Search for the bb decay of the Standard Model Higgs boson in associated (W/Z)H production with the ATLAS detector. / Aad, G; Berry, Tracey; Boisvert, Veronique; Brooks, Tim; Connelly, Ian; Cooper-Smith, Neil; Cowan, Glen; Duguid, Liam; George, Simon; Gibson, Stephen; Kempster, Jacob; Panduro Vazquez, J G; Pastore, Francesca; Rose, Matthew; Spano, Francesco; Teixeira-Dias, Pedro; Thomas-Wilsker, Joshuha; The ATLAS Collaboration.

In: Journal of High Energy Physics, Vol. 2015, 69, 14.01.2015, p. 1-89.

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@article{983417c513a64e8c86e1fcc0353cdba9,
title = "Search for the bb decay of the Standard Model Higgs boson in associated (W/Z)H production with the ATLAS detector",
abstract = "A search for the bb¯ decay of the Standard Model Higgs boson is performed with the ATLAS experiment using the full dataset recorded at the LHC in Run 1. The integrated luminosities used are 4.7 and 20.3 fb−1 from pp collisions at √s=7 and 8 TeV, respectively. The processes considered are associated (W/Z)H production, where W → eν/μν, Z → ee/μμ and Z → νν. The observed (expected) deviation from the background-only hypothesis corresponds to a significance of 1.4 (2.6) standard deviations and the ratio of the measured signal yield to the Standard Model expectation is found to be μ = 0.52 ± 0.32 (stat.) ± 0.24 (syst.) for a Higgs boson mass of 125.36 GeV. The analysis procedure is validated by a measurement of the yield of (W/Z)Z production with Z→bb¯ in the same final states as for the Higgs boson search, from which the ratio of the observed signal yield to the Standard Model expectation is found to be 0.74 ± 0.09 (stat.) ± 0.14 (syst.).",
author = "G Aad and Tracey Berry and Veronique Boisvert and Tim Brooks and Ian Connelly and Neil Cooper-Smith and Glen Cowan and Liam Duguid and Simon George and Stephen Gibson and Jacob Kempster and {Panduro Vazquez}, {J G} and Francesca Pastore and Matthew Rose and Francesco Spano and Pedro Teixeira-Dias and Joshuha Thomas-Wilsker and {The ATLAS Collaboration}",
year = "2015",
month = jan,
day = "14",
doi = "10.1007/JHEP01(2015)069",
language = "English",
volume = "2015",
pages = "1--89",
journal = "Journal of High Energy Physics",
issn = "1126-6708",
publisher = "Springer Verlag",

}

RIS

TY - JOUR

T1 - Search for the bb decay of the Standard Model Higgs boson in associated (W/Z)H production with the ATLAS detector

AU - Aad, G

AU - Berry, Tracey

AU - Boisvert, Veronique

AU - Brooks, Tim

AU - Connelly, Ian

AU - Cooper-Smith, Neil

AU - Cowan, Glen

AU - Duguid, Liam

AU - George, Simon

AU - Gibson, Stephen

AU - Kempster, Jacob

AU - Panduro Vazquez, J G

AU - Pastore, Francesca

AU - Rose, Matthew

AU - Spano, Francesco

AU - Teixeira-Dias, Pedro

AU - Thomas-Wilsker, Joshuha

AU - The ATLAS Collaboration

PY - 2015/1/14

Y1 - 2015/1/14

N2 - A search for the bb¯ decay of the Standard Model Higgs boson is performed with the ATLAS experiment using the full dataset recorded at the LHC in Run 1. The integrated luminosities used are 4.7 and 20.3 fb−1 from pp collisions at √s=7 and 8 TeV, respectively. The processes considered are associated (W/Z)H production, where W → eν/μν, Z → ee/μμ and Z → νν. The observed (expected) deviation from the background-only hypothesis corresponds to a significance of 1.4 (2.6) standard deviations and the ratio of the measured signal yield to the Standard Model expectation is found to be μ = 0.52 ± 0.32 (stat.) ± 0.24 (syst.) for a Higgs boson mass of 125.36 GeV. The analysis procedure is validated by a measurement of the yield of (W/Z)Z production with Z→bb¯ in the same final states as for the Higgs boson search, from which the ratio of the observed signal yield to the Standard Model expectation is found to be 0.74 ± 0.09 (stat.) ± 0.14 (syst.).

AB - A search for the bb¯ decay of the Standard Model Higgs boson is performed with the ATLAS experiment using the full dataset recorded at the LHC in Run 1. The integrated luminosities used are 4.7 and 20.3 fb−1 from pp collisions at √s=7 and 8 TeV, respectively. The processes considered are associated (W/Z)H production, where W → eν/μν, Z → ee/μμ and Z → νν. The observed (expected) deviation from the background-only hypothesis corresponds to a significance of 1.4 (2.6) standard deviations and the ratio of the measured signal yield to the Standard Model expectation is found to be μ = 0.52 ± 0.32 (stat.) ± 0.24 (syst.) for a Higgs boson mass of 125.36 GeV. The analysis procedure is validated by a measurement of the yield of (W/Z)Z production with Z→bb¯ in the same final states as for the Higgs boson search, from which the ratio of the observed signal yield to the Standard Model expectation is found to be 0.74 ± 0.09 (stat.) ± 0.14 (syst.).

UR - http://link.springer.com/article/10.1007/JHEP01(2015)069

U2 - 10.1007/JHEP01(2015)069

DO - 10.1007/JHEP01(2015)069

M3 - Article

VL - 2015

SP - 1

EP - 89

JO - Journal of High Energy Physics

JF - Journal of High Energy Physics

SN - 1126-6708

M1 - 69

ER -