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We present the first results for the ${\cal O}(\alpha\alpha_s)$ corrections to the total partonic cross section of the process $q\bar q\to Z+X$, with the complete set of contributions, that include photonic and massive weak gauge boson…

High Energy Physics - Phenomenology · Physics 2020-03-04 Roberto Bonciani , Federico Buccioni , Narayan Rana , Ilario Triscari , Alessandro Vicini

We present a calculation of the NLO QCD corrections for the production of three vector bosons at the LHC, namely Z Z Z, W+ W- Z, W+ Z Z, and W+ W- W+ production. The virtual corrections are computed using the recently proposed method of…

High Energy Physics - Phenomenology · Physics 2009-01-21 T. Binoth , G. Ossola , C. G. Papadopoulos , R. Pittau

NLO-QCD corrections to vector boson pair production via weak boson fusion have recently been calculated and implemented into flexible parton-level Monte-Carlo programs. These allow for the computation of cross sections and kinematical…

High Energy Physics - Phenomenology · Physics 2008-11-26 B. Jager , C. Oleari , D. Zeppenfeld

NLO QCD corrections to H, W and Z production via vector boson fusion have recently been calculated in the form of flexible parton level Monte Carlo programs. This allows for the calculation of distributions and cross sections with cuts at…

High Energy Physics - Phenomenology · Physics 2009-11-10 T. Figy , C. Oleari , D. Zeppenfeld

We compute the mixed QCD$\otimes$QED corrections to the production of on-shell $Z$ bosons at the LHC at a fully-exclusive level. We also include the factorised NLO QCD correction to $Z$ boson production and NLO QED correction to $Z$ boson…

High Energy Physics - Phenomenology · Physics 2020-01-29 Maximilian Delto , Matthieu Jaquier , Kirill Melnikov , Raoul Röntsch

We present the first analytical results for the ${\cal O}(\alpha\alpha_s)$ corrections to the total cross section for the inclusive production of an on-shell $Z$ boson at hadron colliders. We include the complete set of contributions, with…

High Energy Physics - Phenomenology · Physics 2020-07-14 Roberto Bonciani , Federico Buccioni , Narayan Rana , Alessandro Vicini

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

We present the first complete calculation of mixed QCD-electroweak corrections to the production of on-shell $Z$ bosons in hadron collisions and their decays to massless charged leptons. Our computation is fully differential with respect to…

High Energy Physics - Phenomenology · Physics 2020-12-02 Federico Buccioni , Fabrizio Caola , Maximilian Delto , Matthieu Jaquier , Kirill Melnikov , Raoul Röntsch

We report on recently computed mixed QCD-electroweak corrections to on-shell $W$ and $Z$ boson production. We use these differential predictions to estimate their impact on the $W$ boson mass determination at the LHC.

High Energy Physics - Phenomenology · Physics 2021-11-30 Arnd Behring

We compute the O(alpha_s) QCD corrections to charged triple vector boson production at a hadron collider, i.e. the processes pp -> ZZW + X and pp -> WWW + X. Intermediate Higgs boson exchange effects, spin correlations from leptonic vector…

High Energy Physics - Phenomenology · Physics 2009-02-23 F. Campanario , V. Hankele , C. Oleari , S. Prestel , D. Zeppenfeld

Measuring the polarization of electroweak bosons at the LHC allows for important tests of the electroweak-symmetry-breaking mechanism that is realized in nature. Therefore, precise Standard Model predictions are needed for the production of…

High Energy Physics - Phenomenology · Physics 2021-11-03 Ansgar Denner , Giovanni Pelliccioli

We present results of a computation of NLO QCD corrections to the production of an off-shell top--antitop pair in association with an off-shell $\text{W}^+$ boson in proton--proton collisions. As the calculation is based on the full matrix…

High Energy Physics - Phenomenology · Physics 2021-05-21 Ansgar Denner , Giovanni Pelliccioli

NLO QCD corrections to Vector Boson Pair Production via Vector Boson Fusion have recently been calculated and implemented in a parton-level Monte-Carlo program with full experimental cuts. We briefly sketch the elements of the calculation…

High Energy Physics - Phenomenology · Physics 2008-11-26 Giuseppe Bozzi , Barbara Jäger , Carlo Oleari , Dieter Zeppenfeld

We present the matching of NLO QCD and NLO EW corrections to parton showers for vector-boson pair production at the LHC. We consider leptonic final states, including resonant and non-resonant diagrams, spin correlations and off-shell…

High Energy Physics - Phenomenology · Physics 2020-09-24 Mauro Chiesa , Carlo Oleari , Emanuele Re

The high luminosity that will be accumulated at the LHC will enable precise differential measurements of the hadronic production of a top--antitop-quark pair in association with a $\text{W}$ boson. Therefore, an accurate description of this…

High Energy Physics - Phenomenology · Physics 2021-05-21 Ansgar Denner , Giovanni Pelliccioli

Vector-boson pair production ranks among the most important Standard-Model benchmark processes at the LHC, not only in view of on-going Higgs analyses. These processes may also help to gain a deeper understanding of the electroweak…

High Energy Physics - Phenomenology · Physics 2015-06-11 Anastasiya Bierweiler , Tobias Kasprzik , Johann H. Kühn , Sandro Uccirati

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 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

We compute the real-radiation corrections to Higgs boson pair production at next-to-next-to-leading order in QCD, in an expansion for large top quark mass. We concentrate on the radiative corrections to the interference contribution from…

High Energy Physics - Phenomenology · Physics 2019-06-26 Joshua Davies , Florian Herren , Go Mishima , Matthias Steinhauser

We calculate the electroweak and QCD corrections to W-W+ -> tt and ZZ -> tt. We also consider the interplay of these corrections with the effect of anomalous interactions that affect the massive weak bosons and the top. The results at the…

High Energy Physics - Phenomenology · Physics 2008-11-26 N. Bouayed , F. Boudjema
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