Duality between the massive sine-Gordon and the massive Schwinger models at finite temperature
McGill University, H3A 2T8, Montreal, QC, Canada
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Accepted: 19 October 2018
Published online: 27 November 2018
The massive Schwinger and the massive sine-Gordon models are proved to be equivalent at finite temperature, using the path-integral framework. The well-known relations among the parameters of these models to establish the duality at T = 0 also remain valid at non-zero temperature.
© Società Italiana di Fisica and Springer-Verlag GmbH Germany, part of Springer Nature, 2018