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相关论文: (g-2)_mu and supersymmetry: status and prospects

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The recently reported measurement of the muon's anomalous magnetic moment differs from the standard model prediction by 2.6 standard deviations. We examine the implications of this discrepancy for supersymmetry. Deviations of the reported…

高能物理 - 唯象学 · 物理学 2009-10-09 Jonathan L. Feng , Konstantin T. Matchev

The current status of the Standard Model prediction for the anomalous magnetic moment of the muon is briefly reviewed and compared with the present experimental value.

高能物理 - 唯象学 · 物理学 2008-11-26 M. Passera

The current status of the Standard Model predictions for the muon anomalous magnetic moment is described. Various contributions expected in the Standard Model are discussed. After the reevaluation of the leading-order hadronic term based on…

高能物理 - 实验 · 物理学 2015-05-13 S. I. Eidelman

A summary is given of the present status of the theory and experiment of the anomalous magnetic moment of the muon. A difference between predicted and measured values is an indication of physics beyond the Standard Model. A new experimental…

高能物理 - 实验 · 物理学 2009-06-23 J. P. Miller

The muon magnetic anomaly, $a_{\mu}=(g_{\mu}-2)/2$, plays a special role in the history of the Standard Model (SM). Precise calculations and measurements of this fundamental quantity provide a stringent test of the SM and a window to the…

高能物理 - 实验 · 物理学 2025-06-17 Alex Keshavarzi , Kim Siang Khaw , Tamaki Yoshioka

The recent developments in theory and experiment related to the anomalous magnetic moment of the muon are applied to supersymmetry. We follow a very cautious course, demanding that the supersymmetric contributions fit within five standard…

高能物理 - 唯象学 · 物理学 2009-11-07 Stephen P. Martin , James D. Wells

I review the present Standard Model prediction of the muon anomalous magnetic moment. The discrepancy with its experimental determination is (25.5 +- 8.0) x 10^-10, i.e., 3.2 standard deviations.

高能物理 - 唯象学 · 物理学 2010-11-01 Joaquim Prades

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…

高能物理 - 唯象学 · 物理学 2019-10-23 Marcin Badziak , Kazuki Sakurai

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…

高能物理 - 唯象学 · 物理学 2009-11-07 Andrzej Czarnecki , William J. Marciano

Recently, the Muon g-2 experiment at Fermilab has measured the muon anomalous magnetic dipole moment (MDM), $a_\mu=(g_\mu-2)/2$, which reported that the new experimental average increases the tension between experiment and the standard…

高能物理 - 唯象学 · 物理学 2022-06-01 Hai-Bin Zhang , Chang-Xin Liu , Jin-Lei Yang , Tai-Fu Feng

We review the status of the anomalous magnetic moment of the muon as a precision probe of physics beyond the Standard Model (SM) after the release of the final results from the Fermi National Accelerator Laboratory (FNAL) Muon $g-2$…

高能物理 - 唯象学 · 物理学 2026-02-19 David W. Hertzog , Martin Hoferichter

We examine the prospects for discovering new physics through muon dipole moments. The current deviation in $g_{\mu}-2$ may be due entirely to the muon's {\em electric} dipole moment. We note that the precession frequency in the proposed BNL…

高能物理 - 唯象学 · 物理学 2009-10-09 Jonathan L. Feng , Konstantin T. Matchev , Yael Shadmi

The computation of the muon anomalous magnetic moment in the framework of a proposed extension of the Standard Model to 5 dimensions is presented. The result (a small correction with respect to the SM prediction) is briefly discussed.

高能物理 - 唯象学 · 物理学 2007-05-23 Marco Cirelli

This article reviews and updates the Standard Model prediction of the muon g-2. QED, electroweak and hadronic contributions are presented, and open questions discussed. The theoretical prediction deviates from the present experimental value…

高能物理 - 唯象学 · 物理学 2009-07-09 M. Passera

The difference between the updated experimental result on the muon anomalous magnetic dipole moment and the corresponding theoretical prediction of the standard model on that is about $4.2$ standard deviations. In this work, we calculate…

高能物理 - 唯象学 · 物理学 2021-08-31 Jin-Lei Yang , Hai-Bin Zhang , Chang-Xin Liu , Xing-Xing Dong , Tai-Fu Feng

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-) =…

高能物理 - 唯象学 · 物理学 2007-05-23 Priscilla Cushman

The theoretical predictions in the standard model (SM) and measurements on the anomalous magnetic dipole moments (MDM) of muon and electron have great precision, hence the MDMs of muon and electron have close relation with the new physics…

高能物理 - 唯象学 · 物理学 2020-04-10 Jin-Lei Yang , Tai-Fu Feng , Hai-Bin Zhang

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,…

高能物理 - 唯象学 · 物理学 2021-09-29 Sven Heinemeyer , Essodjolo Kpatcha , Iñaki Lara , Daniel E. López-Fogliani , Carlos Muñoz , Natsumi Nagata

In a recent experimental paper reporting a precise measurement of the muon anomalous magnetic moment, Brown et al. claim disagreement of their result with evaluations based on the standard model. This claim is based on comparison with a…

高能物理 - 唯象学 · 物理学 2007-05-23 F. J. Yndurain

We have witnessed a persistent puzzling anomaly in the muon magnetic moment that cannot be accounted for in the Standard Model even considering the large hadronic uncertainties. A new measurement is forthcoming, and it might give rise to a…

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