Probing the tau lepton magnetic moment at future lepton colliders

Levati, G. (2024) Probing the tau lepton magnetic moment at future lepton colliders. Il nuovo cimento C, 47 (3). pp. 1-6. ISSN 1826-9885

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Abstract

The anomalous magnetic moments of leptons are excellent candidates not only to test the Standard Model predictions, but also to investigate possible new physics effects. The long-standing discrepancy between the Standard Model prediction and the experimental measure of the muon g − 2 motivates the study of non-standard effects also in the electron and tau g − 2. In our work, we show the potential sensitivity of future lepton colliders (FCC-ee or a high-energy Muon Collider) to probe the tau g − 2. We point out that these facilities can generate processes like the radiative Higgs decay h —> T+T- Y or the Drell-Yan processes l+l- —> T+T- (h) enabling to test the tau g − 2 with a resolution of O (10-5 - 10-4) that is orders of magnitude better than the current LEP sensitivity.

Item Type: Article
Subjects: 500 Scienze naturali e Matematica > 530 Fisica
Depositing User: Marina Spanti
Date Deposited: 12 Jun 2024 15:24
Last Modified: 12 Jun 2024 15:24
URI: http://eprints.bice.rm.cnr.it/id/eprint/22971

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