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Non-equilibrium Green’s Functions for Coupled Fermion-Boson Systems

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Abstract

In this book section, we give a brief introduction to many-body perturbation theory for coupled fermion-boson systems using non-equilibrium Green’s functions . Using the language of modern many-body perturbation theory and the so-called contour-ordered correlators, a single consistent formalism arises which can be applied to a multitude of classes of systems.

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Acknowledgements

Several of the derivations in this work were based on the PhD thesis of Niko Säkkinen. D.K. acknowledges the Academy of Finland for funding under Project No. 308697.

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Correspondence to Robert van Leeuwen .

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© 2018 Springer International Publishing AG, part of Springer Nature

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Karlsson, D., Leeuwen, R.v. (2018). Non-equilibrium Green’s Functions for Coupled Fermion-Boson Systems. In: Andreoni, W., Yip, S. (eds) Handbook of Materials Modeling . Springer, Cham. https://doi.org/10.1007/978-3-319-42913-7_8-1

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  • DOI: https://doi.org/10.1007/978-3-319-42913-7_8-1

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  • Publisher Name: Springer, Cham

  • Print ISBN: 978-3-319-42913-7

  • Online ISBN: 978-3-319-42913-7

  • eBook Packages: Springer Reference Physics and AstronomyReference Module Physical and Materials ScienceReference Module Chemistry, Materials and Physics

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