1994/05/31 by Claudio Coriano`, Rajesh Parwani · 1 citation
Physics and Astronomy · #hep-ph
paper · pdf · doi:10.1103/physrevlett.73.2398
published as Phys.Rev.Lett.73:2398-2401,1994 · ANL-HEP-PR-94-02, SPhT/94-054 (revised final version)
arxiv created 1994/09/05 · arxiv updated 2014/11/17
We present the three loop contribution (order e4) to the pressure of massless quantum electrodynamics at nonzero temperature. The calculation is performed within the imaginary time formalism. Dimensional regularization is used to handle the usual, intermediate stage, ultraviolet and infrared singularities, and also to prevent overcounting of diagrams during resummation.