Spectral representation of the particle production out of equilibrium—Schwinger mechanism in pulsed electric fields
We develop a formalism to describe the particle production out of equilibrium in terms of dynamical spectral functions, i.e. Wigner transformed Pauli–Jordanʼs and Hadamardʼs functions. We take an explicit example of a spatially homogeneous scalar theory under pulsed electric fields and investigate t...
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Format: | Article |
Language: | English |
Published: |
IOP Publishing
2014-01-01
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Series: | New Journal of Physics |
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Online Access: | https://doi.org/10.1088/1367-2630/16/7/073031 |