English

Renormalization of nonequilibrium dynamics at large N and finite temperature

High Energy Physics - Phenomenology 2016-08-25 v1 High Energy Physics - Theory

Abstract

We generalize a previously proposed renormalization and computation scheme for nonequilibrium dynamics to include finite temperature and one-loop selfconsistency as arising in the large-N limit. Since such a scheme amounts essentially to tadpole summation, it also includes, at high temperature, the hard mass corrections proportional to T^2. We present some numerical examples at T=0 and at finite temperature; the results reproduce the essential features of other groups. Especially, we can confirm a recently discovered sum rule for the late time behaviour.

Keywords

Cite

@article{arxiv.hep-ph/9712506,
  title  = {Renormalization of nonequilibrium dynamics at large N and finite temperature},
  author = {Juergen Baacke and Katrin Heitmann and Carsten Patzold},
  journal= {arXiv preprint arXiv:hep-ph/9712506},
  year   = {2016}
}

Comments

20 pages, LaTeX, 12 Figures as ps-files