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Search for the associated production of the Higgs boson and a vector boson in proton-proton collisions at s√ = 13 TeV via Higgs boson decays to τ leptons

Sirunyan, AM; Tumasyan, A; Adam, W; Ambrogi, F; Asilar, E; Bergauer, T; Brandstetter, J; ... Woods, N; + view all (2019) Search for the associated production of the Higgs boson and a vector boson in proton-proton collisions at s√ = 13 TeV via Higgs boson decays to τ leptons. Journal of High Energy Physics , 2019 , Article 93. 10.1007/JHEP06(2019)093. Green open access

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Abstract

A search for the standard model Higgs boson produced in association with a W or a Z boson and decaying to a pair of τ leptons is performed. A data sample of proton-proton collisions collected at s√ = 13 TeV by the CMS experiment at the CERN LHC is used, corresponding to an integrated luminosity of 35.9 fb−1. The signal strength is measured relative to the expectation for the standard model Higgs boson, yielding μ = 2.5 − 1.3 + 1.4 . These results are combined with earlier CMS measurements targeting Higgs boson decays to a pair of τ leptons, performed with the same data set in the gluon fusion and vector boson fusion production modes. The combined signal strength is μ = 1.24 − 0.27 + 0.29 (1.00 − 0.23 + 0.24 expected), and the observed significance is 5.5 standard deviations (4.8 expected) for a Higgs boson mass of 125 GeV.

Type: Article
Title: Search for the associated production of the Higgs boson and a vector boson in proton-proton collisions at s√ = 13 TeV via Higgs boson decays to τ leptons
Open access status: An open access version is available from UCL Discovery
DOI: 10.1007/JHEP06(2019)093
Publisher version: https://doi.org/10.1007/JHEP06(2019)093
Language: English
Additional information: This article is distributed under the terms of the Creative Commons Attribution License (CC-BY 4.0), which permits any use, distribution and reproduction in any medium, provided the original author(s) and source are credited.
Keywords: Hadron-Hadron scattering (experiments), Tau Physics
UCL classification: UCL
UCL > Provost and Vice Provost Offices > UCL BEAMS
UCL > Provost and Vice Provost Offices > UCL BEAMS > Faculty of Maths and Physical Sciences
URI: https://discovery-pp.ucl.ac.uk/id/eprint/10089541
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