Home > Research > Publications & Outputs > Combined search for the Standard Model Higgs bo...

Electronic data

  • PaperPLBATLASHiggsEvidence

    Rights statement: This article is published Open Access at sciencedirect.com. It is distributed under the terms of the Creative Commons Attribution License 3.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are credited.

    Final published version, 1.38 MB, PDF document

    Available under license: CC BY

Links

Text available via DOI:

View graph of relations

Combined search for the Standard Model Higgs boson using up to 4.9 fb−1 of pp collision data at sqrt(s)=7 TeV with the ATLAS detector at the LHC

Research output: Contribution to journalJournal article

Published

Standard

Combined search for the Standard Model Higgs boson using up to 4.9 fb−1 of pp collision data at sqrt(s)=7 TeV with the ATLAS detector at the LHC. / The ATLAS collaboration.

In: Physics Letters B, Vol. 710, No. 1, 29.03.2012, p. 49-66.

Research output: Contribution to journalJournal article

Harvard

APA

Vancouver

Author

Bibtex

@article{bcf3dd034b5f4033815f8a14f6f348c2,
title = "Combined search for the Standard Model Higgs boson using up to 4.9 fb−1 of pp collision data at sqrt(s)=7 TeV with the ATLAS detector at the LHC",
abstract = "A combined search for the Standard Model Higgs boson with the ATLAS experiment at the LHC using datasets corresponding to integrated luminosities from 1.04 fb−1 to 4.9 fb−1 of pp collisions collected at sqrt(s)=7 TeV is presented. The Higgs boson mass ranges 112.9–115.5 GeV, 131–238 GeV and 251–466 GeV are excluded at the 95% confidence level (CL), while the range 124–519 GeV is expected to be excluded in the absence of a signal. An excess of events is observed around mH∼126 GeV with a local significance of 3.5 standard deviations (σ). The local significances of H→γγH→γγ, H→ZZ(⁎)→ℓ+ℓ−ℓ′+ℓ′− and H→WW(⁎)→ℓ+νℓ′−ν¯, the three most sensitive channels in this mass range, are 2.8σ, 2.1σ and 1.4σ, respectively. The global probability for the background to produce such a fluctuation anywhere in the explored Higgs boson mass range 110–600 GeV is estimated to be ∼1.4% or, equivalently, 2.2σ.",
author = "Harald Fox and Adam Barton and Guennadi Borissov and Evelina Bouhova-Thacker and Timothy Brodbeck and James Catmore and Ruth Davidson and {de Mora}, Lee and William Dearnaley and Robert Henderson and Gareth Hughes and Roger Jones and Vakhtang Kartvelishvili and Robin Long and Peter Love and Peter Ratoff and Maria Smizanska and James Walder and Alexandre Chilingarov and {The ATLAS collaboration}",
note = "This article is published Open Access at sciencedirect.com. It is distributed under the terms of the Creative Commons Attribution License 3.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are credited.",
year = "2012",
month = mar
day = "29",
doi = "10.1016/j.physletb.2012.02.044",
language = "English",
volume = "710",
pages = "49--66",
journal = "Physics Letters B",
issn = "0370-2693",
publisher = "ELSEVIER SCIENCE BV",
number = "1",

}

RIS

TY - JOUR

T1 - Combined search for the Standard Model Higgs boson using up to 4.9 fb−1 of pp collision data at sqrt(s)=7 TeV with the ATLAS detector at the LHC

AU - Fox, Harald

AU - Barton, Adam

AU - Borissov, Guennadi

AU - Bouhova-Thacker, Evelina

AU - Brodbeck, Timothy

AU - Catmore, James

AU - Davidson, Ruth

AU - de Mora, Lee

AU - Dearnaley, William

AU - Henderson, Robert

AU - Hughes, Gareth

AU - Jones, Roger

AU - Kartvelishvili, Vakhtang

AU - Long, Robin

AU - Love, Peter

AU - Ratoff, Peter

AU - Smizanska, Maria

AU - Walder, James

AU - Chilingarov, Alexandre

AU - The ATLAS collaboration

N1 - This article is published Open Access at sciencedirect.com. It is distributed under the terms of the Creative Commons Attribution License 3.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original authors and source are credited.

PY - 2012/3/29

Y1 - 2012/3/29

N2 - A combined search for the Standard Model Higgs boson with the ATLAS experiment at the LHC using datasets corresponding to integrated luminosities from 1.04 fb−1 to 4.9 fb−1 of pp collisions collected at sqrt(s)=7 TeV is presented. The Higgs boson mass ranges 112.9–115.5 GeV, 131–238 GeV and 251–466 GeV are excluded at the 95% confidence level (CL), while the range 124–519 GeV is expected to be excluded in the absence of a signal. An excess of events is observed around mH∼126 GeV with a local significance of 3.5 standard deviations (σ). The local significances of H→γγH→γγ, H→ZZ(⁎)→ℓ+ℓ−ℓ′+ℓ′− and H→WW(⁎)→ℓ+νℓ′−ν¯, the three most sensitive channels in this mass range, are 2.8σ, 2.1σ and 1.4σ, respectively. The global probability for the background to produce such a fluctuation anywhere in the explored Higgs boson mass range 110–600 GeV is estimated to be ∼1.4% or, equivalently, 2.2σ.

AB - A combined search for the Standard Model Higgs boson with the ATLAS experiment at the LHC using datasets corresponding to integrated luminosities from 1.04 fb−1 to 4.9 fb−1 of pp collisions collected at sqrt(s)=7 TeV is presented. The Higgs boson mass ranges 112.9–115.5 GeV, 131–238 GeV and 251–466 GeV are excluded at the 95% confidence level (CL), while the range 124–519 GeV is expected to be excluded in the absence of a signal. An excess of events is observed around mH∼126 GeV with a local significance of 3.5 standard deviations (σ). The local significances of H→γγH→γγ, H→ZZ(⁎)→ℓ+ℓ−ℓ′+ℓ′− and H→WW(⁎)→ℓ+νℓ′−ν¯, the three most sensitive channels in this mass range, are 2.8σ, 2.1σ and 1.4σ, respectively. The global probability for the background to produce such a fluctuation anywhere in the explored Higgs boson mass range 110–600 GeV is estimated to be ∼1.4% or, equivalently, 2.2σ.

U2 - 10.1016/j.physletb.2012.02.044

DO - 10.1016/j.physletb.2012.02.044

M3 - Journal article

VL - 710

SP - 49

EP - 66

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

IS - 1

ER -