Robust approach to thermal resummation: Standard Model meets a singlet

Schicho, Philipp M.; Tenkanen, Tuomas V. I.; Österman, Juuso (2021). Robust approach to thermal resummation: Standard Model meets a singlet. Journal of High Energy Physics, 2021(6) Springer 10.1007/JHEP06(2021)130

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Perturbation theory alone fails to describe thermodynamics of the electroweak phase transition.
We review a technique combining perturbative and non-perturbative methods to
overcome this challenge. Accordingly, the principal theme is a tutorial of high-temperature
dimensional reduction. We present an explicit derivation with a real singlet scalar and compute
the thermal effective potential at two-loop order. In particular, we detail the dimensional
reduction for a real-singlet extended Standard Model. The resulting effective theory
will impact future non-perturbative studies based on lattice simulations as well as purely
perturbative investigations.

Item Type:

Journal Article (Original Article)

Division/Institute:

10 Strategic Research Centers > Albert Einstein Center for Fundamental Physics (AEC)
08 Faculty of Science > Institute of Theoretical Physics

UniBE Contributor:

Schicho, Philipp Maximilian, Tenkanen, Tuomas Ville Ilmari

Subjects:

500 Science > 530 Physics

ISSN:

1029-8479

Publisher:

Springer

Language:

English

Submitter:

Binia Marti

Date Deposited:

23 Mar 2022 13:26

Last Modified:

05 Dec 2022 16:14

Publisher DOI:

10.1007/JHEP06(2021)130

ArXiv ID:

2102.11145v1

BORIS DOI:

10.48350/167170

URI:

https://boris.unibe.ch/id/eprint/167170

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