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Related papers: Improved $(g-2)_\mu$ Measurements and Supersymmetr…

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The recently published result from the Fermilab "MUON G-2" experiment has confirmed the persistent 3-4 $\sigma$ discrepancy between the experimental result from BNL for the anomalous magnetic moment of the muon, $(g-2)_\mu$ , and its…

High Energy Physics - Phenomenology · Physics 2021-11-02 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha

The electroweak (EW) sector of the Minimal Supersymmetric Standard Model (MSSM) can account for a variety of experimental data. In particular, it can explain the persistent 3-4 sigma discrepancy between the experimental result for the…

High Energy Physics - Phenomenology · Physics 2021-12-22 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha

The electroweak (EW) sector of the Minimal Supersymmetric Standard Model (MSSM), with the lightest neutralino as Dark Matter (DM) candidate, can account for a variety of experimental data. This includes the DM content of the universe, DM…

High Energy Physics - Phenomenology · Physics 2022-01-05 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha

The electroweak (EW) sector of the Minimal Supersymmetric Standard Model (MSSM) can account for a variety of experimental data. The lighest supersymmetric particle (LSP), which we take as the lightest neutralino, $\tilde \chi_1^0$, can…

High Energy Physics - Phenomenology · Physics 2021-07-30 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha

The electroweak (EW) sector of the Minimal Supersymmetric Standard Model (MSSM) can account for variety of experimental data. The EW particles with masses of a few hundred GeV evade the LHC searches owing to their small production cross…

High Energy Physics - Phenomenology · Physics 2022-06-08 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha , Christian Schappacher

The electroweak (EW) sector of the Minimal Supersymmetric extension of the Standard Model (MSSM), assuming the lightest neutralino as Dark Matter (DM) candidate, can account for a variety of experimental results. In particular it can…

High Energy Physics - Phenomenology · Physics 2022-06-08 E. Bagnaschi , M. Chakraborti , S. Heinemeyer , I. Saha , G. Weiglein

The Fermi-Lab Collaboration has announced the results for the measurement of muon anomalous magnetic moment. Combining with the previous results by the BNL experiment, we have $4.2 \sigma$ deviation from the Standard Model (SM), which…

High Energy Physics - Phenomenology · Physics 2022-01-12 Waqas Ahmed , Imtiaz Khan , Jinmian Li , Tianjun Li , Shabbar Raza , Wenxing Zhang

An electroweak (EW) sector of the Minimal Supersymmetric Standard Model (MSSM) with masses of a few hundred GeV can account for variety of experimental data, assuming the lightest neutralino to be the lightest supersymmetric (SUSY)…

High Energy Physics - Phenomenology · Physics 2022-01-11 Manimala Chakraborti , Sven Heinemeyer , Ipsita Saha

The FNAL+BNL measurements for muon $g-2$ is $4.2\sigma$ above the SM prediction, and the Berkeley $^{133}$Cs measurement for the fine-structure constant $\alpha_{\rm em}$ leads to the SM prediction for electron $g-2$ which is $2.4\sigma$…

High Energy Physics - Phenomenology · Physics 2022-04-01 Song Li , Yang Xiao , Jin Min Yang

The $\mu\nu$SSM is a highly predictive alternative model to the MSSM. In particular, the electroweak sector of the model can explain the longstanding discrepancy between the experimental result for the anomalous magnetic moment of the muon,…

High Energy Physics - Phenomenology · Physics 2021-09-29 Sven Heinemeyer , Essodjolo Kpatcha , Iñaki Lara , Daniel E. López-Fogliani , Carlos Muñoz , Natsumi Nagata

It is well known that excessively heavy supersymmetric particles (sparticles) are disfavored to explain the $(g-2)_\mu$ anomaly, but some people overlook that moderately light sparticles are also disfavored by the LHC probes of…

High Energy Physics - Phenomenology · Physics 2022-10-18 Junjie Cao , Fei Li , Jingwei Lian , Yusi Pan , Di Zhang

Motivated by the recent measurement of muon anomalous magnetic moment at Fermilab, the rapid progress of the LHC search for supersymmetry, and the significantly improved sensitivities of dark matter direct detection experiments, we studied…

High Energy Physics - Phenomenology · Physics 2023-11-13 Yangle He , Lei Meng , Yuanfang Yue , Di Zhang

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

The current status of electroweak precision observables in the Minimal Supersymmetric Standard Model (MSSM) is reviewed. We focus in particular on the $W$ boson mass, M_W, the effective leptonic weak mixing angle, sin^2 theta_eff, the…

High Energy Physics - Phenomenology · Physics 2010-12-16 S. Heinemeyer , W. Hollik , G. Weiglein

This is a brief overview on the low energy supersymmetry in light of current experiments including the LHC searches, the dark matter (DM) detections, the muon g-2 and the CDF II measurement of the W-boson mass. We focus on the minimal…

High Energy Physics - Phenomenology · Physics 2022-11-15 Jin Min Yang , Pengxuan Zhu , Rui Zhu

We update the electroweak study of the predictions of the Minimal Supersymmetric Standard Model (MSSM) including the recent results on the muon anomalous magnetic moment, the weak boson masses, and the final precision data on the Z boson…

High Energy Physics - Phenomenology · Physics 2015-05-27 Gi-Chol Cho , Kaoru Hagiwara , Yu Matsumoto , Daisuke Nomura

The new CDF II measurement of $W$-boson mass shows a 7$\sigma$ deviation from the Standard Model (SM) prediction, while the recent FNAL measurement of the muon $g-2$ shows a 4.2$\sigma$ deviation (combined with the BNL result) from the SM.…

High Energy Physics - Phenomenology · Physics 2022-06-14 Jin Min Yang , Yang Zhang

The E989 experiment at the Fermi National Laboratory reported a 4.2$\sigma$ discrepancy between the measured magnetic dipole moment of the muon, and its prediction in the Standard Model (SM). In this study, we address the anomaly by…

High Energy Physics - Phenomenology · Physics 2021-12-17 Jan Tristram Acuña , Patrick Stengel , Piero Ullio

Very recently, a Fermilab report of muon $g-2$ showed a $4.2\sigma$ discrepancy between it and the standard model (SM) prediction. Motivated by this inspiring result and the increasing tension in supersymmetric interpretation of the…

High Energy Physics - Phenomenology · Physics 2021-09-29 Junjie Cao , Jingwei Lian , Yusi Pan , Di Zhang , Pengxuan Zhu

We explore the ability of current and future dark matter and collider experiments in probing anomalous magnetic moment of the muon, $(g-2)_\mu$, within the Minimal Supersymmetric Standard Model (MSSM). We find that the latest…

High Energy Physics - Phenomenology · Physics 2017-04-05 Archil Kobakhidze , Matthew Talia , Lei Wu
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