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Related papers: Explaining $(g-2)_{\mu}$ with Multi-TeV Sleptons

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Supersymmetric models with sub-TeV charginos and sleptons have been a candidate for the origin of the long-standing discrepancy in the muon anomalous magnetic moment (g-2). By gathering all the available LHC Run 2 results, we investigate…

High Energy Physics - Phenomenology · Physics 2021-04-08 Motoi Endo , Koichi Hamaguchi , Sho Iwamoto , Teppei Kitahara

The current experimental values of anomalous magnetic moments of muon and electron deviate from the Standard Model predictions by few standard deviations, which might be a hint of new physics. The sizes and signs of these deviations are…

High Energy Physics - Phenomenology · Physics 2019-10-23 Marcin Badziak , Kazuki Sakurai

We calculate contributions to the anomalous magnetic moment of the muon from heavy neutral and charged Higgs bosons and new leptons in two Higgs doublet models extended by vectorlike leptons. We present detailed predictions of two models…

High Energy Physics - Phenomenology · Physics 2021-09-29 Radovan Dermisek , Keith Hermanek , Navin McGinnis

The discrepancy between the measured value and the Standard Model prediction for the muon anomalous magnetic moment is one of the important issues in the particle physics. In this paper, we consider a two Higgs doublet model (2HDM) where…

High Energy Physics - Phenomenology · Physics 2020-01-29 Syuhei Iguro , Yuji Omura , Michihisa Takeuchi

It is shown that a minimal extension of the standard model with leptons that transform as singlets under the SU(2) symmetry of weak interactions can explain the recently reported derivation in the measured value of the anomalous magnetic…

High Energy Physics - Phenomenology · Physics 2007-05-23 Subhash Rajpoot

We propose simple models with a flavor-dependent global $U(1)_\ell$ and a discrete $\mathbb{Z}_2$ symmetries to explain the anomalies in the measured anomalous magnetic dipole moments of muon and electron, $(g-2)_{\mu,e}$, while…

High Energy Physics - Phenomenology · Physics 2020-10-28 Kai-Feng Chen , Cheng-Wei Chiang , Kei Yagyu

In this work we investigate the muon anomalous magnetic dipole moment $a_\mu$ in a model that extends the Standard Model with a scalar triplet and a lepton triplet. Different from previous studies, we find that there is still viable…

High Energy Physics - Phenomenology · Physics 2025-07-25 Lei Cai , Chengcheng Han , Shi-Ping He , Peiwen Wu

Minimal gauged U(1)$_{L_{\mu}-L_{\tau}}$ models can provide for an additional source for the muon anomalous magnetic moment however it is difficult to accommodate the discrepancy in the electron magnetic moment in tandem. Owing to the…

High Energy Physics - Phenomenology · Physics 2021-04-07 Heerak Banerjee , Bhaskar Dutta , Sourov Roy

We study the impact of present and future $(g-2)_\mu$ measurements on supersymmetric models. The corrections to $(g-2)_\mu$ become particularly relevant in the presence of light sleptons, charginos and neutralinos, especially in the large…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Carena , G. F. Giudice , C. E. M. Wagner

QED, Hadronic, and Electroweak Standard Model contributions to the muon anomalous magnetic moment, a_mu = (g_mu-2)/2, and their theoretical uncertainties are scrutinized. The status and implications of the recently reported 2.6 sigma…

High Energy Physics - Phenomenology · Physics 2009-11-07 Andrzej Czarnecki , William J. Marciano

We present a supersymmetric extension of the Standard Model with a gauged SU(2) family symmetry for the leptons. It is shown that this family symmetry can be consistently broken at the TeV scale along with supersymmetry. If supersymmetry…

High Energy Physics - Phenomenology · Physics 2007-05-23 O. C. Anoka , K. S. Babu , I. Gogoladze

We propose a scenario where only the Higgs multiplets have direct couplings to a supersymmetry (SUSY) breaking sector. The standard model matter multiplets as well as the gauge multiples are sequestered from the SUSY breaking sector;…

High Energy Physics - Phenomenology · Physics 2017-01-20 Wen Yin , Norimi Yokozaki

Muon g-2 anomaly, which is mismatch between the theoretical and the experimental values of the anomalous magnetic moment of muons, provides a sensitive probe of new physics. In SUSY, if masses of the superpartners relevant to the muon g-2…

High Energy Physics - Phenomenology · Physics 2015-08-21 Takahiro Yoshinaga

We study a GUT-inspired supersymmetric model with non-universal gaugino masses that can explain the observed muon g-2 anomaly while simultaneously accommodating an enhancement or suppression in the h \rightarrow\gamma\gamma decay channel.…

High Energy Physics - Phenomenology · Physics 2015-05-13 M. Adeel Ajaib , Ilia Gogoladze , Qaisar Shafi

The muon anomalous magnetic moment $a_\mu$ is studied in the infinite $\tan\beta$ limit of the MSSM. Since the muon mass arises completely from loop effects, large corrections to $a_\mu$ are expected in comparison to the usual case with…

High Energy Physics - Phenomenology · Physics 2015-10-16 Markus Bach , Jae-hyeon Park , Dominik Stöckinger , Hyejung Stöckinger-Kim

We study the stability of the electroweak vacuum in the supersymmetric (SUSY) standard model (SM), paying particular attention to its relation to the SUSY contribution to the muon anomalous magnetic moment $a_\mu$. If the SUSY contribution…

High Energy Physics - Phenomenology · Physics 2023-06-30 So Chigusa , Takeo Moroi , Yutaro Shoji

The measurements of the muon and electron anomalous magnetic moments hint at physics beyond the standard model. We show why and how models inspired by asymptotic safety can explain deviations from standard model predictions naturally. Our…

High Energy Physics - Phenomenology · Physics 2020-10-21 Gudrun Hiller , Clara Hormigos-Feliu , Daniel F. Litim , Tom Steudtner

A simple model for the explanation of the muon anomalous magnetic moment was proposed by the present authors within the context of the minimal supersymmetric standard model [1607.05705, 1608.06618]: "Higgs-anomaly mediation". In the setup,…

High Energy Physics - Phenomenology · Physics 2020-07-15 Tsutomu T. Yanagida , Wen Yin , Norimi Yokozaki

The experimental observations of the electron and muon anomalous magnetic moment present discrepancies with respect to the Standard Model predictions. A class of flavor conserving Two Higgs Doublet model, stable under renormalization, that…

High Energy Physics - Phenomenology · Physics 2022-05-17 Francisco J. Botella , Fernando Cornet-Gomez , Carlos Miró , Miguel Nebot

We explored the sparticle mass spectrum in light of the muon g-2 anomaly and the little hierarchy problem in a class of gauge mediated supersymmetry breaking model. Here the messenger fields transform in the adjoint representation of the…

High Energy Physics - Phenomenology · Physics 2017-03-01 Ilia Gogoladze , Cem Salih Un
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