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Related papers: Dynamical Gauge-Higgs Unification

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The supersymmetric grand unified theory where the SU(5) gauge symmetry is broken by the Hosotani mechanism predicts the existence of adjoint chiral superfields whose masses are at the supersymmetry breaking scale. The Higgs sector is…

High Energy Physics - Phenomenology · Physics 2015-06-18 Mitsuru Kakizaki , Shinya Kanemura , Hiroyuki Taniguchi , Toshifumi Yamashita

The supersymmetric SU(5) grand unified theory with the gauge symmetry broken by the Hosotani mechanism naturally solves the mass hierarchy problem between the colored Higgs triplet and the electroweak Higgs doublet, and predicts the…

High Energy Physics - Phenomenology · Physics 2014-12-01 Mitsuru Kakizaki

In gauge-Higgs unification the 4D Higgs boson appears as a part of the fifth dimensional component of gauge potentials, namely as a fluctuation mode of the Aharonov-Bohm phase in the extra dimension. The $SO(5) \times U(1) \times SU(3)$…

High Energy Physics - Phenomenology · Physics 2019-04-24 Yutaka Hosotani

The gauge couplings $WWZ$, $WWWW$, and $WWZZ$ in the gauge-Higgs unification scenario in the Randall-Sundrum warped spacetime remain almost universal as in the standard model, but substantial deviation results for the Higgs couplings. In…

High Energy Physics - Phenomenology · Physics 2008-11-26 Yutaka Hosotani , Yutaka Sakamura

The mass spectra of the standard model particles are reproduced in the $SO(11)$ gauge-Higgs grand unification in the six-dimensional warped space without introducing exotic light fermions. Light neutrino masses are explained by the…

High Energy Physics - Phenomenology · Physics 2018-02-27 Yutaka Hosotani , Naoki Yamatsu

We compute the Coleman Weinberg effective potential for the Higgs field in RS Gauge-Higgs unification scenarios based on a bulk SO(5) x U(1)_X gauge symmetry, with gauge and fermion fields propagating in the bulk and a custodial symmetry…

High Energy Physics - Phenomenology · Physics 2008-11-26 Anibal D. Medina , Nausheen R. Shah , Carlos E. M. Wagner

In the dynamical gauge-Higgs unification, it is shown that the mass of the Higgs boson (4D scalar field) in U(1) gauge theory in $M^4 \times T^n$ ($n=1,2,3,...$) is finite to all order in perturbation theory as a consequence of the large…

High Energy Physics - Phenomenology · Physics 2007-05-23 Yutaka Hosotani

The effective potential for the Aharonov-Bohm phase $\theta_H$ in the fifth dimension in GUT inspired $SO(5)\times U(1) \times SU(3)$ gauge-Higgs unification is evaluated to show that dynamical electroweak symmetry breaking takes place with…

High Energy Physics - Phenomenology · Physics 2020-07-22 Shuichiro Funatsu , Hisaki Hatanaka , Yutaka Hosotani , Yuta Orikasa , Naoki Yamatsu

In the supersymmetric SU(5) grand unified theory whose gauge symmetry is broken by virtue of the Hosotani mechanism, the huge mass splitting between the colored Higgs triplet and the electroweak Higgs doublet superfields is naturally…

High Energy Physics - Phenomenology · Physics 2014-04-10 Mitsuru Kakizaki

By identifying the Higgs field as an internal component of a higher dimensional gauge field it is possible to solve the little hierarchy problem. The construction of a realistic model that incorporates such a gauge-Higgs unification is an…

High Energy Physics - Phenomenology · Physics 2008-12-18 Alfredo Aranda , J. Lorenzo Diaz-Cruz

We study the dynamical symmetry breaking in the gauge-Higgs unification of the 5D ${\mathcal N}=1$ SUSY theory, compactified on an orbifold, $S^1/Z_2$. This theory identifies Wilson line degrees of freedoms as ``Higgs doublets''. We…

High Energy Physics - Phenomenology · Physics 2010-11-19 Naoyuki Haba , Toshifumi Yamashita

Gauge-Higgs grand unification is formulated. By extending $SO(5) \times U(1)_X$ gauge-Higgs electroweak unification, strong interactions are incorporated in $SO(11)$ gauge-Higgs unification in the Randall-Sundrum warped space. Quarks and…

High Energy Physics - Phenomenology · Physics 2015-11-06 Yutaka Hosotani , Naoki Yamatsu

We analyze models of electroweak symmetry breaking in warped 5-dimensional space with gauge bosons and fermions in the bulk. The Higgs boson is identified with the 5th component of a gauge field. We dynamically generate the Higgs potential…

High Energy Physics - Phenomenology · Physics 2019-07-10 Jongmin Yoon , Michael E. Peskin

We propose a new model of 5D $SU(3)\otimes U(1)_X$ gauge-Higgs unification with a successful electroweak symmetry breaking and a realistic Higgs boson mass. In our model, the representations of the fermions are very simple, the ${\bf 3},…

High Energy Physics - Phenomenology · Physics 2018-07-25 Yuki Adachi , Nobuhito Maru

In certain five dimensional gauge theories the Standard Model Higgs doublet is identified, after compactification on the orbifold S^1/Z_2, with the zero mode of the fifth component of the gauge field. An effective potential for the Higgs…

High Energy Physics - Phenomenology · Physics 2008-11-26 Ilia Gogoladze , Nobuchika Okada , Qaisar Shafi

The supersymmetric grand unified theory where the $SU(5)$ gauge symmetry is broken by the Hosotani mechanism provides a natural solution to the so-called doublet-triplet splitting problem. At the same time, this model derives a general and…

High Energy Physics - Phenomenology · Physics 2015-05-06 T. Yamashita

Grand gauge-Higgs unification of five dimensional SU(6) gauge theory on an orbifold S^1/Z_2 with localized gauge kinetic terms is discussed. The Standard model (SM) fermions on one of the boundaries and some massive bulk fermions coupling…

High Energy Physics - Phenomenology · Physics 2020-10-28 Nobuhito Maru , Yoshiki Yatagai

In the standard model of electroweak interactions the Higgs doublet is replaced by a complex vector doublet and a real vector singlet. The gauge symmetry is broken dynamically by a mixed condensate of the doublet and singlet vector fields.…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Cynolter , E. Lendvai , G. Pocsik

We report on the progress in the study of a five-dimensional SU(2) Gauge-Higgs Unification model. In this non-perturbative study, the Higgs mechanism is triggered by the spontaneous breaking of a global symmetry. In the same region of the…

High Energy Physics - Lattice · Physics 2016-09-27 Maurizio Alberti , Nikos Irges , Francesco Knechtli , Graham Moir

We propose an alternative unification scenario where the Higgs self-coupling (lambda) is unified with the electroweak SU(2)L x U(1)Y interactions at an intermediate scale MGH, lower than the GUT scale. In this model the SM remains valid up…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. Aranda , J. L. Diaz-Cruz , A. Rosado