Ferroelectric Phase Transitions in a Lattice Pseudo-Jahn-Teller Model

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A lattice generalization of the $(b_{1u}\oplus b_{2g})\otimes b_{3u}$ pseudo-Jahn-Teller model is analyzed within mean-field theory. Ferroelectric or antiferroelectric ground states are found for sufficiently large pseudo-Jahn-Teller coupling.
4 pages, 2 figures

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Condensed Matter

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http://salesiana.dossiersoluciones.com/handle/123456789/22535

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/cond-mat/0310599
 http://arxiv.org/abs/cond-mat/0310599
 Vibronic Interactions: Jahn-Teller Effect in Crystals and Molecules (Kluwer, Dordrecht, 2001)

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arXiv