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This work studies the associated production of a top-quark pair with a $W$, $Z$, or Higgs boson at the LHC. Predictions for the total cross sections as well as for several differential distributions of the massive particles in the final…

High Energy Physics - Phenomenology · Physics 2019-09-04 Alessandro Broggio , Andrea Ferroglia , Rikkert Frederix , Davide Pagani , Benjamin D. Pecjak , Ioannis Tsinikos

The production of a top-antitop quark pair in association with a $W$ boson ($t\bar tW$) is one of the heaviest signatures currently probed at the Large Hadron Collider (LHC). Since the first observation reported in 2015 the corresponding…

High Energy Physics - Phenomenology · Physics 2023-12-08 Luca Buonocore , Simone Devoto , Massimiliano Grazzini , Stefan Kallweit , Javier Mazzitelli , Luca Rottoli , Chiara Savoini

The most precise theoretical predictions for the total cross section for the associated production of a Higgs boson with a top-antitop quark pair at the LHC, first presented in \cite{Balsach:2025tth}, are reported. The calculation combines…

High Energy Physics - Phenomenology · Physics 2026-02-16 Anna Kulesza

We present analytic results for the partonic cross sections for the production of a Higgs boson via the fusion of two bottom quarks at N$^3$LO in QCD perturbation theory in the five-flavour scheme. We combine this perturbative result with…

High Energy Physics - Phenomenology · Physics 2020-08-26 Claude Duhr , Falko Dulat , Valentin Hirschi , Bernhard Mistlberger

We present theoretical calculations of higher-order QCD and electroweak corrections for the associated production of a top-antitop quark pair and a $W$ boson ($t{\bar t}W$ production) at LHC energies. We show predictions for cross sections…

High Energy Physics - Phenomenology · Physics 2024-06-25 Nikolaos Kidonakis , Chris Foster

We present theoretical predictions for selected differential cross sections for the process $pp \to t \bar{t} B$ at the LHC, where $B$ can be a Higgs ($H$), a $Z$ or a $W$ boson. The predictions are calculated in the direct QCD framework up…

High Energy Physics - Phenomenology · Physics 2020-05-25 Anna Kulesza , Leszek Motyka , Daniel Schwartländer , Tomasz Stebel , Vincent Theeuwes

We present the first fully differential next-to-next-to-leading order (NNLO) QCD calculation for the production of a top-antitop quark pair in association with a Higgs boson ($t \bar t H$) at hadron colliders. The computation is exact,…

High Energy Physics - Phenomenology · Physics 2025-03-27 Simone Devoto , Massimiliano Grazzini , Stefan Kallweit , Javier Mazzitelli , Chiara Savoini

We present the first NLO QCD+EW predictions for Higgs boson production in association with a l nu or l+ l- pair plus zero or one jets at the LHC. Fixed-order NLO QCD+EW calculations are combined with a QCD+QED parton shower using the…

High Energy Physics - Phenomenology · Physics 2017-09-20 Federico Granata , Jonas M. Lindert , Carlo Oleari , Stefano Pozzorini

We calculate the production of a W boson in association with up to two jets including at least one b-jet to next-to-leading order (NLO) in QCD at the CERN Large Hadron Collider with 7 TeV center-of-mass energy. Both exclusive and inclusive…

High Energy Physics - Phenomenology · Physics 2013-03-20 F. Caola , J. M. Campbell , F. Febres Cordero , L. Reina , D. Wackeroth

Higgs boson production associated with a top quark pair is an important process in studying the nature of the newly discovered Higgs boson at the LHC. In this letter, we report on our calculations including the next-to-leading order (NLO)…

High Energy Physics - Phenomenology · Physics 2014-09-24 Zhang Yu , Ma Wen-Gan , Zhang Ren-You , Chen Chong , Guo Lei

We study the production of a Higgs boson in association with a bottom-quark pair ($b \bar b H$) at hadron colliders. Our calculation is performed in the four-flavour scheme with massive bottom quarks. This work presents the first…

High Energy Physics - Phenomenology · Physics 2025-03-13 Christian Biello , Javier Mazzitelli , Aparna Sankar , Marius Wiesemann , Giulia Zanderighi

We present a detailed study of Higgs boson production in association with a single top quark at the LHC, at next-to-leading order accuracy in QCD. We consider total and differential cross sections, at the parton level as well as by matching…

High Energy Physics - Phenomenology · Physics 2015-06-23 Federico Demartin , Fabio Maltoni , Kentarou Mawatari , Marco Zaro

We present theoretical results for the associated production of a single top quark and a $Z$ boson ($tqZ$ production) at LHC energies. We calculate higher-order corrections from soft-gluon emission for this process. We compute the…

High Energy Physics - Phenomenology · Physics 2023-05-19 Nikolaos Kidonakis , Nodoka Yamanaka

We study the production of a Higgs boson in association with bottom quarks in hadronic collisions, and present phenomenological predictions relevant to the 13 TeV LHC. Our results are accurate to the next-to-leading order in QCD, and…

High Energy Physics - Phenomenology · Physics 2015-06-22 M. Wiesemann , R. Frederix , S. Frixione , V. Hirschi , F. Maltoni , P. Torrielli

The tri-boson production is one of the key processes for the study of quartic gauge couplings. Next-to-leading order (NLO) corrections are mandatory to reduce theoretical uncertainties. In this study, the most up-to-date predictions…

High Energy Physics - Phenomenology · Physics 2013-10-24 Dao Thi Nhung , Le Duc Ninh , Marcus M. Weber

We study the production of a W boson in association with a c-jet at the LHC. We calculate, for the first time, the complete set of NNLO QCD corrections to the dominant CKM-diagonal contribution to this process. Both signatures, ${\rm p}{\rm…

High Energy Physics - Phenomenology · Physics 2021-08-09 Michał Czakon , Alexander Mitov , Mathieu Pellen , Rene Poncelet

We study Higgs boson production in association with a top quark and a $W$ boson at the LHC. At NLO in QCD, $tWH$ interferes with $t\bar t H$ and a procedure to meaningfully separate the two processes needs to be employed. In order to define…

High Energy Physics - Phenomenology · Physics 2017-03-08 Federico Demartin , Benedikt Maier , Fabio Maltoni , Kentarou Mawatari , Marco Zaro

We present calculations of higher-order QCD and electroweak (EW) corrections to the associated production of a top-antitop quark pair and a $Z$ boson, i.e. $t{\bar t}Z$ production, in proton collisions. We find that the contributions from…

High Energy Physics - Phenomenology · Physics 2025-10-21 Nikolaos Kidonakis , Chris Foster

Higgs-boson production in association with bottom quarks is an important discovery channel for supersymmetric Higgs particles at the Tevatron and the LHC. We present higher-order QCD predictions for inclusive cross sections and for the…

High Energy Physics - Phenomenology · Physics 2009-04-13 Michael Krämer

The single vector-like top partner hadroproduction in association with top quark in the five and the six-flavour schemes at the LHC is investigated. The inclusive cross section and the differential distributions are evaluated for many…

High Energy Physics - Phenomenology · Physics 2018-10-29 Mohamed Sadek Zidi
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