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Phys. Rev. D 56, 6547–6555 (1997)

Abelian and non-Abelian induced parity-breaking terms at finite temperature

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C. D. Fosco
Centro Atómico Bariloche, 8400 Bariloche, Argentina

G. L. Rossini
Center for Theoretical Physics, Laboratory for Nuclear Science and Department of Physics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139
Departamento de Física, Universidad Nacional de La Plata, C.C. 67, 1900 La Plata, Argentina

F. A. Schaposnik
Departamento de Física, Universidad Nacional de La Plata, C. C. 67, 1900 La Plata, Argentina

Received 23 July 1997; published in the issue dated 15 November 1997

We compute the exact canonically induced parity-breaking part of the effective action for 2+1 massive fermions, in particular, Abelian and non-Abelian gauge field backgrounds. The method of computation resorts to the chiral anomaly of the dimensionally reduced theory.

© 1997 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.56.6547
DOI:
10.1103/PhysRevD.56.6547
PACS:
11.10.Wx, 11.30.Er