku.php?id=people:tro| Thiago Rodrigues de Oliveira]] and his Master's student
Leonardo Justino Pereira.

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