Eur. Phys. J. A (2006) 29: 101-105
https://doi.org/10.1140/epja/i2005-10306-9

Quark-Gluon-Plasma Thermalization

Kinetic and chemical equilibration in scalar ϕtheory^⋆

Theory Department, NIKHEF, Kruislaan 409, 1098SJ, Amsterdam, The Netherlands

^* e-mail: arrizaba@nikhef.nl

Received: 30 October 2005
Accepted: 2 January 2006
Published online: 1 September 2006

Abstract

Approximations based on the 2PI effective action are used to investigate the process of equilibration in ϕ⁴ theory in 3+1 dimensions, both in the symmetric and broken phase. A special emphasis is put on the study of the kinetic and chemical equilibration.