Résumé
A search is reported for Higgs boson decay to μ+μ− using data with an integrated luminosity of 24.8 fb−1collected with the ATLAS detector in pp collisions at s=7and8 TeV at the CERN Large Hadron Collider. The observed dimuon invariant mass distribution is consistent with the Standard Model background-only hypothesis in the 120–150 GeV search range. For a Higgs boson with a mass of 125.5 GeV, the observed (expected) upper limit at the 95% confidence level is 7.0 (7.2) times the Standard Model expectation. This corresponds to an upper limit on the branching ratio BR(H→μ+μ−) of 1.5×10−3.
| langue originale | Anglais |
|---|---|
| Pages (de - à) | 68-86 |
| Nombre de pages | 19 |
| journal | Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics |
| Volume | 738 |
| Les DOIs | |
| état | Publié - 10 nov. 2014 |
| Modification externe | Oui |
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