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Related papers: Slepton pair production in the POWHEG BOX

200 papers

We present a method, based on the positive weight next-to-leading-order matching formalism (POWHEG), to simulate photon production processes at next-to-leading-order (NLO). This technique is applied to the simulation of diphoton production…

High Energy Physics - Phenomenology · Physics 2015-05-28 Luca D'Errico , Peter Richardson

We present the implementation of a next-to-leading-order plus parton-shower event generator for the hadronic production of a heavy charm quark accompanied by a leptonically-decaying $W$ boson in the POWHEG BOX RES framework. We consider…

High Energy Physics - Phenomenology · Physics 2023-08-16 Silvia Ferrario Ravasio , Carlo Oleari

We present an implementation of the vector boson pair production processes ZZ, W+W- and W Z within the POWHEG framework, which is a method that allows the interfacing of NLO calculations to shower Monte Carlo programs. The implementation is…

High Energy Physics - Phenomenology · Physics 2015-05-28 Tom Melia , Paolo Nason , Raoul Röntsch , Giulia Zanderighi

We present results for the next-to-leading order calculation of single-top Wt-channel production interfaced to Shower Monte Carlo programs, implemented according to the POWHEG method. A comparison with MC@NLO is carried out. Results…

High Energy Physics - Phenomenology · Physics 2011-03-03 Emanuele Re

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

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 investigate the effects of combining next-to-leading order QCD results with parton-shower effects in $W^+W^-jj$ production via vector-boson fusion including leptonic decays. Using the Herwig 7 framework interfaced to VBFNLO 3, we compare…

High Energy Physics - Phenomenology · Physics 2016-07-04 Michael Rauch , Simon Plätzer

We present a calculation of slepton pair production at the LHC at next-to-next-to-leading logarithmic (NNLL) accuracy, matched to approximate next-to-next-to-leading order (aNNLO) QCD corrections. We collect the relevant analytical…

High Energy Physics - Phenomenology · Physics 2019-11-07 J. Fiaschi , M. Klasen , M. Sunder

In this work we present a new subtraction method for next-to-leading order calculations that is particularly convenient even when narrow resonances are present. The method is particularly suitable for the implementation of next-to-leading…

High Energy Physics - Phenomenology · Physics 2016-01-27 Tomáš Ježo , Paolo Nason

The PowHel framework allows to make predictions of total and differential cross-sections of multiparticle hadroproduction processes at both NLO QCD accuracy and NLO QCD matched to Parton Shower, on the basis of the interface between the…

High Energy Physics - Phenomenology · Physics 2013-08-13 M. V. Garzelli , A. Kardos , C. G. Papadopoulos , Z. Trocsanyi

We present a next-to-leading order calculation of Higgs boson production via gluon fusion interfaced to shower Monte Carlo programs, implemented according to the POWHEG method. A detailed comparison with MC@NLO and PYTHIA is carried out for…

High Energy Physics - Phenomenology · Physics 2010-01-15 Simone Alioli , Paolo Nason , Carlo Oleari , Emanuele Re

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 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

Photoproduction processes have gained a renewed interest following the approval of the EIC, making their implementation in Monte Carlo event generators highly desirable. We present recent efforts to develop a POWHEG BOX extension simulating…

High Energy Physics - Phenomenology · Physics 2025-09-24 Alexander Feike , Tomáš Ježo , Michael Klasen

We present a new Monte Carlo event generator for the hadronic production of four top quarks in the POWHEG BOX framework. Besides the dominant next-to-leading order QCD corrections at $\mathcal{O}(\alpha_s^5)$ we also include all subleading…

High Energy Physics - Phenomenology · Physics 2022-07-06 Tomáš Ježo , Manfred Kraus

We present the scalar leptoquark pair production process at the LHC computed at the next-to-leading order in QCD, matched to the PYTHIA parton shower using the MC@NLO formalism. We consider the leading order decay of a leptoquark to a…

High Energy Physics - Phenomenology · Physics 2016-02-19 Tanumoy Mandal , Subhadip Mitra , Satyajit Seth

I review recent developments in POWHEG, a method for interfacing parton-shower generators with NLO QCD computations. I illustrate recent progress in understanding several features of the method, and in clarifying similarity and differences…

High Energy Physics - Phenomenology · Physics 2010-01-18 P. Nason

Prompt photon production is highly sensitive to the distribution of quarks and gluons in free protons and nuclei and an important baseline for phenomenological studies of the properties of the quark-gluon plasma. In this paper, we present a…

High Energy Physics - Phenomenology · Physics 2024-09-04 Tomáš Ježo , Michael Klasen , Alexander Neuwirth

We present a novel next-to-next-to-leading order (NNLO) QCD calculation matched to parton shower for the production of a pair of $Z$ bosons decaying to four massless leptons, $p p \to \ell^+ \ell^- \ell'^+ \ell'^- + X$, at the LHC. Spin…

High Energy Physics - Phenomenology · Physics 2021-05-26 Simone Alioli , Alessandro Broggio , Alessandro Gavardi , Stefan Kallweit , Matthew A. Lim , Riccardo Nagar , Davide Napoletano

We consider the production of a pair of heavy quarks and illustrate the derivation of the MiNNLO method to match next-to-next-to-leading order calculations with parton showers (NNLO+PS) for this class of processes. As a first application,…

High Energy Physics - Phenomenology · Physics 2022-05-04 Javier Mazzitelli , Pier Francesco Monni , Paolo Nason , Emanuele Re , Marius Wiesemann , Giulia Zanderighi