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The foreseen luminosities for the next LHC runs will enable precise differential measurements of the associated production of top-antitop pairs with a W boson. Therefore, providing accurate theory predictions for this process is needed for…

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

Vector-boson pair production is of great phenomenological importance at the LHC. These processes will help to validate the Standard Model at highest energies, and they may also open the door for the discovery of new physics potentially…

High Energy Physics - Phenomenology · Physics 2012-08-17 Anastasiya Bierweiler , Tobias Kasprzik , Johann H. Kuhn

Top-quark physics plays an important role at hadron colliders such as the Tevatron collider at Fermilab or the upcoming Large Hadron Collider (LHC) at CERN. Given the planned experimental precision, detailed theoretical predictions are…

High Energy Physics - Phenomenology · Physics 2008-11-26 J. H. Kuhn , A. Scharf , P. Uwer

Higgs boson pair production in the massless quark-antiquark channel proceeds at leading order (LO) via electroweak boson loops. We calculate the next-to-leading order QCD corrections to this process. For the corresponding two-loop…

High Energy Physics - Phenomenology · Physics 2026-01-26 Marco Bonetti , Gudrun Heinrich , Philipp Rendler , William J. Torres Bobadilla

We calculate the full $\mathcal{O}(\alpha_s^2\alpha)$ corrections to the process of gluino pair production at hadron colliders in the framework of the real MSSM. We show that these contributions can be neglected at the LHC performing a scan…

High Energy Physics - Phenomenology · Physics 2009-12-08 Edoardo Mirabella

We calculate the $\mathcal{O}(\alpha)$ weak corrections to top quark pair production at the LHC and include anomalous electroweak interactions from dimension-six operators. The loop calculation and renormalization are consistently done…

High Energy Physics - Phenomenology · Physics 2020-04-06 Till Martini , Markus Schulze

In this contribution, we present new results of next-to-leading order (NLO) electroweak corrections to the doubly polarized $W^+W^-$ production cross sections at the LHC, via the full leptonic final state. This calculation has been recently…

High Energy Physics - Phenomenology · Physics 2025-05-27 Thi Nhung Dao , Duc Ninh Le

We present the complete computation of the tree-level and the next-to-leading order electroweak contributions to bottom-squark pair production at the LHC. The computation is performed within the minimal supersymmetric extension of the…

High Energy Physics - Phenomenology · Physics 2015-05-27 Jan Germer , Wolfgang Hollik , Edoardo Mirabella

The pair production of squarks is one of the main search channels for supersymmetry at the LHC. We present a fully differential calculation of the next-to-leading order (NLO) SUSY-QCD corrections to the on-shell production of a pair of…

High Energy Physics - Phenomenology · Physics 2014-02-17 Ryan Gavin , Christian Hangst , Michael Krämer , Margarete Mühlleitner , Mathieu Pellen , Eva Popenda , Michael Spira

Top-quark physics plays an important role at hadron colliders such as the Tevatron at Fermilab or the LHC at CERN. Given the planned precision at these colliders, precise theoretical predictions are required. In this paper we present the…

High Energy Physics - Phenomenology · Physics 2009-01-07 J. H. Kuhn , A. Scharf , P. Uwer

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

We present predictions for the total cross sections for pair production of squarks and gluinos at the LHC including a combined NNLL resummation of soft and Coulomb gluon effects. The NNLL corrections can be up to 25% relative to previous…

High Energy Physics - Phenomenology · Physics 2013-12-04 Martin Beneke , Pietro Falgari , Jan Piclum , Christian Schwinn , Christopher Wever

We apply the leading and sub-leading electroweak (EW) corrections to the Drell-Yan process of the neutralino pair production at proton-proton collision, in order to calculate the effects of the these corrections on the neutralino pair…

High Energy Physics - Phenomenology · Physics 2013-07-16 A. I. Ahmadov , M. Demirci

We present the next-to-leading order (NLO) electroweak (EW) corrections to the top quark pair production associated with a hard photon at the current and future hadron colliders. The dependence of the leading order (LO) and NLO EW corrected…

High Energy Physics - Phenomenology · Physics 2017-01-17 Peng-Fei Duan , Yu Zhang , Yong Wang , Mao Song , Gang Li

We consider the production of squarks and gluinos at hadronic colliders. An overview over the class of processes is given. We investigate in detail the tree-level and higher order EW contributions to the cross sections. Special care has to…

High Energy Physics - Phenomenology · Physics 2009-02-02 W. Hollik , M. Kollar , E. Mirabella , M. K. Trenkel

We consider various processes of single top production at LHC in the theoretical framework of the MSSM and examine the role of the supersymmetric electroweak one-loop corrections in a special moderately light SUSY scenario, in an initial…

High Energy Physics - Phenomenology · Physics 2008-11-26 Matteo Beccaria , Fernand M. Renard , Claudio Verzegnassi

Motivated by the increased precision expected from LHC Run 3, equally accurate theory predictions are mandatory. As supersymmetry mass limits increase, predictions can be improved by threshold resummation. We examine the effects of…

High Energy Physics - Phenomenology · Physics 2022-05-17 Juri Fiaschi , Benjamin Fuks , Michael Klasen , Alexander Neuwirth

We compute the next-to-leading order corrections of $O(\alpha_s^2\alpha^3)$ to the hadronic production of two oppositely charged leptons and two hard jets, $p p \to j j l^- l^+$, using Recola and Collier. We include electroweak and QCD…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ansgar Denner , Lars Hofer , Andreas Scharf , Sandro Uccirati

We present predictions for the total cross sections for pair production of squarks and gluinos at the LHC including a combined NNLL resummation of soft and Coulomb gluon effects. We derive all terms in the NNLO cross section that are…

High Energy Physics - Phenomenology · Physics 2016-10-27 Martin Beneke , Jan Piclum , Christian Schwinn , Christopher Wever

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