Latest Results from the Muon g−2 Experiment at Fermilab

Jun 11, 2025, 9:45 AM
30m
Plenary presentation Precision Physics at High Intensities Plenary

Speaker

Esra Barlas-Yucel (Virginia Tech)

Description

The Fermilab Muon g-2 Collaboration has now released two measurements of the anomalous magnetic moment of the positive muon ($a_μ$). The most recent result, published in 2023, confirms the initial 2021 result while achieving significantly reduced uncertainty, owing to improved systematic controls and a fourfold increase in statistical precision. Combined data brings the world average of the anomalous magnetic moment of the muon to $a_μ$(Exp)=116592059(22)×$10^{-11}$ (0.19 ppm). The experiment concluded data taking in 2023, and analysis of the final dataset is currently underway. This talk will cover the highlights of the latest measurement, provide an outlook on the analysis of final dataset, and discuss its comparison with the latest Standard Model prediction.

Primary author

Esra Barlas-Yucel (Virginia Tech)

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