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hep-th2008★ 29 cited
Renormalised nonequilibrium quantum field theory: scalar fields
Szabolcs Borsanyi, Urko Reinosa
We discuss the renormalisation of the initial value problem in quantum field theory using the two-particle irreducible (2PI) effective action formalism. The nonequilibrium dynamics…
hep-th2000★ 24 cited
Fate of the classical false vacuum
Sz. Borsanyi, A. Patkos, J. Polonyi +1
Thermalisation of configurations with initial white noise power spectrum is studied in numerical simulations of a classical one-component theory in 2+1 dimensions, coupled to…