Measurement of W+W- and ZZ production cross sections in pp collisions at sqrt(s) = 8 TeV

CMS Collaboration;Quertenmont, Loïc;Basegmez, Suzan;Bruno, Giacomo;Bethani, Agni;et.al.
(2013) Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics — Vol. 721, n° 4-5, p. 190-211 (2013)

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Authors
  • CMS Collaboration
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  • Basegmez, SuzanUCLouvain
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  • Castello, RobertoUCLouvain
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  • Ceard, LudivineUCLouvain
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  • Du Pree, TristanUCLouvain
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  • Favart, DenisUCLouvain
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  • Forthomme, LaurentUCLouvain
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  • Hollar, JonathanUCLouvain
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  • Nuttens, ClaudeUCLouvain
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  • Pagano, DavideUCLouvain
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  • Pin, ArnaudUCLouvain
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  • Piotrzkowski, KrzysztofUCLouvain
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  • Vizan Garcia, Jesús ManuelUCLouvain
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  • Bethani, Agniorcid-logoUCLouvain
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  • et. al.
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Abstract
The W+W− and ZZ production cross sections are measured in proton–proton collisions at View the MathML source with the CMS experiment at the LHC in data samples corresponding to an integrated luminosity of up to 5.3 fb−1. The measurements are performed in the leptonic decay modes W+W−→ℓ′νℓ″ν and ZZ→2ℓ2ℓ′, where ℓ=e,μ and ℓ′(ℓ″)=e,μ,τ. The measured cross sections View the MathML source and View the MathML source, for both Z bosons produced in the mass region 60<mZ<120 GeV, are consistent with standard model predictions. These are the first measurements of the diboson production cross sections at View the MathML source.
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Citations

CMS Collaboration, Quertenmont, L., Basegmez, S., Bruno, G., Castello, R., Ceard, L., Delaere, C., Du Pree, T., Favart, D., Forthomme, L., Giammanco, A., Hollar, J., Lemaitre, V., Liao, J., Militaru, O., Nuttens, C., Pagano, D., Pin, A., Piotrzkowski, K., et al. (2013). Measurement of W+W- and ZZ production cross sections in pp collisions at sqrt(s) = 8 TeV. Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics, 721(4-5), 190-211. https://doi.org/10.1016/j.physletb.2013.03.027 (Original work published 2013)