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Related papers: Top Pair Production with a jet with NLO QCD off-sh…

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A short summary of results for top-quark pair production in association with a jet with NLO QCD off-shell effects at the LHC is given. The calculation is based on the matrix element for the $pp \to e^+ \nu_e \mu^-\bar{\nu}_\mu b\bar{b} j$…

High Energy Physics - Phenomenology · Physics 2016-07-07 Malgorzata Worek

A brief summary of the calculation of the NLO QCD corrections to the process pp -> e+ ve mu- v_mu bb~ j + X is reported. This provides a complete description of the process of t-tbar + jet production with leptonic decays beyond the…

High Energy Physics - Phenomenology · Physics 2016-07-01 Giuseppe Bevilacqua

We present a complete description of top quark pair production in association with a jet in the dilepton channel. Our calculation is accurate to next-to-leading order in QCD (NLO) and includes all non-resonant diagrams, interferences and…

High Energy Physics - Phenomenology · Physics 2016-02-10 G. Bevilacqua , H. B. Hartanto , M. Kraus , M. Worek

The calculation of NLO QCD corrections to the $t\bar{t}\to W^{+}W^{-}b\bar{b}\to e^{+}\nu_e \mu^{-}\bar{\nu}_{\mu}b\bar{b}$ process with complete off-shell effects, is briefly summarized. Besides the total cross section and its scale…

High Energy Physics - Phenomenology · Physics 2011-11-24 Malgorzata Worek

We present a comprehensive study of the production of top quark pairs in association with one hard jet in the di-lepton decay channel at the LHC. Our predictions, accurate at NLO in QCD, focus on the LHC Run II with a center-of-mass energy…

High Energy Physics - Phenomenology · Physics 2016-11-28 G. Bevilacqua , H. B. Hartanto , M. Kraus , M. Worek

A short summary of a NLO QCD calculation for the top-quark pair production with a jet in the dilepton decay channel is presented. The calculation takes into account all double, single, non-resonant and interference contributions. Thus, NLO…

High Energy Physics - Phenomenology · Physics 2016-08-19 Manfred Kraus

We compute the hadronic production of top-antitop pairs in association with a Higgs boson at next-to-leading-order QCD, including the decay of the top and antitop quark into bottom quarks and leptons. Our computation is based on full…

High Energy Physics - Phenomenology · Physics 2016-01-27 Ansgar Denner , Robert Feger

Top-quark pair production with an additional jet is an important signal and background process at the LHC. We present the next-to-leading order QCD calculation for this process and show results for integrated as well as differential cross…

High Energy Physics - Phenomenology · Physics 2008-11-26 S. Dittmaier , P. Uwer , S. Weinzierl

We present details of a calculation of the cross section for hadronic top-antitop production in next-to-leading order (NLO) QCD, including the decays of the top and antitop into bottom quarks and leptons. This calculation is based on matrix…

High Energy Physics - Phenomenology · Physics 2012-11-07 Ansgar Denner , Stefan Dittmaier , Stefan Kallweit , Stefano Pozzorini

In this talk we discuss top-quark pair production in association with an additional jet. We present numerical results based on a next-to-leading order QCD calculation.

High Energy Physics - Phenomenology · Physics 2009-05-15 S. Dittmaier , P. Uwer , S. Weinzierl

The production of a single top quark in association with a $\mathrm{Z}$ boson ($\mathrm{t}\mathrm{Z}\mathrm{j}$ production) at the LHC is a relevant probe of the electroweak sector of the Standard Model as well as a window to possible…

High Energy Physics - Phenomenology · Physics 2022-11-15 Ansgar Denner , Giovanni Pelliccioli , Christopher Schwan

A report on the recent next-to-leading order QCD calculations to t anti-t b anti-b and t anti-t + 2j processes at the CERN Large Hardon Collider is presented. Results for integrated and differential cross sections are given. A significant…

High Energy Physics - Phenomenology · Physics 2011-01-14 Malgorzata Worek

In these proceedings, next-to-leading-order (NLO) QCD and electroweak (EW) corrections to ${\rm p}{\rm p} \to {\rm e}^+ \nu_{\rm e} \mu^- \bar \nu_\mu {\rm b} \bar{\rm b} {\rm H}$ at the LHC are presented. In these computations the top…

High Energy Physics - Phenomenology · Physics 2020-01-22 Ansgar Denner , Jean-Nicolas Lang , Mathieu Pellen , Sandro Uccirati

The production of top-quark pairs that subsequently decay hadronically and leptonically (lepton+jets channel) is one of the key processes for the study of top-quark properties at the LHC. In this article, NLO QCD corrections of order…

High Energy Physics - Phenomenology · Physics 2018-03-14 Ansgar Denner , Mathieu Pellen

We report on the calculation of the NLO QCD corrections to top quark pair production in association with two hard jets at the LHC. We take into account higher-order effects in both the production and decays of the top-quark pair. The latter…

High Energy Physics - Phenomenology · Physics 2023-06-21 Giuseppe Bevilacqua , Michele Lupattelli , Daniel Stremmer , Malgorzata Worek

We present a next-to-leading-order QCD calculation for e+\nu e\mu+\nu\mu jj production in vector-boson fusion, i.e. the scattering of two positively charged W bosons at the LHC. We include the complete set of electroweak leading-order…

High Energy Physics - Phenomenology · Physics 2013-05-30 Ansgar Denner , Lucia Hosekova , Stefan Kallweit

The next-to-leading-order electroweak corrections to $pp\to l^+l^-/\bar\nu\nu+\gamma+X$ production, including all off-shell effects of intermediate Z bosons in the complex-mass scheme, are calculated for LHC energies, revealing the…

High Energy Physics - Phenomenology · Physics 2016-03-23 Ansgar Denner , Stefan Dittmaier , Markus Hecht , Christian Pasold

We discuss top-quark pair production at hadron colliders and review available calculations of differential top-pair production cross section in perturbative QCD at approximate next-to-next-to-leading order (NNLO) within the threshold…

High Energy Physics - Phenomenology · Physics 2013-08-08 Marco Guzzi , Katerina Lipka , Sven-Olaf Moch

In view of the persisting tension between theoretical predictions and the LHC data for the $pp \to t\bar{t}W^\pm$ production process, we present the state-of-the-art full off-shell NLO QCD result for $pp \to t\bar{t}W^+\, j+X$. We…

High Energy Physics - Phenomenology · Physics 2023-09-08 Huan-Yu Bi , Manfred Kraus , Minos Reinartz , Malgorzata Worek

We present a complete next-to-leading order study of top-squark pair production at the LHC, including QCD and EW corrections. The calculation is performed within the Minimal Supersymmetric Standard Model and numerical results are presented…

High Energy Physics - Phenomenology · Physics 2015-06-19 Jan Germer , Wolfgang Hollik , Jonas M. Lindert , Edoardo Mirabella
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