Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV

© 2019 The Author(s) A search for a new high-mass resonance decaying to a τ lepton and a neutrino is reported. The analysis uses proton-proton collision data collected by the CMS experiment at the LHC at s=13TeV, corresponding to an integrated luminosity of 35.9fb −1 . The search utilizes hadronica...

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Main Author: The CMS Collaboration
Other Authors: Massachusetts Institute of Technology. Department of Physics
Format: Article
Language:English
Published: Elsevier BV 2021
Online Access:https://hdl.handle.net/1721.1/136087
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author The CMS Collaboration
author2 Massachusetts Institute of Technology. Department of Physics
author_facet Massachusetts Institute of Technology. Department of Physics
The CMS Collaboration
author_sort The CMS Collaboration
collection MIT
description © 2019 The Author(s) A search for a new high-mass resonance decaying to a τ lepton and a neutrino is reported. The analysis uses proton-proton collision data collected by the CMS experiment at the LHC at s=13TeV, corresponding to an integrated luminosity of 35.9fb −1 . The search utilizes hadronically decaying τ leptons. No excess in the event yield is observed at high transverse masses of the τ and missing transverse momentum. An interpretation of results within the sequential standard model excludes W ′ boson masses below 4.0 TeV at 95% confidence level. Existing limits are also improved on models in which the W ′ boson decays preferentially to fermions of the third generation. Heavy W ′ bosons with masses less than 1.7–3.9 TeV, depending on the coupling in the non-universal G(221) model, are excluded at 95% confidence level. These are the most stringent limits on this model to date.
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spelling mit-1721.1/1360872023-01-06T17:43:07Z Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV The CMS Collaboration Massachusetts Institute of Technology. Department of Physics Massachusetts Institute of Technology. Laboratory for Nuclear Science © 2019 The Author(s) A search for a new high-mass resonance decaying to a τ lepton and a neutrino is reported. The analysis uses proton-proton collision data collected by the CMS experiment at the LHC at s=13TeV, corresponding to an integrated luminosity of 35.9fb −1 . The search utilizes hadronically decaying τ leptons. No excess in the event yield is observed at high transverse masses of the τ and missing transverse momentum. An interpretation of results within the sequential standard model excludes W ′ boson masses below 4.0 TeV at 95% confidence level. Existing limits are also improved on models in which the W ′ boson decays preferentially to fermions of the third generation. Heavy W ′ bosons with masses less than 1.7–3.9 TeV, depending on the coupling in the non-universal G(221) model, are excluded at 95% confidence level. These are the most stringent limits on this model to date. 2021-10-27T20:30:45Z 2021-10-27T20:30:45Z 2019 2019-07-19T19:28:39Z Article http://purl.org/eprint/type/JournalArticle https://hdl.handle.net/1721.1/136087 en 10.1016/j.physletb.2019.01.069 Physics Letters, Section B: Nuclear, Elementary Particle and High-Energy Physics Creative Commons Attribution 4.0 International license https://creativecommons.org/licenses/by/4.0/ application/pdf Elsevier BV Elsevier
spellingShingle The CMS Collaboration
Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV
title Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV
title_full Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV
title_fullStr Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV
title_full_unstemmed Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV
title_short Search for a W′ boson decaying to a τ lepton and a neutrino in proton-proton collisions at √ s = 13 TeV
title_sort search for a w boson decaying to a τ lepton and a neutrino in proton proton collisions at √ s 13 tev
url https://hdl.handle.net/1721.1/136087
work_keys_str_mv AT thecmscollaboration searchforawbosondecayingtoatleptonandaneutrinoinprotonprotoncollisionsats13tev