English

Condensation of the invariant measures of the supercritical zero range processes

Probability 2020-07-14 v1

Abstract

For α1\alpha\geq 1, let g:NR+g:\mathbb N\to\mathbb R_+ be given by g(0)=0g(0)=0, g(1)=1g(1)=1, g(k)=(k/k1)αg(k)=(k/k-1)^\alpha, k2k\geq 2. Consider the symmetric nearest neighbour zero range process on the discrete torus TL\mathbb T_L in which a particle jumps from a site, occupied by kk particles, to one of its neighbors with rate g(k)g(k). Armend\'ariz and Loulakis\cite{al09} proved a strong form of the equivalence of ensembles for the invariant measure of the supercritical zero range process with α>2\alpha>2. We generalize their result to all α1\alpha\geq 1.

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Cite

@article{arxiv.2007.06085,
  title  = {Condensation of the invariant measures of the supercritical zero range processes},
  author = {Tiecheng Xu},
  journal= {arXiv preprint arXiv:2007.06085},
  year   = {2020}
}

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13 pages