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Related papers: Dijet Photoproduction in POWHEG BOX

200 papers

We present an implementation of Higgs-boson production in association with a hard, isolated photon via vector-boson fusion in the framework of the POWHEG BOX for the consistent matching of next-to-leading order QCD corrections with parton…

High Energy Physics - Phenomenology · Physics 2026-05-14 Barbara Jäger , Simon Reinhardt

We present an implementation of Higgs boson production via vector-boson fusion in association with three jets at hadron colliders in the POWHEG-BOX, a framework for the matching of NLO-QCD calculations with parton-shower programs. Our work…

High Energy Physics - Phenomenology · Physics 2015-06-19 B. Jager , F. Schissler , D. Zeppenfeld

Within the resolved Pomeron model of hard diffractive scattering, we compute prompt photon production in double-Pomeron-exchange events in proton-proton collisions. Using specific kinematical constraints chosen according to the acceptances…

High Energy Physics - Phenomenology · Physics 2016-05-04 A. K. Kohara , C. Marquet

We present a next-to-leading-order calculation of W/Z production interfaced to shower Monte Carlo, implemented according to the POWHEG method. Finite width effects, Z/gamma interference and angular correlations of decay products are…

High Energy Physics - Phenomenology · Physics 2008-11-26 Simone Alioli , Paolo Nason , Carlo Oleari , Emanuele Re

We present an implementation of the next-to-leading order hadronic production of a W boson in association with a pair of massive bottom quarks in the framework of POWHEG, a method to consistently interface NLO QCD calculations with shower…

High Energy Physics - Phenomenology · Physics 2015-05-28 Carlo Oleari , Laura Reina

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

We extend the POMWIG Monte Carlo generator developed by B.Cox and J.Forshaw, to include new models of central production through inclusive and exclusive Double Pomeron Exchange in proton-proton collisions. Double photon Exchange processes…

High Energy Physics - Phenomenology · Physics 2009-11-10 Maarten Boonekamp , Tibor Kucs

We calculate the cross section of inclusive dijet photoproduction in ultraperipheral collisions (UPCs) of heavy ions at the CERN Large Hadron Collider using next-to-leading order perturbative QCD and demonstrate that it provides a good…

High Energy Physics - Phenomenology · Physics 2021-07-01 V. Guzey , M. Klasen

We compare the three general-purpose Monte Carlo event generators, HERWIG, PYTHIA, and SHEPRA for jet photoproduction processes in $e^+e^-$ and $ep$ collisions. Due to the lower energy scales probed, photoproduction is particularly…

High Energy Physics - Phenomenology · Physics 2026-05-06 Ilkka Helenius , Peter Meinzinger , Simon Plätzer , 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 results from the analytic calculation of top+antitop+Higgs hadronic production at Next-to-Leading Order in QCD interfaced with parton-shower Monte Carlo event generators in the POWHEG BOX framework. We consider kinematic…

High Energy Physics - Phenomenology · Physics 2015-05-13 Heribertus B. Hartanto , Barbara Jager , Laura Reina , Doreen Wackeroth

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 study a few basic photon- and lepton-initiated processes at the LHC which can be computed using the recently developed photon and lepton parton densities. First, we consider the production of a massive scalar particle initiated by…

High Energy Physics - Phenomenology · Physics 2022-01-05 Luca Buonocore , Paolo Nason , Francesco Tramontano , Giulia Zanderighi

The photonuclear production of vector mesons in ultraperipheral heavy ion collisions is investigated within the QCD color dipole picture, with particular emphasis on the saturation model. The integrated cross section and the rapidity…

High Energy Physics - Phenomenology · Physics 2011-09-13 V. P. Goncalves , M. V. T. Machado

We present results of the updated SuperChic 3 Monte Carlo event generator for central exclusive production. This extends the previous treatment of proton-proton collisions to include heavy ion (pA and AA) beams, for both photon and…

High Energy Physics - Phenomenology · Physics 2019-03-12 L. A. Harland-Lang , V. A. Khoze , M. G. Ryskin

We present a next-to-leading order calculation of Higgs boson production in vector-boson fusion processes interfaced to shower Monte Carlo programs, implemented according to the POWHEG method.

High Energy Physics - Phenomenology · Physics 2010-05-28 Paolo Nason , Carlo Oleari

In this short note we discuss the origin of spikes in physical distributions in dijet production, originating after the Monte Carlo shower of POWHEG Les Houches events. We introduce a refinement of the way in which the POWHEG BOX separates…

High Energy Physics - Phenomenology · Physics 2013-03-19 Paolo Nason , Carlo Oleari

In this article we generalise POWHEG next-to-leading order parton shower (NLOPS) simulations of vector boson production and vector boson production in association with a single jet, to give matrix element corrected MENLOPS simulations. In…

High Energy Physics - Phenomenology · Physics 2015-05-30 Simone Alioli , Keith Hamilton , Emanuele Re

In addition to being interesting in itself, the photon-photon interactions will be an inevitable background for the future electron-positron colliders. Thus to be able to quantify the potential of future electron-positron colliders it is…

High Energy Physics - Phenomenology · Physics 2015-10-21 Ilkka Helenius

An event generator for diphoton ($\gamma\gamma$) production in hadron collisions that includes associated jet production up to two jets has been developed using a subtraction method based on the LLL subtraction. The parton shower (PS)…

High Energy Physics - Phenomenology · Physics 2016-12-21 Shigeru Odaka , Yoshimasa Kurihara