Search for neutral resonances decaying into a Z boson and a pair of b jets or tau leptons

CMS;Basegmez, Suzan;Beluffi, Camille;Bondu, Olivier;Vidal Maroño, Miguel;et.al.
(2016) Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics — Vol. B759, n° 369-394, p. 369-394 (2016)

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Authors
  • CMSUCLouvain
    Author
  • Basegmez, SuzanUCLouvain
    Author
  • Beluffi, CamilleUCLouvain
    Author
  • Bondu, OlivierUCLouvain
    Author
  • Brochet, SébastienUCLouvain
    Author
  • Author
  • Caudron, AdrienUCLouvain
    Author
  • Ceard, LudivineUCLouvain
    Author
  • Da Silveira, Gustavo GilUCLouvain
    Author
  • Author
  • Favart, DenisUCLouvain
    Author
  • Forthomme, LaurentUCLouvain
    Author
  • Author
  • Hollar, JonathanUCLouvain
    Author
  • Jafari, AbidehUCLouvain
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  • Jez, PavelUCLouvain
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  • Komm, MatthiasUCLouvain
    Author
  • Author
  • Mertens, AlexandreUCLouvain
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  • Musich, MarcoUCLouvain
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  • Nuttens, ClaudeUCLouvain
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  • Perrini, LuciaUCLouvain
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  • Pin, ArnaudUCLouvain
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  • Piotrzkowski, KrzysztofUCLouvain
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  • Popov, AndreyUCLouvain
    Author
  • Author
  • Selvaggi, MicheleUCLouvain
    Author
  • Vidal Maroño, MiguelUCLouvain
    Author
  • et. al.
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Abstract
A search is performed for a new resonance decaying into a lighter resonance and a Z boson. Two channels are studied, targeting the decay of the lighter resonance into either a pair of oppositely charged tau leptons or a b-bbar pair. The Z boson is identified via its decays to electrons or muons. The search exploits data collected by the CMS experiment at a centre-of-mass energy of 8 TeV, corresponding to an integrated luminosity of 19.8 inverse femtobarns. No significant deviations are observed from the standard model expectation and limits are set on production cross sections and parameters of two-Higgs-doublet models.
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Citations

CMS, Basegmez, S., Beluffi, C., Bondu, O., Brochet, S., Bruno, G., Caudron, A., Ceard, L., Da Silveira, G. G., Delaere, C., Favart, D., Forthomme, L., Giammanco, A., Hollar, J., Jafari, A., Jez, P., Komm, M., Lemaitre, V., Mertens, A., et al. (2016). Search for neutral resonances decaying into a Z boson and a pair of b jets or tau leptons. Physics Letters. Section B: Nuclear, Elementary Particle and High-Energy Physics, B759(369-394), 369-394. https://doi.org/10.1016/j.physletb.2016.05.087 (Original work published 2016)