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Aad, Georges
[Verfasser:in];
Andrei, George Victor
[Verfasser:in];
Bartels, Falk
[Verfasser:in];
Dunford, Monica
[Verfasser:in];
Franchino, Silvia
[Verfasser:in];
Jongmanns, Jan
[Verfasser:in];
Klassen, Martin
[Verfasser:in];
Krishnan, Anjali
[Verfasser:in];
Mkrtchyan, Tigran
[Verfasser:in];
Napolitano, Fabrizio
[Verfasser:in];
Ott, Philipp
[Verfasser:in];
Schöning, André
[Verfasser:in];
Schultz-Coulon, Hans-Christian
[Verfasser:in];
Spieker, Thomas
[Verfasser:in];
Stamen, Rainer
[Verfasser:in];
Starovoitov, Pavel
[Verfasser:in];
Suchek, Stanislav
[Verfasser:in];
Vigani, Luigi
[Verfasser:in];
Weber, Sebastian
[Verfasser:in];
Wessels, Martin
[Verfasser:in];
Yue, Xiaoguang
[Verfasser:in]
;
ATLAS Collaboration
Reconstruction and identification of boosted di-τ systems in a search for Higgs boson pairs using 13 TeV proton-proton collision data in ATLAS
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- Medientyp: E-Artikel
- Titel: Reconstruction and identification of boosted di-τ systems in a search for Higgs boson pairs using 13 TeV proton-proton collision data in ATLAS
- Beteiligte: Aad, Georges [Verfasser:in]; Andrei, George Victor [Verfasser:in]; Bartels, Falk [Verfasser:in]; Dunford, Monica [Verfasser:in]; Franchino, Silvia [Verfasser:in]; Jongmanns, Jan [Verfasser:in]; Klassen, Martin [Verfasser:in]; Krishnan, Anjali [Verfasser:in]; Mkrtchyan, Tigran [Verfasser:in]; Napolitano, Fabrizio [Verfasser:in]; Ott, Philipp [Verfasser:in]; Schöning, André [Verfasser:in]; Schultz-Coulon, Hans-Christian [Verfasser:in]; Spieker, Thomas [Verfasser:in]; Stamen, Rainer [Verfasser:in]; Starovoitov, Pavel [Verfasser:in]; Suchek, Stanislav [Verfasser:in]; Vigani, Luigi [Verfasser:in]; Weber, Sebastian [Verfasser:in]; Wessels, Martin [Verfasser:in]; Yue, Xiaoguang [Verfasser:in]
-
Erschienen:
30 November 2020
- Erschienen in: Journal of high energy physics ; (2020), 11, Artikel-ID 163, Seite 1-47
- Sprache: Englisch
- DOI: 10.1007/JHEP11(2020)163
- Identifikator:
- Entstehung:
-
Anmerkungen:
The ATLAS collaboration: G. Aad, G.V. Andrei, F. Bartels, M. Dunford, S. Franchino, J. Jongmanns, M. Klassen, A. Krishnan, T. Mkrtchyan, F. Napolitano, P. Ott, A. Schoening, H-C. Schultz-Coulon, T.M. Spieker, R. Stamen, P. Starovoitov, S. Suchek, L. Vigani, S.M. Weber, M. Wessels, X. Yue [und viele weitere]
- Beschreibung: In this paper, a new technique for reconstructing and identifying hadronically decaying τ+τ− pairs with a large Lorentz boost, referred to as the di-τ tagger, is developed and used for the first time in the ATLAS experiment at the Large Hadron Collider. A benchmark di-τ tagging selection is employed in the search for resonant Higgs boson pair production, where one Higgs boson decays into a boosted $$ b\overline{b} $$pair and the other into a boosted τ+τ− pair, with two hadronically decaying τ-leptons in the final state. Using 139 fb−1 of proton-proton collision data recorded at a centre-of-mass energy of 13 TeV, the efficiency of the di-τ tagger is determined and the background with quark- or gluon-initiated jets misidentified as di-τ objects is estimated. The search for a heavy, narrow, scalar resonance produced via gluon-gluon fusion and decaying into two Higgs bosons is carried out in the mass range 1-3 TeV using the same dataset. No deviations from the Standard Model predictions are observed, and 95% confidence-level exclusion limits are set on this model.
- Zugangsstatus: Freier Zugang