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Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV

Research output: Contribution to Journal/Magazine › Journal article › peer-review

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Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV. / The ATLAS collaboration.
In: Physics Letters B, Vol. 758, 10.07.2016, p. 249-268.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Harvard

The ATLAS collaboration 2016, 'Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV', Physics Letters B, vol. 758, pp. 249-268. https://doi.org/10.1016/j.physletb.2016.04.061

APA

The ATLAS collaboration (2016). Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV. Physics Letters B, 758, 249-268. https://doi.org/10.1016/j.physletb.2016.04.061

Vancouver

The ATLAS collaboration. Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV. Physics Letters B. 2016 Jul 10;758:249-268. doi: 10.1016/j.physletb.2016.04.061

Author

The ATLAS collaboration. / Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV. In: Physics Letters B. 2016 ; Vol. 758. pp. 249-268.

Bibtex

@article{936ed971f995454ab872e60cd1a301ad,
title = "Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV",
abstract = "A search is performed for the process pp →G∗→BH¯b/¯BHb →Hb¯b→b¯bb¯b, predicted in composite Higgs scenarios, where G∗ is a heavy colour octet vector resonance and BH a vector-like quark of charge −1/3. The data were obtained from pp collisions at a centre-of-mass energy of 8 TeV corresponding to an integrated luminosity of 19.5 fb−1, recorded by the ATLAS detector at the LHC. The largest background, multijet production, is estimated using a data-driven method. No significant excess of events with respect to Standard Model predictions is observed, and upper limits on the production cross section times branching ratio are set. Comparisons to the predictions from a specific benchmark model are made, resulting in lower mass limits in the two-dimensional mass plane of mG∗ vs. mBH.",
author = "Barton, {Adam Edward} and Michael Beattie and Guennadi Borissov and Bouhova-Thacker, {Evelina Vassileva} and Susan Cheatham and William Dearnaley and Harald Fox and Grimm, {Kathryn Ann Tschann} and Henderson, {Robert Charles William} and Gareth Hughes and Jones, {Roger William Lewis} and Vakhtang Kartvelishvili and Long, {Robin Eamonn} and Love, {Peter Allan} and Muenstermann, {Daniel Matthias Alfred} and Malcolm Skinner and Maria Smizanska and Walder, {James William} and Andy Wharton and {The ATLAS collaboration}",
year = "2016",
month = jul,
day = "10",
doi = "10.1016/j.physletb.2016.04.061",
language = "English",
volume = "758",
pages = "249--268",
journal = "Physics Letters B",
issn = "0370-2693",
publisher = "ELSEVIER SCIENCE BV",

}

RIS

TY - JOUR

T1 - Search for single production of a vector-like quark via a heavy gluon in the 4b final state with the ATLAS detector in pp collisions at √s= 8 TeV

AU - Barton, Adam Edward

AU - Beattie, Michael

AU - Borissov, Guennadi

AU - Bouhova-Thacker, Evelina Vassileva

AU - Cheatham, Susan

AU - Dearnaley, William

AU - Fox, Harald

AU - Grimm, Kathryn Ann Tschann

AU - Henderson, Robert Charles William

AU - Hughes, Gareth

AU - Jones, Roger William Lewis

AU - Kartvelishvili, Vakhtang

AU - Long, Robin Eamonn

AU - Love, Peter Allan

AU - Muenstermann, Daniel Matthias Alfred

AU - Skinner, Malcolm

AU - Smizanska, Maria

AU - Walder, James William

AU - Wharton, Andy

AU - The ATLAS collaboration

PY - 2016/7/10

Y1 - 2016/7/10

N2 - A search is performed for the process pp →G∗→BH¯b/¯BHb →Hb¯b→b¯bb¯b, predicted in composite Higgs scenarios, where G∗ is a heavy colour octet vector resonance and BH a vector-like quark of charge −1/3. The data were obtained from pp collisions at a centre-of-mass energy of 8 TeV corresponding to an integrated luminosity of 19.5 fb−1, recorded by the ATLAS detector at the LHC. The largest background, multijet production, is estimated using a data-driven method. No significant excess of events with respect to Standard Model predictions is observed, and upper limits on the production cross section times branching ratio are set. Comparisons to the predictions from a specific benchmark model are made, resulting in lower mass limits in the two-dimensional mass plane of mG∗ vs. mBH.

AB - A search is performed for the process pp →G∗→BH¯b/¯BHb →Hb¯b→b¯bb¯b, predicted in composite Higgs scenarios, where G∗ is a heavy colour octet vector resonance and BH a vector-like quark of charge −1/3. The data were obtained from pp collisions at a centre-of-mass energy of 8 TeV corresponding to an integrated luminosity of 19.5 fb−1, recorded by the ATLAS detector at the LHC. The largest background, multijet production, is estimated using a data-driven method. No significant excess of events with respect to Standard Model predictions is observed, and upper limits on the production cross section times branching ratio are set. Comparisons to the predictions from a specific benchmark model are made, resulting in lower mass limits in the two-dimensional mass plane of mG∗ vs. mBH.

U2 - 10.1016/j.physletb.2016.04.061

DO - 10.1016/j.physletb.2016.04.061

M3 - Journal article

VL - 758

SP - 249

EP - 268

JO - Physics Letters B

JF - Physics Letters B

SN - 0370-2693

ER -