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Related papers: Slepton pair production with aNNLO+NNLL precision

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We present results from a recent calculation of prompt photon-pair production in association with two jets to next-to-leading order (NLO) at the LHC. The virtual contribution is evaluated using the BlackHat library, a numerical…

High Energy Physics - Phenomenology · Physics 2013-12-03 Z. Bern , L. J. Dixon , F. Febres Cordero , S. Hoeche , H. Ita , D. A. Kosower , N. A. Lo Presti , D. Maitre

In this work, we study the production of Higgs boson pairs at next-to-next-to-leading order in QCD matched to parton showers, using the \textsc{Geneva} framework and working in the heavy-top-limit approximation. This includes the…

We report on recent calculations of the differential cross section for top-quark pair production at hadron colliders. The results are differential with respect to the top-pair invariant mass and to the partonic scattering angle. In these…

High Energy Physics - Phenomenology · Physics 2010-12-13 V. Ahrens , A. Ferroglia , M. Neubert , B. D. Pecjak , L. L. Yang

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

Triboson production processes play a crucial role in probing the electroweak sector of the Standard Model, as they involve quartic gauge-boson couplings already at the tree level. With these measurements entering the precision era at the…

High Energy Physics - Phenomenology · Physics 2025-11-26 Paolo Garbarino , Massimiliano Grazzini , Stefan Kallweit , Chiara Savoini

We provide Next-to-Leading Order (NLO) predictions for Dark Matter (DM) production in association with either a jet or a photon at hadron colliders. In particular we study the production of a pair of fermionic DM particles through a…

High Energy Physics - Phenomenology · Physics 2013-04-03 Patrick J. Fox , Ciaran Williams

We present a calculation of pseudoscalar Higgs production in association with a jet at Next-to-Next-to Leading Order (NNLO) accuracy in QCD. We work in an effective field theory in which $m_t \rightarrow \infty$ resulting in effective…

High Energy Physics - Phenomenology · Physics 2024-05-06 Youngjin Kim , Ciaran Williams

We present updated predictions for the total production cross section of top-quark pairs at the Tevatron and at the LHC, and, at the LHC, of heavy-quark pairs with mass in the range 0.5-2 TeV. For t\bar{t} production at the LHC we also…

High Energy Physics - Phenomenology · Physics 2009-05-08 Matteo Cacciari , Stefano Frixione , Michelangelo L. Mangano , Paolo Nason , Giovanni Ridolfi

In this paper, we present the next-to-leading order predictions for diphoton production in the ADD model, matched to the HERWIG parton shower using the MC@NLO formalism. A selection of the results is presented for d=2-6 extra dimensions,…

High Energy Physics - Phenomenology · Physics 2015-06-11 R. Frederix , Manoj K. Mandal , Prakash Mathews , V. Ravindran , Satyajit Seth , P. Torrielli , M. Zaro

I present a calculation of next-to-next-to-next-to-leading-order (NNNLO) soft-gluon corrections for differential distributions in top-antitop pair production in hadronic collisions. Approximate NNNLO (aNNNLO) results are obtained from…

High Energy Physics - Phenomenology · Physics 2015-03-05 Nikolaos Kidonakis

We consider the production of four charged leptons in hadron collisions and compute the next-to-leading order (NLO) QCD corrections to the loop-induced gluon fusion contribution by consistently accounting for the Higgs boson signal, its…

High Energy Physics - Phenomenology · Physics 2021-06-30 Massimiliano Grazzini , Stefan Kallweit , Marius Wiesemann , Jeong Yeon Yook

This paper describes the MC@NLO method for matching next-to-leading order (NLO) perturbative QCD with the parton shower and hadronization model of the Monte Carlo (MC) event generator tt Herwig++, for e+e- annihilation and Drell-Yan lepton…

High Energy Physics - Phenomenology · Physics 2011-03-23 Oluseyi Latunde-Dada

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 present the production cross section for a lepton-neutrino pair at the Large Hadron Collider computed at next-to-next-to-next-to leading order (N3LO) in QCD perturbation theory. We compute the partonic coefficient functions of a virtual…

High Energy Physics - Phenomenology · Physics 2020-12-30 Claude Duhr , Falko Dulat , Bernhard Mistlberger

We present a new set of parton distributions obtained at NNLO. These differ from the previous sets available at NNLO due to improvements in the theoretical treatment. In particular we include a full treatment of heavy flavours in the region…

High Energy Physics - Phenomenology · Physics 2008-11-26 A. D. Martin , W. J. Stirling , R. S. Thorne , G. Watt

We present theoretical predictions for the production of top-quark pairs with up to three jets at the next-to leading order in perturbative QCD. The relevant calculations are performed with Sherpa and OpenLoops. To address the issue of…

High Energy Physics - Phenomenology · Physics 2017-04-05 Stefan Höche , Philipp Maierhoefer , Niccolo Moretti , Stefano Pozzorini , Frank Siegert

We perform a study of lepton-pair production in association with bottom quarks at the LHC based on the predictions obtained at next-to-leading order in QCD, both at fixed order and matched with a QCD parton shower. We consider a…

High Energy Physics - Phenomenology · Physics 2018-08-15 Emanuele Bagnaschi , Fabio Maltoni , Alessandro Vicini , Marco Zaro

We report on updated precision predictions for total cross sections of coloured supersymmetric particle production at the LHC with a centre-of-mass energy of $\sqrt S$ = 13.6 TeV, computed with the modern PDF4LHC21 set. The cross sections…

High Energy Physics - Phenomenology · Physics 2024-11-14 Wim Beenakker , Christoph Borschensky , Michael Krämer , Anna Kulesza , Eric Laenen , Judita Mamužić , Laura Moreno Valero

We report a next-to-leading order (NLO) calculation of the production of gaugino-like charginos ($\chargino$) and neutralinos ($\neutralino$) in association with gluinos ($\gluino$) at hadron colliders, including the strong corrections from…

High Energy Physics - Phenomenology · Physics 2008-11-26 Edmond L. Berger , Michael Klasen , Tim Tait

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
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