A family of exact-solutions for the thirring model at nonzero temperature
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1986
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Elsevier Science Bv
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Abstract
It is shown that thermo-field dynamics permits the extension of the path integral methods used to solve the Thirring model at zero temperature to the finite temperature case. A family of exact solutions for the propagator and their dependence with temperature is given.
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Copyright © 1986 Published by Elsevier B.V.
We acknowledge the partial support given by Plan Movilizador de Atlas Energías, Comisión Asesora de Investigatición Científica y Técnica (CAICYT), Spain. One of us (R.F.A.-E.) is grateful to the Council for International Exchange of Scholars (CIES) for support through a Fulbright/MEC grant, and to Professor B. Zumino for the kind hospitality extended to him at the Theoretical Physics Group, Lawrence Berkeley Laboratory.