Observation of electroweak W +W pair production in association with two jets in proton-proton collisions at s=13TeV

CMS Collaboration

Onderzoeksoutput: Articlepeer review

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Samenvatting

An observation is reported of the electroweak production of a W +W pair in association with two jets, with both W bosons decaying leptonically. The data sample corresponds to an integrated luminosity of 138 fb −1 of proton-proton collisions at s=13TeV, collected by the CMS detector at the CERN LHC. Events are selected by requiring exactly two opposite-sign leptons (electrons or muons) and two jets with large pseudorapidity separation and high dijet invariant mass. Events are categorized based on the flavor of the final-state leptons. A signal is observed with a significance of 5.6 standard deviations (5.2 expected) with respect to the background-only hypothesis. The measured fiducial cross section is 10.2±2.0fb and this value is consistent with the standard model prediction of 9.1±0.6fb.

Originele taal-2English
Artikelnummer137495
Aantal pagina's25
TijdschriftPhys. Lett B
Volume841
Nummer van het tijdschrift2023
DOI's
StatusPublished - 10 jun. 2023

Bibliografische nota

Replaced with the published version. Added the journal reference. All the figures and tables can be found at http://cms-results.web.cern.ch/cms-results/public-results/publications/SMP-21-001 (CMS Public Pages)

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