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Phys. Rev. D 45, 3228–3236 (1992)

Flavor dependence of the chiral phase transition in strong-coupling QCD

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Neven Bilić
Fakultät für Physik, Universität Bielefeld, Postfach 8640, D-4800 Bielefeld 1, Germany
Rudjer Bošković Institute, P.O. Box 1016, 41001 Zagreb, Croatia

Frithjof Karsch
Fakultät für Physik, Universität Bielefeld, Postfach 8640, D-4800 Bielefeld 1, Germany
HLRZ, Forschungszentrum Jülich, Postfach 1913, D-5170 Jülich, Germany

Krzysztof Redlich
Fakultät für Physik, Universität Bielefeld, Postfach 8640, D-4800 Bielefeld 1, Germany
Department of Theoretical Physics, University of Wroclaw, Poland

Received 29 October 1991; published in the issue dated 1 May 1992

We have studied the chiral phase transition in SU(3) lattice gauge theory with f species of staggered fermions at nonzero chemical potential and temperature. The results at infinite coupling are improved by adding systematic 1/g2 corrections. At zero chemical potential we find a flavor dependence of the chiral transition which is in qualitative agreement with Monte Carlo data. At zero temperature, however, the chiral transition turns out to be flavor independent. The thermodynamics of the chiral-symmetric and broken phases is discussed in detail.

© 1992 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.45.3228
DOI:
10.1103/PhysRevD.45.3228
PACS:
12.38.Gc, 05.70.Jk, 11.30.Rd