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In the framework of a recently proposed extension of the Standard Model, with N=1 SuperSymmetry in 5 dimensions, compactified on R^1/(Z_2 x Z'_2), we compute the muon anomalous magnetic moment at one loop to order (M_W R)^2, where R is the…

High Energy Physics - Phenomenology · Physics 2009-11-07 Giacomo Cacciapaglia , Marco Cirelli , Giampaolo Cristadoro

In the context of a simple gauge-Higgs unification (GHU) scenario based on the gauge group SU(3)$\times$U(1)$^\prime$ in a 5-dimensional flat space-time, we investigate a possibility to reproduce the observed Higgs boson mass of around 125…

High Energy Physics - Phenomenology · Physics 2019-12-06 Jason Carson , Nobuchika Okada

The effect of the recently observed 2.6 sigma deviation of the muon anomalous magnetic moment (a_mu = (g_mu -2)/2) from its Standard Model prediction is examined within the framework of supergravity models with grand unification and R…

High Energy Physics - Phenomenology · Physics 2007-05-23 R. Arnowitt , B. Dutta , B. Hu , Y. Santoso

We calculate the anomalous magnetic moment of the muon in the minimal Randall-Sundrum model with standard model fields in five-dimensional (5D) warped space and a brane-localized Higgs. We use a fully 5D framework to compute the one-loop…

High Energy Physics - Phenomenology · Physics 2015-06-11 M. Beneke , P. Dey , J. Rohrwild

We discuss the anomalous magnetic moment of fermion in a realistic SU(3) model of gauge-Higgs unification compactified on an orbifold S^1/Z_2 including Z_2-odd bulk mass for fermions. An operator analysis implies that the anomalous magnetic…

High Energy Physics - Phenomenology · Physics 2009-11-06 Yuki Adachi , C. S. Lim , Nobuhito Maru

We study the neutron electric dipole moment (EDM) in a five dimensional SU(3) gauge-Higgs unification compactified on M^4 \times S^1/Z_2 space-time including a massive fermion. We point out that to realize the CP violation is a non-trivial…

High Energy Physics - Phenomenology · Physics 2009-11-06 Yuki Adachi , C. S. Lim , Nobuhito Maru

We study the muon anomalous magnetic moment $(g-2)_{\mu}$ in the context of the reduced minimal 3-3-1 model recently proposed in the literature. In particular, its spectrum contains a doubly charged scalar ($H^{\pm \pm}$) and gauge boson…

High Energy Physics - Phenomenology · Physics 2014-06-20 Chris Kelso , P. R. D. Pinheiro , Farinaldo S. Queiroz , William Shepherd

A new measurement of the muon anomalous magnetic moment has been reported by the Fermilab Muon g-2 collaboration and shows a $4.2\sigma$ departure from the most precise and reliable calculation of this quantity in the Standard Model.…

High Energy Physics - Phenomenology · Physics 2022-01-17 Sebastian Baum , Marcela Carena , Nausheen R. Shah , Carlos E. M. Wagner

In the context of a simple gauge-Higgs unification scenario based on the gauge group SU(3) times U(1)' in a 5-dimensional flat spacetime, we investigate a possibility to realize the Higgs boson mass of 125 GeV with a compactification scale…

High Energy Physics - Phenomenology · Physics 2013-10-15 Nobuhito Maru , Nobuchika Okada

We propose a Majorana fermion dark matter in the context of a simple gauge-Higgs Unification (GHU) scenario based on the gauge group $SU(3)$ x $U(1)'$ in 5-dimensional Minkowski space with a compactification of the 5th dimension on…

High Energy Physics - Phenomenology · Physics 2018-01-03 Nobuhito Maru , Takashi Miyaji , Nobuchika Okada , Satomi Okada

In the Littlest Higgs model, we comprehensively study the phenomenology of the heavy photon A_H which is lightest, in most of the parameter space, among newly introduced heavy gauge bosons and top-like vector quark. Unexpected behavior is…

High Energy Physics - Phenomenology · Physics 2009-07-10 Seong Chan Park , Jeonghyeon Song

We study the anomalous magnetic moment of the muon, $g_\mu - 2 \equiv 2 a_\mu$, in the context of supersymmetric models beyond the CMSSM, where the unification of either the gaugino masses $M_{1,2,3}$ or sfermion and Higgs masses is…

High Energy Physics - Phenomenology · Physics 2024-07-12 John Ellis , Keith A. Olive , Vassilis C. Spanos

A precision measurement of the muon anomalous magnetic moment, $a_{\mu} = (g-2)/2$, was previously performed at BNL with a result of 2.2 - 2.7 standard deviations above the Standard Model (SM) theoretical calculations. The same experimental…

Accelerator Physics · Physics 2013-01-30 C. Yoshikawa , A. Leveling , N. V. Mokhov , J. Morgan , D. Neuffer , S. Striganov

We present a combined study of the muon anomalous magnetic moment, $a_{\mu} \equiv (g-2)_{\mu} /2$, and $b \to s \gamma$ decay in the minimal supersymmetric standard model with gauge-mediated supersymmetry-breaking. Combining new…

High Energy Physics - Phenomenology · Physics 2007-05-23 K. T. Mahanthappa , Sechul Oh

We calculate supersymmetric two-loop corrections to the anomalous magnetic moment of the muon, consisting of diagrams with a closed scalar fermion or fermion loop and gauge and/or Higgs boson exchange. We discuss the numerical impact of…

High Energy Physics - Phenomenology · Physics 2010-04-05 S. Heinemeyer , D. Stöckinger , G. Weiglein

We study the muon anomalous magnetic moment a_\mu = (g_\mu - 2)/2 in a supersymmetric U(1)' model. The neutralino sector has extra components from the superpartners of the U(1)' gauge boson and the extra Higgs singlets that break the U(1)'…

High Energy Physics - Phenomenology · Physics 2009-09-15 Vernon Barger , Chung Kao , Paul Langacker , Hye-Sung Lee

We derive an upper bound on the smuon mass assuming that the muon $g-2$ anomaly is explained by the supersymmetric (SUSY) contribution. In the minimal SUSY standard model, the SUSY contribution to the muon $g-2$ is enhanced when the…

High Energy Physics - Phenomenology · Physics 2022-05-25 So Chigusa , Takeo Moroi , Yutaro Shoji

We revisit the muon magnetic moment (g-2) in the context of Composite Higgs models and Technicolor, and provide general analytical expressions for computing the muon magnetic moment stemming from new fields such as, neutral gauge bosons,…

High Energy Physics - Phenomenology · Physics 2016-01-27 A. Doff , Clarissa Siqueira

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

We describe the computation of the one-loop muon anomalous magnetic moment and radiative penguin transitions in the minimal and custodially protected Randall-Sundrum model. A fully five-dimensional (5D) framework is employed to match the 5D…

High Energy Physics - Phenomenology · Physics 2015-06-19 M. Beneke , P. Moch , J. Rohrwild
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