English
Related papers

Related papers: Automation of electroweak corrections for LHC proc…

200 papers

Constraining the Higgs boson self-interaction is one of the main goals for the high luminosity phase of the LHC. A promising channel to this aim is the simultaneous production of two Higgs bosons from gluon fusion. For the interpretation of…

High Energy Physics - Phenomenology · Physics 2025-11-20 Marco Bonetti , Gudrun Heinrich , Stephen Jones , Matthias Kerner , Philipp Rendler , Thomas Stone , Augustin Vestner

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

WZ production is an important process at the LHC because it probes the non-Abelian structureof electroweak interactions and it is a background process for many new physics searches. In the quest for new physics, polarization observables of…

High Energy Physics - Phenomenology · Physics 2018-11-30 Julien Baglio , Le Duc Ninh

In this work we present a new approach for the combination of electroweak (EW) corrections at high energies, the so-called EW Sudakov logarithms (EWSL), and next-to-leading-order QCD predictions matched to parton-shower simulations…

High Energy Physics - Phenomenology · Physics 2024-05-24 Davide Pagani , Timea Vitos , Marco Zaro

An adequate description of the neutral-current Drell-Yan process at the Tevatron and the LHC, in particular, requires the inclusion of electroweak radiative corrections. We extend earlier work in this direction in various ways. First, we…

High Energy Physics - Phenomenology · Physics 2014-11-20 Stefan Dittmaier , Max Huber

Recent higher-order results for the prediction of the W-boson mass, M_W, within the Standard Model are reviewed and an estimate of the remaining theoretical uncertainties of the electroweak precision observables is given. An updated version…

High Energy Physics - Phenomenology · Physics 2009-11-07 Ayres Freitas , Sven Heinemeyer , Georg Weiglein

We present the calculation of the NLO QCD corrections to the electroweak production of top-antitop pairs at the CERN LHC in the presence of a new neutral gauge boson. The corrections are implemented in the parton shower Monte Carlo program…

High Energy Physics - Phenomenology · Physics 2016-03-23 R. Bonciani , T. Jezo , M. Klasen , F. Lyonnet , I. Schienbein

In this talk I present the total cross sections, accurate at the NLO in QCD, for rare Standard-Model hadroproduction processes involving multi-Higgs-boson, multi-electroweak-boson and multi-top-quark final states. The comparison between…

High Energy Physics - Phenomenology · Physics 2014-07-08 Paolo Torrielli

The processes of the single W-production in hadron-hadron collisions are suggested for investigation of the nucleon spin. An approach is proposed for the determination of quark spin densities at low x. The lowest order electroweak radiative…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. A. Zykunov

We compute mixed QCD-electroweak corrections to the fully-differential production of an on-shell $W$ boson. Decays of $W$ bosons to lepton pairs are included in the leading order approximation. The required two-loop virtual corrections are…

High Energy Physics - Phenomenology · Physics 2021-02-03 Arnd Behring , Federico Buccioni , Fabrizio Caola , Maximillian Delto , Matthieu Jaquier , Kirill Melnikov , Raoul Röntsch

The current status of electroweak precision tests after the discovery of the Higgs boson is reviewed, both from a phenomenological and from a theoretical point of view. Predictions for all Z-pole quantities are now available at the complete…

High Energy Physics - Phenomenology · Physics 2014-09-10 A. Freitas

We present the full NLO QCD corrections to the production of a W^+W^- pair in association with two jets in hadronic collisions, which is an important background to New Physics and Higgs boson searches. We include leptonic decays of the…

High Energy Physics - Phenomenology · Physics 2015-06-04 N. Greiner , G. Heinrich , P. Mastrolia , G. Ossola , T. Reiter , F. Tramontano

Using soft-collinear effective theory, the leading-log radiative electroweak corrections are written in a closed and analytical form for the hadronic cross section of Higgs production through vector boson fusion, qq->qqH, one of the most…

High Energy Physics - Phenomenology · Physics 2013-07-30 Fabio Siringo

We present numerical results for the production of a $W^+W^-$ pair in association with a jet at the LHC in QCD at next-to-leading order (NLO). We include effects of the decay of the massive vector bosons into leptons with spin correlations…

High Energy Physics - Phenomenology · Physics 2009-04-17 John M. Campbell , R. Keith Ellis , G. Zanderighi

We study the production of W bosons at large transverse momentum in pp collisions at the Large Hadron Collider (LHC). We calculate the complete next-to-leading order (NLO) corrections to the differential cross section. We find that the NLO…

High Energy Physics - Phenomenology · Physics 2008-11-26 Richard J. Gonsalves , Nikolaos Kidonakis , Agustin Sabio Vera

We compute the next-to-leading order QCD corrections to WZ+jet production at the Tevatron and the LHC, including decays of the electroweak bosons to light leptons with all off-shell effects taken into account. The corrections are sizable…

High Energy Physics - Phenomenology · Physics 2014-11-21 F. Campanario , C. Englert , S. Kallweit , M. Spannowsky , D. Zeppenfeld

We calculate the next-to-leading order electroweak corrections for Higgs-boson production in gluon fusion and the Higgs-boson decay into two photons or gluons in the real Higgs-singlet extension of the Standard model (HSESM). For the light…

High Energy Physics - Phenomenology · Physics 2023-12-15 Christian Sturm , Benjamin Summ , Sandro Uccirati

Precise and accurate Standard Model predictions are needed for polarised weak bosons in LHC processes, in order to perform template fits of data and to enhance the sensitivity to possible new-physics effects. We have proposed a general…

High Energy Physics - Phenomenology · Physics 2023-05-09 Giovanni Pelliccioli

We report on a recent calculation of the complete NLO QCD and electroweak corrections to the process $pp\to\mu^+\nu_\mu e^+\nu_ejj$, i.e. like-sign charged vector-boson scattering. The computation is based on the complete amplitudes…

High Energy Physics - Phenomenology · Physics 2017-11-09 Benedikt Biedermann , Ansgar Denner , Mathieu Pellen

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