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The $O(\alpha_{ew}m_{t(b)}^{2}/m_{W}^{2})$ and $O(\alpha_{ew} m_{t(b)}^4/m_W^4)$ supersymmetric electroweak corrections to the cross section for $W^{\pm}H^{\mp}$ associated production at the LHC are calculated in the minimal supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-10-31 Ya Sheng Yang , Chong Sheng Li , Li Gang Jin , Shou Hua Zhu

We report on our recent work on electroweak corrections to $t\bar{t}$ production at hadron colliders. Specifically, we discuss the weak-interaction contributions to the top quark transverse momentum and $t \bar{t}$ invariant mass…

High Energy Physics - Phenomenology · Physics 2010-11-11 Werner Bernreuther , Michael Fucker , Zong-Guo Si

Theoretical predictions used in experimental analysis of LHC data have an inherent theoretical uncertainty associated to the relevant order in the perturbative expansion that the observable is computed. In this talk we briefly introduce and…

High Energy Physics - Phenomenology · Physics 2015-06-23 Joao Pires

We study one loop electroweak corrections to the production of a pair of charged Higgs bosons through an intermediate $Z$-boson or photon. In particular, we consider the effects of graphs with top and bottom quarks and squarks in the loop…

High Energy Physics - Phenomenology · Physics 2016-09-01 Marco A. Diaz , Tonnis A. ter Veldhuis

We present cross section predictions for squark and gluino production at the LHC, in association with up to two additional hard jets. These cross sections can be very large in comparison to the inclusive Born rates. Because hadron collider…

High Energy Physics - Phenomenology · Physics 2008-11-26 T. Plehn , D. Rainwater , P. Skands

We present an implementation of the full electroweak $H+2~\text{jets}$ production process at hadron colliders in the framework of the $\tt{POWHEG~BOX}$, a public tool for the matching of fixed-order perturbative calculations with parton…

High Energy Physics - Phenomenology · Physics 2022-11-04 Barbara Jäger , Johannes Scheller

Weak gauge boson pair production is an important process at the LHC because it probes the non-Abelian structure of electroweak interactions and it is a background process for many new physics searches, and with enough statistics we can…

High Energy Physics - Phenomenology · Physics 2017-08-31 Le Duc Ninh

We present updated inclusive cross sections for electroweak Higgs boson pair production for energies of relevance to the LHC and High-Luminosity phase of the LHC. The cross sections are presented at N$^3$LO QCD+NLO EW for vector-boson…

High Energy Physics - Phenomenology · Physics 2026-03-04 Ramona Gröber , Alexander Karlberg , Mathieu Pellen , Gioia Sacchi , Michael Spira

We derive the high energy asymptotic of one- and two-loop corrections in the next-to-next-to-leading logarithmic approximation to the differential cross section of $W$-pair production at the LHC. For large invariant mass of the W-pair the…

High Energy Physics - Phenomenology · Physics 2015-03-17 J. H. Kuhn , F. Metzler , A. A. Penin , S. Uccirati

We analyse scalar leptoquark pair production at the LHC with predictions including $t$-channel lepton exchange contributions up to next-to-leading order (NLO) in QCD. In particular, we calculate NLO-QCD predictions for off-diagonal…

High Energy Physics - Phenomenology · Physics 2022-11-23 Christoph Borschensky , Benjamin Fuks , Adil Jueid , Anna Kulesza

We study the process of the association production of chargino and neutralino including the NLO QCD and the complete one-loop electroweak corrections in the framework of the minimal supersymmetric standard model(MSSM) at the Fermilab…

High Energy Physics - Phenomenology · Physics 2011-07-19 Sun Hao , Han Liang , Ma Wen-Gan , Zhang Ren-You , Jiang Yi , Guo Lei

We consider the production of heavy ($b,t$) quark pairs at proton colliders in the theoretical framework of the MSSM. Under the assumption of a "moderately" light SUSY scenario, we first compute the leading logarithmic MSSM contributions at…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Beccaria , F. M. Renard , C. Verzegnassi

Simultaneously with the turning-on of the Large Hadron Collider (LHC) the data taking for jet production rates will start. The study of these production rates is an important test of the Standard Model in the new energy regime accessible at…

High Energy Physics - Phenomenology · Physics 2009-10-02 Andreas Scharf

We have calculated the $O(\alpha_{ew} M_t^2/M_W^2)$ supersymmetric electroweak corrections to single top quark production via $q\bar q' \to t\bar b$ at the Fermilab Tevatron in the minimal supersymmetric model. The supersymmetric…

High Energy Physics - Phenomenology · Physics 2009-10-30 Chong Sheng Li , Robert J. Oakes , Jin Min Yang

We calculate supersymmetric QCD corrections (squark/gluino loops) to quark pair production in e+ e- annihilation, allowing for mixing between left- and right-handed squarks and taking into account the effects of nonzero quark masses.…

High Energy Physics - Phenomenology · Physics 2009-10-22 A. Djouadi , M. Drees , H. König

In this contribution we present our recent computation of the NNLO QCD corrections to the production of a Higgs boson associated with a top-antitop quark pair. This process is of great importance since it allows for a direct measurement of…

High Energy Physics - Phenomenology · Physics 2023-10-10 Simone Devoto

Considering the large value of the top Yukawa coupling, we investigate the leading one-loop Yukawa electroweak corrections that can be induced by the top quark in a process such as Higgs production in association with a tagged bottom…

High Energy Physics - Phenomenology · Physics 2008-11-26 Fawzi Boudjema , Le Duc Ninh

We review the theoretical status of squark and gluino hadroproduction and provide numerical predictions for all squark and gluino pair-production processes at the Tevatron and at the LHC, with a particular emphasis on proton-proton…

High Energy Physics - Phenomenology · Physics 2015-05-28 W. Beenakker , S. Brensing , M. Krämer , A. Kulesza , E. Laenen , L. Motyka , I. Niessen

We study the effects of O(alpha_s) supersymmetric QCD (SQCD) corrections on the total production rate and kinematic distributions of polarized and unpolarized top-pair production in pp and p anti-p collisions. At the Fermilab Tevatron p…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefan Berge , Wolfgang Hollik , Wolf M. Mosle , Doreen Wackeroth

We report on our calculation of next-to-leading-order electroweak corrections to W-boson pair production at the LHC, taking into account off-shell effects and spin correlations of the W bosons and their leptonic decays in the framework of a…

High Energy Physics - Phenomenology · Physics 2013-11-22 M. Billoni , S. Dittmaier , B. Jager , C. Speckner