To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification

Abstract In this paper, we investigate the finiteness of the Higgs effective potential in an SU( N $$ \mathcal{N} $$ ) Gauge-Higgs Unification (GHU) model defined on M4 × S 1. We obtain the Higgs effective potential at the two-loop level and find that it is finite. We also discuss that the Higgs eff...

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Main Authors: Junji Hisano, Yutaro Shoji, Atsuyuki Yamada
Format: Article
Language:English
Published: SpringerOpen 2020-02-01
Series:Journal of High Energy Physics
Subjects:
Online Access:http://link.springer.com/article/10.1007/JHEP02(2020)193
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author Junji Hisano
Yutaro Shoji
Atsuyuki Yamada
author_facet Junji Hisano
Yutaro Shoji
Atsuyuki Yamada
author_sort Junji Hisano
collection DOAJ
description Abstract In this paper, we investigate the finiteness of the Higgs effective potential in an SU( N $$ \mathcal{N} $$ ) Gauge-Higgs Unification (GHU) model defined on M4 × S 1. We obtain the Higgs effective potential at the two-loop level and find that it is finite. We also discuss that the Higgs effective potential is generically divergent for three- or higher-loop levels. As an example, we consider an SU( N $$ \mathcal{N} $$ ) gauge theory on M5 × S 1, where the one-loop corrections to the four-Fermi operators are divergent. We find that the Higgs effective potential depends on their counter terms at the three-loop level.
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spelling doaj.art-c84b02dc6c4f40348acab76dadc7e6d62022-12-21T18:42:06ZengSpringerOpenJournal of High Energy Physics1029-84792020-02-012020211910.1007/JHEP02(2020)193To be, or not to be finite? The Higgs potential in Gauge-Higgs UnificationJunji Hisano0Yutaro Shoji1Atsuyuki Yamada2Kobayashi-Maskawa Institute for the Origin of Particles and the Universe, Nagoya UniversityKobayashi-Maskawa Institute for the Origin of Particles and the Universe, Nagoya UniversityDepartment of Physics, Nagoya UniversityAbstract In this paper, we investigate the finiteness of the Higgs effective potential in an SU( N $$ \mathcal{N} $$ ) Gauge-Higgs Unification (GHU) model defined on M4 × S 1. We obtain the Higgs effective potential at the two-loop level and find that it is finite. We also discuss that the Higgs effective potential is generically divergent for three- or higher-loop levels. As an example, we consider an SU( N $$ \mathcal{N} $$ ) gauge theory on M5 × S 1, where the one-loop corrections to the four-Fermi operators are divergent. We find that the Higgs effective potential depends on their counter terms at the three-loop level.http://link.springer.com/article/10.1007/JHEP02(2020)193Phenomenology of Field Theories in Higher Dimensions
spellingShingle Junji Hisano
Yutaro Shoji
Atsuyuki Yamada
To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification
Journal of High Energy Physics
Phenomenology of Field Theories in Higher Dimensions
title To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification
title_full To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification
title_fullStr To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification
title_full_unstemmed To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification
title_short To be, or not to be finite? The Higgs potential in Gauge-Higgs Unification
title_sort to be or not to be finite the higgs potential in gauge higgs unification
topic Phenomenology of Field Theories in Higher Dimensions
url http://link.springer.com/article/10.1007/JHEP02(2020)193
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