Low temperature relation for the trace of the energy-momentum tensor in QCD with light quarks
N. O. Agasian
Institute of Theoretical and Experimental Physics, 117218 Moscow, Russia
PACS: 11.10.Wx, 12.38.-t
Abstract
It is shown that the temperature derivatives of the
anomalous and normal (quark massive term) contributions to the trace of the
energy-momentum tensor in QCD are equal to each other in the low
temperature region. The physical consequences of this relation are
discussed.