Abstract
In this paper we investigate the large deviation principle (LDP) for spin particle systems with possibly vanishing flip rates. The situation turns out to be much more complicated if the flip rates are allowed to be zero than the one considered by Dai, where the systems are assumed to have strictly positive flip rates. The upper and lower large-deviation bounds are studied, respectively. The two governing rate functions are compared and a variational principle is given. We then apply the results to obtain some new large-deviation estimates for the occupation times of attractive systems. In particular, we prove a strong form of exponential convergence for ergodic systems.
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Chen, J. Large Deviations and Ergodicity for Spin Particle Systems. Journal of Statistical Physics 91, 369–393 (1998). https://doi.org/10.1023/A:1023056524668
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DOI: https://doi.org/10.1023/A:1023056524668