English
Related papers

Related papers: Non-universal SUSY models, $g_\mu-2$, $m_H$ and da…

200 papers

The recent measurement of the muon anomalous magnetic moment a_\mu\equiv (g-2)_\mu/2 by the Fermilab Muon g-2 experiment sharpens an earlier discrepancy between theory and the BNL E821 experiment. We examine the predicted \Delta a_\mu\equiv…

High Energy Physics - Phenomenology · Physics 2021-07-07 Howard Baer , Vernon Barger , Hasan Serce

We study the muon anomalous magnetic moment (muon g-2) and the Higgs boson mass in a simple extension of the minimal supersymmetric (SUSY) Standard Model with extra vector-like matters, in the frameworks of gauge mediated SUSY breaking…

High Energy Physics - Phenomenology · Physics 2013-05-29 Motoi Endo , Koichi Hamaguchi , Sho Iwamoto , Norimi Yokozaki

We investigate the implications of the recent measurement of muon anomalous magnetic moment for the direct detection of neutralino dark matter in the three different SUSY models: mSUGRA, a model with non-universal Higgs mass, and an SO(10)…

High Energy Physics - Phenomenology · Physics 2009-11-07 Yeong Gyun Kim , Mihoko M. Nojiri

The anomalous magnetic moment of the muon has been measured to 0.5 ppm in a series of precision experiments at the Brookhaven Alternating Gradient Synchrotron. The individual results for each sign: a(mu+)= 11 659 204(7)(5) E-10 and a(mu-) =…

High Energy Physics - Phenomenology · Physics 2007-05-23 Priscilla Cushman

The anomalous magnetic moment of the muon has recently been measured to be in conflict with the Standard Model prediction with an excess of 2.6 sigma. Taking this result as a measurement of the supersymmetric contribution, we find that at…

High Energy Physics - Phenomenology · Physics 2007-05-23 E. A. Baltz , P. Gondolo

The recent confirmation by the Fermilab-based Muon g-2 experiment of the $(g-2)_\mu$ anomaly has important implications for allowed particle spectra in softly broken supersymmetry (SUSY) models with neutralino dark matter (DM). Generally,…

High Energy Physics - Phenomenology · Physics 2021-06-21 Manimala Chakraborti , Leszek Roszkowski , Sebastian Trojanowski

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

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

We argue that in order to account for the muon anomalous magnetic moment $g-2$, dark matter and LHC data, non-universal gaugino masses $M_i$ at the high scale are required in the framework of the Minimal Supersymmetric Standard Model…

High Energy Physics - Phenomenology · Physics 2018-06-13 Alexander S. Belyaev , Steve F. King , Patrick B. Schaefers

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 consider two classes of supersymmetric models with nonuniversal gaugino masses at M_GUT in an attempt to resolve the apparent muon g-2 anomaly encountered in the Standard Model. We explore two distinct scenarios, one in which all gaugino…

High Energy Physics - Phenomenology · Physics 2014-08-20 Ilia Gogoladze , Fariha Nasir , Qaisar Shafi , Cem Salih Un

We review the role of the anomalous magnetic moment of the muon a_\mu as a powerful probe of physics beyond the Standard Model (BSM), taking advantage of the final result of the Fermilab g-2 experiment and the recently updated Standard…

High Energy Physics - Phenomenology · Physics 2026-02-27 Peter Athron , Kilian Möhling , Dominik Stöckinger , Hyejung Stöckinger-Kim

The present work investigates the possibility that both dark matter and the anomalous magnetic moment of the muon may be explained within the context of the inverse seesaw extended Next-to-Minimal Supersymmetric Standard Model (ISS-NMSSM).…

High Energy Physics - Phenomenology · Physics 2020-05-12 Junjie Cao , Jingwei Lian , Lei Meng , Yuanfang Yue , Pengxuan Zhu

We propose to generate non-universal gaugino masses in SU(5) GUT with the generalized Planck-scale mediation SUSY breaking mechanism, in which the non-universality arises from proper wavefunction normalization with lowest component VEVs of…

High Energy Physics - Phenomenology · Physics 2018-12-26 Fei Wang , Kun Wang , Jin Min Yang , Jingya Zhu

The anomalous magnetic moment of the muon has recently been measured to be in conflict with the Standard Model prediction with an excess of 2.6 sigma. Taking the excess at face value as a measurement of the supersymmetric contribution, we…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. A. Baltz , P. Gondolo

Inspired by the recent measurements of the muon and electron anomalous magnetic moments, the rapid progress of the LHC search for supersymmetry, and the significantly improved sensitivities of dark matter direct detection experiments, we…

High Energy Physics - Phenomenology · Physics 2023-06-13 Junjie Cao , Lei Meng , Yuanfang Yue

The General Next-to-Minimal Supersymmetric Standard Model (GNMSSM) is an attractive theory that is free from the tadpole problem and the domain-wall problem of $Z_3$-NMSSM, and can form an economic secluded dark matter (DM) sector to…

High Energy Physics - Phenomenology · Physics 2022-04-20 Junjie Cao , Jingwei Lian , Yusi Pan , Yuanfang Yue , Di Zhang

We attempt to reconcile seemingly conflicting experimental results on the Higgs boson mass, the anomalous magnetic moment of the muon, null results in search for supersymmetry at the LHC within the 8\TeV data and results from $B$-physics,…

High Energy Physics - Phenomenology · Physics 2013-07-02 Sujeet Akula , Pran Nath

Supersymmetric contribution to the muon anomalous magnetic moment a_\mu is discussed in the no-scale-type supersymmetry breaking scenarios. Taking the correlation between the supersymmetric contributions to a_\mu and Br(b\to s\gamma), it is…

High Energy Physics - Phenomenology · Physics 2009-11-07 Shinji Komine , Takeo Moroi , Masahiro Yamaguchi

A discrepancy between the measured anomalous magnetic moment of the muon $(g - 2)_{\mu}$ and computed Standard Model value now stands at a combined $4.2\sigma$ following experiments at Brookhaven National Lab (BNL) and the Fermi National…

High Energy Physics - Phenomenology · Physics 2021-11-17 Joseph L. Lamborn , Tianjun Li , James A. Maxin , Dimitri V. Nanopoulos
‹ Prev 1 2 3 10 Next ›