Searches for third-generation scalar leptoquarks in s√=13 TeV pp collisions with the ATLAS detector

Limits are set on the pair production of scalar leptoquarks, where all possible decays of the leptoquark into a quark (t, b) and a lepton (τ, ν) of the third generation are considered. The limits are presented as a function of the leptoquark mass and the branching ratio into charged leptons for up-t...

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Autori principali: Aaboud, Morad (Autore) , Anders, Christoph (Autore) , Andrei, George Victor (Autore) , Antel, Claire (Autore) , Baas, Alessandra Edda (Autore) , Bolz, Arthur (Autore) , Brandt, Oleg (Autore) , Dunford, Monica (Autore) , Franchino, Silvia (Autore) , Geisler, Manuel Patrice (Autore) , Giulini, Maddalena (Autore) , Hanke, Paul (Autore) , Helary, Louis (Autore) , Jongmanns, Jan (Autore) , Kolb, Mathis (Autore) , Kugel, Andreas (Autore) , Lisovyi, Mykhailo (Autore) , Meyer zu Theenhausen, Hanno (Autore) , Napolitano, Fabrizio (Autore) , Narrias Villar, Daniel Isaac (Autore) , S̜ahinsoy, Merve (Autore) , Schöning, André (Autore) , Schultz-Coulon, Hans-Christian (Autore) , Spieker, Thomas (Autore) , Stamen, Rainer (Autore) , Starovoitov, Pavel (Autore) , Suchek, Stanislav (Autore) , Wang, Jike (Autore) , Weber, Sebastian (Autore) , Wessels, Martin (Autore) , Yue, Xiaoguang (Autore)
Ente Autore: ATLAS Collaboration (Autore)
Natura: Article (Journal)
Lingua:inglese
Pubblicazione: 28 June 2019
In: Journal of high energy physics
Year: 2019, Fascicolo: 6
ISSN:1126-6708
DOI:10.1007/JHEP06(2019)144
Accesso online:Verlag, Volltext: https://doi.org/10.1007/JHEP06(2019)144
Testo
Note sull'autore:the ATLAS Collaboration
Descrizione
Riassunto:Limits are set on the pair production of scalar leptoquarks, where all possible decays of the leptoquark into a quark (t, b) and a lepton (τ, ν) of the third generation are considered. The limits are presented as a function of the leptoquark mass and the branching ratio into charged leptons for up-type (LQ 3 u → tν/bτ) and down-type (LQ 3 d → bν/tτ) leptoquarks. Many results are reinterpretations of previously published ATLAS searches. In all cases, LHC proton-proton collision data at a centre-of-mass energy of s√s \sqrt{s} = 13 TeV recorded by the ATLAS detector in 2015 and 2016 are used, corresponding to an integrated luminosity of 36.1 fb−1. Masses below 800 GeV are excluded for both LQ 3 u and LQ 3 d independently of the branching ratio, with masses below about 1 TeV being excluded for the limiting cases of branching ratios equal to zero or unity. Open image in new window
Descrizione del documento:The ATLAS Collaboration: M. Aaboud, G. Aad, B. Abbott, D.C. Abbott, O. Abdinov, D.K. Abhayasinghe, S.H. Abidi, O.S. AbouZeid, N.L. Abraham, H. Abramowicz, H. Abreu, Y. Abulaiti, B.S. Acharya, S. Adachi [und 2879 weitere Personen]
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Descrizione fisica:Online Resource
ISSN:1126-6708
DOI:10.1007/JHEP06(2019)144