Test of lepton flavor universality with B0s → 𝜙ℓ+ℓ− decays
Lepton flavor universality in rare 𝑏 →𝑠 transitions is tested for the first time using 𝐵0𝑠 meson decays. The measurements are performed using 𝑝𝑝 collision data collected by the LHCb experiment between 2011 and 2018, corresponding to a total integrated luminosity of 9 fb−1. Branching fraction ratios...
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| Hauptverfasser: | , , , , , , , , , , , , , , , , , , , , , , , , , , , , , |
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| Dokumenttyp: | Article (Journal) |
| Sprache: | Englisch |
| Veröffentlicht: |
27 March, 2025
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| In: |
Physical review letters
Year: 2025, Jahrgang: 134, Heft: 12, Pages: 1-15 |
| ISSN: | 1079-7114 |
| DOI: | 10.1103/PhysRevLett.134.121803 |
| Online-Zugang: | Verlag, kostenfrei, Volltext: https://doi.org/10.1103/PhysRevLett.134.121803 Verlag, kostenfrei, Volltext: https://link.aps.org/doi/10.1103/PhysRevLett.134.121803 |
| Verfasserangaben: | R. Aaij et al.* (LHCb Collaboration) |
MARC
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| 110 | 2 | |a LHCb Collaboration |e VerfasserIn |0 (DE-588)1166245764 |0 (DE-627)1030265593 |0 (DE-576)510686508 |4 aut | |
| 245 | 1 | 0 | |a Test of lepton flavor universality with B0s → ℓ+ℓ− decays |c R. Aaij et al.* (LHCb Collaboration) |
| 246 | 3 | 3 | |a Test of lepton flavor universality with 0 → phi ℓ + ℓ − decays |
| 264 | 1 | |c 27 March, 2025 | |
| 300 | |b Diagramme | ||
| 300 | |a 15 | ||
| 336 | |a Text |b txt |2 rdacontent | ||
| 337 | |a Computermedien |b c |2 rdamedia | ||
| 338 | |a Online-Ressource |b cr |2 rdacarrier | ||
| 500 | |a Im Text ist "0", "+" und "-" hochgestellt, "s" tiefgestellt | ||
| 500 | |a LHCb Collaboration: R. Aaij, S. Bachmann, L. Carus, R. Caspary, S. Celani, C. Cocha Toapaxi, M. De Cian, L. Dittmann, S. Esen, F.C. Glaser, P.A. Günther, X. Han, S. Hansmann-Menzemer, P. Herrero Gascón, C. Langenbruch, B. Leverington, J. Marks, M.P. Morgenthaler, S.R. Roy, M. Ruiz Diaz, M. Schiller, M.D. Tat, G. Tuci, L.H. Uecker, D.J. Unverzagt, U. Uwer, C. Wang, L. Witola, Y. Zhao, A. Zhelezov [und viele weitere] | ||
| 500 | |a Gesehen am 07.01.2026 | ||
| 520 | |a Lepton flavor universality in rare → transitions is tested for the first time using 0 meson decays. The measurements are performed using collision data collected by the LHCb experiment between 2011 and 2018, corresponding to a total integrated luminosity of 9 fb−1. Branching fraction ratios between the 0→+− and 0 →+− decays are measured in three regions of dilepton mass squared, 2, with 0.1<2<1.1, 1.1 <2 <6.0, and 15<2<19 GeV2/4. The results agree with the standard model expectation of lepton flavor universality. | ||
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