Schwinger-Keldysh formalism. Part I: BRST symmetries and superspace

Abstract We review the Schwinger-Keldysh, or in-in, formalism for studying quantum dynamics of systems out-of-equilibrium. The main motivation is to rephrase well known facts in the subject in a mathematically elegant setting, by exhibiting a set of BRST symmetries inherent in the construction. We s...

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Bibliographic Details
Main Authors: Felix M. Haehl, R. Loganayagam, Mukund Rangamani
Format: Article
Language:English
Published: SpringerOpen 2017-06-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP06(2017)069