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Related papers: The MC@NLO 3.3 Event Generator

200 papers

We present a first application of a previously published method for the computation of QCD processes that is accurate at next-to-leading order, and that can be interfaced consistently to standard shower Monte Carlo programs. We have…

High Energy Physics - Phenomenology · Physics 2009-11-11 Paolo Nason , Giovanni Ridolfi

The single vector-like top partner hadroproduction in association with top quark in the five and the six-flavour schemes at the LHC is investigated. The inclusive cross section and the differential distributions are evaluated for many…

High Energy Physics - Phenomenology · Physics 2018-10-29 Mohamed Sadek Zidi

We present the implementation of electroweak Zjj and Wjj production via vector boson fusion with fully leptonic decays at NLO QCD in the POWHEG framework. These processes represent an important background to Higgs searches in vector boson…

High Energy Physics - Phenomenology · Physics 2013-04-12 Franziska Schissler , Dieter Zeppenfeld

We consider the production of a Standard-Model (SM) Higgs boson in gluon fusion in hadronic collisions and compute the QCD corrections up to next-to-next-to-leading order (NNLO) and match them to parton showers (NNLO+PS). The complete…

High Energy Physics - Phenomenology · Physics 2024-10-22 Marco Niggetiedt , Marius Wiesemann

We present a process-independent technique to consistently combine next-to-leading order parton-level calculations of varying jet multiplicity and parton showers. Double counting is avoided by means of a modified truncated shower scheme.…

High Energy Physics - Phenomenology · Physics 2015-06-05 Stefan Hoeche , Frank Krauss , Marek Schonherr , Frank Siegert

We consider the Higgsstrahlung process in hadronic collisions and present the computation of next-to-next-to-leading order predictions matched to parton showers for both production and $H\to b\bar{b}$ decay employing the MiNNLO$_{\rm PS}$…

High Energy Physics - Phenomenology · Physics 2022-07-06 Silvia Zanoli , Mauro Chiesa , Emanuele Re , Marius Wiesemann , Giulia Zanderighi

High-energy physics data analysis relies heavily on the comparison between experimental and simulated data as stressed lately by the Higgs search at LHC and the recent identification of a Higgs-like new boson. The first link in the full…

High Energy Physics - Experiment · Physics 2015-06-12 Denis Perret-Gallix

We present results for Higgs boson pair production with variations of the trilinear Higgs boson self-coupling at next-to-leading order (NLO) in QCD including the full top quark mass dependence. Differential results at 14 TeV are presented,…

High Energy Physics - Phenomenology · Physics 2019-06-25 G. Heinrich , S. P. Jones , M. Kerner , G. Luisoni , L. Scyboz

We present an extension of the MadGraph5_aMC@NLO framework that enables the automated calculation of leading-order cross sections for S-wave quarkonium and leptonium production within the non-relativistic QCD (NRQCD) and non-relativistic…

High Energy Physics - Phenomenology · Physics 2026-03-03 Alice Colpani Serri , Chris A. Flett , Jean-Philippe Lansberg , Olivier Mattelaer , Hua-Sheng Shao , Lukas Simon

A new method to construct event-generators based on next-to-leading order QCD matrix-elements and leading-logarithmic parton showers is proposed. Matrix elements of loop diagram as well as those of a tree level can be generated using an…

High Energy Physics - Phenomenology · Physics 2010-04-05 Y. Kurihara , J. Fujimoto , T. Ishikawa , K. Kato , S. Kawabata , T. Munehisa , H. Tanaka

We implement matrix-element corrections to HERWIG parton shower simulations for Standard Model Higgs boson production at hadron colliders. We study the Higgs transverse momentum distribution and compare different versions of HERWIG and…

High Energy Physics - Phenomenology · Physics 2009-11-10 Gennaro Corcella , Stefano Moretti

We perform a detailed study of NLO parton shower matching uncertainties in Higgs boson pair production through gluon fusion at the LHC based on a generic and process independent implementation of NLO subtraction and parton shower matching…

High Energy Physics - Phenomenology · Physics 2018-04-04 Stephen Jones , Silvan Kuttimalai

We consider $Z \gamma$ production in hadronic collisions and present the first computation of next-to-next-to-leading order accurate predictions consistently matched to parton showers (NNLO+PS). Spin correlations, interferences and…

High Energy Physics - Phenomenology · Physics 2021-07-07 Daniele Lombardi , Marius Wiesemann , Giulia Zanderighi

We describe the universal Monte-Carlo event generator WHIZARD. The program automatically computes complete tree-level matrix elements, integrates them over phase space, evaluates distributions of observables, and generates unweighted event…

High Energy Physics - Phenomenology · Physics 2011-11-16 Wolfgang Kilian , Thorsten Ohl , Jurgen Reuter

By implementing the new IR-improved Dokshitzer-Gribov-Lipatov-Altarelli-Parisi-Callan-Symanzik (DGLAP-CS) kernels recently developed by one of us in the HERWIG6.5 environment we generate a new MC, HERWIRI1.0(31), for hadron-hadron…

High Energy Physics - Phenomenology · Physics 2010-05-28 S. Joseph , S. Majhi , B. F. L. Ward , S. A. Yost

We present a next-to-leading order plus parton-shower event generator for the production of a W boson plus two bottom quarks and a jet at hadron colliders, implemented in the POWHEG BOX framework. Bottom-mass effects and spin correlations…

High Energy Physics - Phenomenology · Physics 2015-05-20 Gionata Luisoni , Carlo Oleari , Francesco Tramontano

This paper presents a new event generator, ALPGEN, dedicated to the study of multiparton hard processes in hadronic collisions. The code performs, at the leading order in QCD and EW interactions, the calculation of the exact matrix elements…

High Energy Physics - Phenomenology · Physics 2009-11-07 M. L. Mangano , M. Moretti , F. Piccinini , R. Pittau , A. D. Polosa

VBFNLO is a flexible parton level Monte Carlo program for the simulation of vector boson fusion (VBF), QCD-induced single and double vector boson production plus two jets, and double and triple vector boson production (plus jet) in hadronic…

We present numerical tests and predictions of the KrkNLO method for matching of NLO QCD corrections to hard processes with LO parton shower Monte Carlo generators (NLO+PS). This method was described in detail in our previous publications,…

High Energy Physics - Phenomenology · Physics 2017-05-05 S. Jadach , G. Nail , W. Placzek , S. Sapeta , A. Siodmok , M. Skrzypek

VBFNLO is a flexible parton level Monte Carlo program for the simulation of vector boson fusion (VBF), QCD-induced single and double vector boson production plus two jets, and double and triple vector boson production (plus jet) in hadronic…

High Energy Physics - Phenomenology · Physics 2024-05-28 J. Baglio , F. Campanario , T. Chen , H. Dietrich-Siebert , T. Figy , M. Kerner , M. Kubocz , L. D. Ninh , M. Löschner , S. Plätzer , M. Rauch , I. Rosario , R. Roth , D. Zeppenfeld