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Measurement of differential <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>t</mml:mi><mml:mover accent="true"><mml:mrow><mml:mi>t</mml:mi></mml:mrow><mml:mrow><mml:mo stretchy="false">¯</mml:mo></mml:mrow></mml:mover></mml:mrow></mml:math> production cross sections in the full kinematic range using <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>lepton</mml:mi><mml:mo>+</mml:mo><mml:mtext>jets</mml:mtext></mml:mrow></mml:math> events from proton-proton collisions at <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msqrt><mml:mi>s</mml:mi></mml:msqrt><mml:mo>=</mml:mo><mml:mn>13</mml:mn><mml:mtext> </mml:mtext><mml:mtext> </mml:mtext><mml:mi>TeV</mml:mi></mml:math>

A. TumasyanYerevan Physics Institute, Yerevan, ArmeniaW. AdamInstitut für Hochenergiephysik, Vienna, AustriaJanik Walter AndrejkovicInstitut für Hochenergiephysik, Vienna, AustriaT. BergauerInstitut für Hochenergiephysik, Vienna, AustriaS. ChatterjeeInstitut für Hochenergiephysik, Vienna, AustriaM. DragicevicInstitut für Hochenergiephysik, Vienna, AustriaA. Escalante Del ValleInstitut für Hochenergiephysik, Vienna, AustriaR. FrühwirthInstitut für Hochenergiephysik, Vienna, AustriaM. JeitlerInstitut für Hochenergiephysik, Vienna, AustriaN. KrammerInstitut für Hochenergiephysik, Vienna, AustriaL. LechnerInstitut für Hochenergiephysik, Vienna, AustriaD. LikoInstitut für Hochenergiephysik, Vienna, AustriaI. MikulecInstitut für Hochenergiephysik, Vienna, AustriaP. PaulitschInstitut für Hochenergiephysik, Vienna, AustriaF. M. PittersInstitut für Hochenergiephysik, Vienna, AustriaJ. SchieckInstitut für Hochenergiephysik, Vienna, AustriaR. SchöfbeckInstitut für Hochenergiephysik, Vienna, AustriaM. SpanringInstitut für Hochenergiephysik, Vienna, AustriaS. TemplInstitut für Hochenergiephysik, Vienna, AustriaW. WaltenbergerInstitut für Hochenergiephysik, Vienna, AustriaC.-E. WulzInstitut für Hochenergiephysik, Vienna, AustriaV. ChekhovskyA. LitominV. MakarenkoM. R. DarwishUniversiteit Antwerpen, Antwerpen, BelgiumE. A. De WolfUniversiteit Antwerpen, Antwerpen, BelgiumX. JanssenUniversiteit Antwerpen, Antwerpen, BelgiumT. KelloUniversiteit Antwerpen, Antwerpen, BelgiumA. LelekUniversiteit Antwerpen, Antwerpen, BelgiumHaifa Rejeb SfarUniversiteit Antwerpen, Antwerpen, BelgiumP. Van MechelenUniversiteit Antwerpen, Antwerpen, BelgiumS. Van PutteUniversiteit Antwerpen, Antwerpen, BelgiumN. Van RemortelUniversiteit Antwerpen, Antwerpen, BelgiumF. BlekmanVrije Universiteit Brussel, Brussel, BelgiumE. S. BolsVrije Universiteit Brussel, Brussel, BelgiumJ. D’HondtVrije Universiteit Brussel, Brussel, BelgiumM. DelcourtVrije Universiteit Brussel, Brussel, BelgiumH. El FahamVrije Universiteit Brussel, Brussel, BelgiumS. LowetteVrije Universiteit Brussel, Brussel, BelgiumS. MoortgatVrije Universiteit Brussel, Brussel, BelgiumA. MortonVrije Universiteit Brussel, Brussel, BelgiumD. MüllerVrije Universiteit Brussel, Brussel, BelgiumA. R. SahasransuVrije Universiteit Brussel, Brussel, BelgiumS. TavernierVrije Universiteit Brussel, Brussel, BelgiumW. Van DoninckVrije Universiteit Brussel, Brussel, BelgiumP. Van MuldersVrije Universiteit Brussel, Brussel, BelgiumD. BeghinUniversité Libre de Bruxelles, Bruxelles, BelgiumB. BilinUniversité Libre de Bruxelles, Bruxelles, BelgiumB. ClerbauxUniversité Libre de Bruxelles, Bruxelles, BelgiumG. De LentdeckerUniversité Libre de Bruxelles, Bruxelles, BelgiumL. FavartUniversité Libre de Bruxelles, Bruxelles, BelgiumA. GrebenyukUniversité Libre de Bruxelles, Bruxelles, BelgiumA. K. KalsiUniversité Libre de Bruxelles, Bruxelles, BelgiumK. LeeUniversité Libre de Bruxelles, Bruxelles, BelgiumM. MahdavikhorramiUniversité Libre de Bruxelles, Bruxelles, BelgiumI. MakarenkoUniversité Libre de