Quantum statistical correlations in thermal field theories: boundary effective theory

We show that the one-loop effective action at finite temperature for a scalar field with quartic interaction has the same renormalized expression as at zero temperature if written in terms of a certain classical field ϕc, and if we trade free propagators at zero temperature for their finite-temperat...

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Библиографические подробности
Главные авторы: Moreira, André Bessa, Brandt, Fernando Tadeu Caldeira, Carvalho Filho, Carlos Alberto Aragão de, Fraga, Eduardo Souza
Формат: article
Язык:English
Опубликовано: American Physical Society
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Online-ссылка:https://repositorio.ufrn.br/jspui/handle/123456789/29790
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