Strong disorder for a certain class of directed polymers in a random environment

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We study a model of directed polymers with an exponentially recurrent Markov chain and an indefinitely divisible random environment. We prove that the normalized partition function converges exponentially fast towards zero at all temperatures.
16 pages, submitted to Journal of Theoretical Probability

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Probability

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http://salesiana.dossiersoluciones.com/handle/123456789/70591

Consulte el texto completo en el siguiente enlace:

https://arxiv.org/abs/math/0403439
 http://arxiv.org/abs/math/0403439

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arXiv