Bruxelles, Bruxelles, BelgiumL. MoureauxUniversité Libre de Bruxelles, Bruxelles, BelgiumL. PétréUniversité Libre de Bruxelles, Bruxelles, BelgiumA. PopovUniversité Libre de Bruxelles, Bruxelles, BelgiumN. PostiauUniversité Libre de Bruxelles, Bruxelles, BelgiumE. StarlingUniversité Libre de Bruxelles, Bruxelles, BelgiumL. ThomasUniversité Libre de Bruxelles, Bruxelles, BelgiumM. Vanden BemdenUniversité Libre de Bruxelles, Bruxelles, BelgiumC. Vander VeldeUniversité Libre de Bruxelles, Bruxelles, BelgiumP. VanlaerUniversité Libre de Bruxelles, Bruxelles, BelgiumD. VanneromUniversité Libre de Bruxelles, Bruxelles, BelgiumL. WezenbeekUniversité Libre de Bruxelles, Bruxelles, BelgiumT. CornelisGhent University, Ghent, BelgiumD. DoburGhent University, Ghent, BelgiumJ. KnolleGhent University, Ghent, BelgiumLuka LambrechtGhent University, Ghent, BelgiumG. MestdachGhent University, Ghent, BelgiumM. NiedzielaGhent University, Ghent, BelgiumC. RoskasGhent University, Ghent, BelgiumAmrutha SamalanGhent University, Ghent, BelgiumK. SkovpenGhent University, Ghent, BelgiumM. TytgatGhent University, Ghent, BelgiumB. VermassenGhent University, Ghent, BelgiumMartina VitGhent University, Ghent, BelgiumA. BethaniUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumG. BrunoUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumF. BuryUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumC. CaputoUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumP. DavidUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumC. DelaereUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumI. S. DonertasUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumA. GiammancoUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumK. JaffelUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumSa. JainUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumV. Lemaı̂treUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumK. MondalUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumJ. PrisciandaroUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumA. TaliercioUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumM. TeklishynUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumT. T. TranUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumP. VischiaUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumS. WertzUniversité Catholique de Louvain, Louvain-la-Neuve, BelgiumG. A. AlvesCentro Brasileiro de Pesquisas Fisicas, Rio de Janeiro, BrazilC. HenselCentro Brasileiro de Pesquisas Fisicas, Rio de Janeiro, BrazilA. MoraesCentro Brasileiro de Pesquisas Fisicas, Rio de Janeiro, Brazil
2021lv
ABI

Annotatsiya

Measurements of differential and double-differential cross sections of top-quark pair (t t) production are presented in the lepton jets channels with a single electron or muon and jets in the final state. The analysis combines for the first time signatures of top quarks with low transverse momentum p T , where the top-quark decay products can be identified as separated jets and isolated leptons, and with high p T , where the decay products are collimated and overlap. The measurements are based on proton-proton collision data at ffiffi ffi s p 13 TeV collected by the CMS experiment at the LHC, corresponding to an integrated luminosity of 137 fb -1 . The cross sections are presented at the parton and particle levels, where the latter minimizes extrapolations based on theoretical assumptions. Most of the measured differential cross sections are well described by standard model predictions with the exception of some double-differential distributions. The inclusive t t production cross section is measured to be tt 791 AE 25 pb, which constitutes the most precise measurement in the lepton jets channel to date.

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