Quantum transport and the phase space structure of the Wightman functions

Abstract We study the phase space structure of exact quantum Wightman functions in spatially homogeneous, temporally varying systems. In addition to the usual mass shells, the Wightman functions display additional coherence shells around zero frequency k 0 = 0, which carry the information of the loc...

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Bibliographic Details
Main Authors: Henri Jukkala, Kimmo Kainulainen, Olli Koskivaara
Format: Article
Language:English
Published: SpringerOpen 2020-01-01
Series:Journal of High Energy Physics
Subjects:
Online Access:https://doi.org/10.1007/JHEP01(2020)012