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Related papers: Three-jet production in electron-positron collisio…

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We analyze three jet production in the central-forward and forward rapidity regions in proton-proton and proton-lead collisions at LHC energies. Our calculation relies on high-energy factorization with a single off-shell gluon obeying small…

High Energy Physics - Phenomenology · Physics 2014-07-11 Andreas van Hameren , Piotr Kotko , Krzysztof Kutak

We present the first complete calculation of Z-boson production in association with a jet in hadronic collisions through next-to-next-to-leading order in perturbative QCD. Our computation uses the recently-proposed N-jettiness subtraction…

High Energy Physics - Phenomenology · Physics 2016-06-03 Radja Boughezal , John M. Campbell , R. Keith Ellis , Christfried Focke , Walter T. Giele , Xiaohui Liu , Frank Petriello

We present a method to calculate the soft function in Soft-Collinear Effective Theory to NLO for N-jet events, defined with respect to arbitrarily complicated observables and algorithms, using a subtraction-based method. We show that at one…

High Energy Physics - Phenomenology · Physics 2011-02-25 Christian W. Bauer , Nicholas Daniel Dunn , Andrew Hornig

Based on the NRQCD factorization formalism, we calculate the next-to-next-to-leading order QCD corrections to the heavy quarkonium $\eta_c (\eta_b)$ production associated with a photon at electron-positron colliders. By matching the…

High Energy Physics - Phenomenology · Physics 2018-02-14 Long-Bin Chen , Yi Liang , Cong-Feng Qiao

We consider the production of a Z boson decaying to leptons in association with a bottom-quark pair in hadronic collisions. For the first time, we compute predictions at next-to-next-to-leading order (NNLO) in QCD, and we combine them with…

High Energy Physics - Phenomenology · Physics 2024-06-21 Javier Mazzitelli , Vasily Sotnikov , Marius Wiesemann

We report on the general purpose numerical program MERCUTIO, which can be used to calculate any infrared safe four-jet quantity in electron-positron annihilation at next-to-leading order. The program is based on the dipole formalism and…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stefan Weinzierl , David A. Kosower

We present the calculation for single-inclusive jet production in (longitudinally) polarized deep-inelastic lepton-nucleon scattering at next-to-next-to leading order (NNLO) accuracy, based on the Projection-to-Born method. As a necessary…

High Energy Physics - Phenomenology · Physics 2021-01-13 Ignacio Borsa , Daniel de Florian , Iván Pedron

We present the first complete NLO prediction with full jet algorithm implementation for the single inclusive jet production in $pA$ collisions within the CGC effective theory. Our prediction is fully differential over the final state…

High Energy Physics - Phenomenology · Physics 2022-12-06 Hao-yu Liu , Kexin Xie , Zhongbo Kang , Xiaohui Liu

Modern collider phenomenology requires unprecedented precision for the theoretical predictions, for which slicing techniques provide an essential tool at next-to-next-to-leading order (NNLO) in the strong coupling. The most popular slicing…

High Energy Physics - Phenomenology · Physics 2025-10-23 Rong-Jun Fu , Rudi Rahn , Ding Yu Shao , Wouter J. Waalewijn , Bin Wu

In this talk we report on first results from the NLO computation of Z production in association with five jets in hadron-hadron collisions. The results are obtained with the help of the numerical method, where apart from the phase space…

High Energy Physics - Phenomenology · Physics 2014-07-02 Daniel Goetz , Christian Reuschle , Christopher Schwan , Stefan Weinzierl

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

We present the implementation of next-to-next-to-leading order (NNLO) QCD fully-differential corrections within the GENEVA framework, for both colour-singlet and colour-singlet+jet processes at hadron colliders, by employing a nonlocal…

High Energy Physics - Phenomenology · Physics 2025-04-16 Simone Alioli , Georgios Billis , Alessandro Broggio , Giovanni Stagnitto

We present the analytic total cross section of top quark pair production in electron-positron annihilation at next-to-next-to-leading order (NNLO) in Quantum Chromodynamics (QCD). By utilizing the optical theorem, the NNLO corrections are…

High Energy Physics - Phenomenology · Physics 2024-09-10 Long-Bin Chen , Jian Wang , Yefan Wang

In this work, we provide a comprehensive set of differential cross-section distributions for photon + di-jet production in proton-proton collisions with next-to-next-to-leading order precision in massless QCD. The event selection…

High Energy Physics - Phenomenology · Physics 2023-11-10 Simon Badger , Michal Czakon , Heribertus Bayu Hartanto , Ryan Moodie , Tiziano Peraro , Rene Poncelet , Simone Zoia

We study the photoproduction of large-p_T charged hadrons in e p collisions, both for the inclusive case and for the case where a jet in the final state is also measured. Our results are obtained by a NLO generator of partonic events. We…

High Energy Physics - Phenomenology · Physics 2008-11-26 M. Fontannaz , J. Ph. Guillet , G. Heinrich

We present the first calculation of inclusive jet photoproduction with next-to-next-to-leading order (NNLO) contributions, obtained from a unified threshold resummation formalism. The leading coefficients for direct photoproduction are…

High Energy Physics - Phenomenology · Physics 2013-10-08 M. Klasen , G. Kramer , M. Michael

Calculations for processes involving a high multiplicity of coloured particles often employ a leading colour approximation, where only the leading terms in the expansion of the number of colours $N_c$ and the number of flavours $n_f$ are…

High Energy Physics - Phenomenology · Physics 2022-09-21 X. Chen , T. Gehrmann , E. W. N. Glover , A. Huss , J. Mo

We finish the definition of a subtraction scheme for computing NNLO corrections to QCD jet cross sections. In particular, we perform the integration of the soft-type contributions to the doubly unresolved counterterms via the method of…

High Energy Physics - Phenomenology · Physics 2013-04-12 Gabor Somogyi

We present a subtraction method utilizing the N-jettiness observable, Tau_N, to perform QCD calculations for arbitrary processes at next-to-next-to-leading order (NNLO). Our method employs soft-collinear effective theory (SCET) to determine…

High Energy Physics - Phenomenology · Physics 2015-09-29 Jonathan Gaunt , Maximilian Stahlhofen , Frank J. Tackmann , Jonathan R. Walsh

We study a large-$p_T$ three-photon production in proton-proton collisions at the LHC. We use the leading order (LO) approximation of the parton Reggeization approach consistently merged with the next-to-leading order corrections originated…

High Energy Physics - Phenomenology · Physics 2024-02-20 Anton Karpishkov , Vladimir Saleev
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