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Related papers: First results on e^+e^- -> 3 jets at NNLO

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In this article we calculate the next-to-leading order (NLO) QCD corrections for single on-shell top-quark production in association with two jets at proton-proton colliders. The tW channel is assumed to be measured independently. The QCD…

High Energy Physics - Phenomenology · Physics 2020-01-29 Stefan Mölbitz , Le Duc Ninh , Peter Uwer

Current phenomenological studies of jet observables at colliders are clearly limited by the theoretical uncertainties inherent in the next-to-leading order QCD description. We discuss the recent progress made towards the calculation of QCD…

High Energy Physics - Phenomenology · Physics 2009-11-07 T. Gehrmann

We present the first application of antenna subtraction at next-to-next-to-next-to-leading order (N$^3$LO) in QCD by computing fully differential predictions for two-jet production at electron-positron colliders. We illustrate the structure…

High Energy Physics - Phenomenology · Physics 2025-09-03 Xuan Chen , Petr Jakubčík , Matteo Marcoli , Giovanni Stagnitto

We present a detailed description of our calculation of next-to-leading order QCD corrections to heavy quark production in e^+ e^- collisions including mass effects. In particular, we study the observables $R_3^{b\ql}$ and $D_2^{b\ql}$ in…

High Energy Physics - Phenomenology · Physics 2009-10-31 German Rodrigo , Mikhail Bilenky , Arcadi Santamaria

We study the production of jets in hadronic collisions, by computing all contributions proportional to $\alpha_S^n\alpha^m$, with $n+m=2$ and $n+m=3$. These correspond to leading and next-to-leading order results, respectively, for…

High Energy Physics - Phenomenology · Physics 2017-05-24 Rikkert Frederix , Stefano Frixione , Valentin Hirschi , Davide Pagani , Hua-Sheng Shao , Marco Zaro

We introduce a subtraction method for jet cross sections at next-to-next-to-leading order (NNLO) accuracy in the strong coupling and use it to compute event shapes in three-jet production in electron-positron collisions. We validate our…

High Energy Physics - Phenomenology · Physics 2016-10-12 Vittorio Del Duca , Claude Duhr , Adam Kardos , Gábor Somogyi , Zoltán Trócsányi

We present the CoLoRFulNNLO method to compute higher order radiative corrections to jet cross sections in perturbative QCD. We apply our method to the computation of event shape observables in electron-positron collisions at NNLO accuracy…

High Energy Physics - Phenomenology · Physics 2016-10-19 Vittorio Del Duca , Claude Duhr , Adam Kardos , Gábor Somogyi , Zoltán Szőr , Zoltán Trócsányi , Zoltán Tulipánt

In this talk we present the calculation of next-to-next-to-leading order (NNLO) QCD corrections to dijet production and related observables at hadron colliders in the purely gluonic channel. Results for this channel are obtained keeping all…

High Energy Physics - Phenomenology · Physics 2013-12-20 James Currie , Aude Gehrmann-De Ridder , Thomas Gehrmann , E. W. N. Glover , Joao Pires

The next-to-next-to-leading order (NNLO) QCD corrections to top quark threshold pair production in gamma-gamma collisions are computed. The NNLO effects turn out to be significant. Threshold cross sections in gamma-gamma and e+e- collisions…

High Energy Physics - Phenomenology · Physics 2014-11-17 Andrzej Czarnecki , Kirill Melnikov

We present results of a next-to-leading order calculation of three jet production at hadron colliders. This calculation will have many applications. In addition to computing such three-jet observables as spectra, mass distributions, this…

High Energy Physics - Phenomenology · Physics 2007-05-23 William B. Kilgore , Walter T. Giele

We give a brief overview of our calculation of the next-to-next-to-leading order (NNLO) QCD corrections to Z+jet production in hadronic collisions. Phenomenological results are presented which comprise various differential distributions for…

High Energy Physics - Phenomenology · Physics 2016-07-07 A. Gehrmann-De Ridder , T. Gehrmann , E. W. N. Glover , A. Huss , T. A. Morgan

I review progress related to the calculation of QCD jet cross sections at the NLO accuracy. After a short introduction into the theory of NLO calculations, I discuss two recent developments: the calculation of two- and three-jet…

High Energy Physics - Phenomenology · Physics 2013-05-29 Zoltan Trocsanyi

The implementation of the full next-to-leading order (NLO) QCD corrections to electroweak Higgs boson plus three jet production at hadron colliders such as the LHC within the Matchbox NLO framework of the Herwig++ event generator is…

High Energy Physics - Phenomenology · Physics 2013-11-22 Francisco Campanario , Terrance M. Figy , Simon Plätzer , Malin Sjödahl

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 present theoretical predictions for five jet production in proton-proton collisions at next-to-leading order accuracy in QCD. Inclusive as well as differential observables are studied for collision energies of 7 and 8 TeV. In general the…

High Energy Physics - Phenomenology · Physics 2014-02-26 Simon Badger , Benedikt Biedermann , Peter Uwer , Valery Yundin

We present results for matched distributions of a range of dijet event shapes at hadron colliders, combining next-to-leading logarithmic (NLL) accuracy in the resummation exponent, next-to-next-to leading logarithmic (NNLL) accuracy in its…

High Energy Physics - Phenomenology · Physics 2014-11-20 Andrea Banfi , Gavin P. Salam , Giulia Zanderighi

The production of two-jet final states in deep inelastic scattering is an important QCD precision observable. We compute it for the first time to next-to-next-to-leading order (NNLO) in perturbative QCD. Our calculation is fully…

High Energy Physics - Phenomenology · Physics 2016-07-27 James Currie , Thomas Gehrmann , Jan Niehues

We discuss the CoLoRFulNNLO method for computing higher order radiative corrections to jet cross sections in perturbative QCD. We apply our method to the calculation of event shapes and jet rates in three-jet production in electron-positron…

High Energy Physics - Phenomenology · Physics 2017-08-02 Gábor Somogyi , Adam Kardos , Zoltán Szőr , Zoltán Trócsányi

We consider dijet production in $e^+e^-$ collisions and in $H\to b{\bar b}$ decays at next-to-next-to-leading order (NNLO) in perturbative QCD. A new non-local subtraction scheme is applied, for the first time, to obtain the fully…

High Energy Physics - Phenomenology · Physics 2025-12-04 Luca Buonocore , Massimiliano Grazzini , Flavio Guadagni , Jürg Haag , Stefan Kallweit , Luca Rottoli

In this paper we calculate the next-to-leading order (NLO) QCD $[{\cal O}(\alpha_s \alpha^3)]$ and electroweak (EW) $[{\cal O}(\alpha^4)]$ corrections to the $WWW$ production at the LHC and deal with the subsequent leptonic decays from $W$…

High Energy Physics - Phenomenology · Physics 2017-07-13 Shen Yong-Bai , Zhang Ren-You , Ma Wen-Gan , Li Xiao-Zhou , Guo Lei