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Related papers: Prompt photon production with POWHEG

200 papers

In this paper we present a detailed comparison of the dijet production by photon -- photon, photon -- pomeron and pomeron -- pomeron interactions in $pp$, $pA$ and ${\rm AA}$ collisions at the LHC energy. The transverse momentum, pseudo --…

High Energy Physics - Phenomenology · Physics 2017-10-18 E. Basso , V. P. Goncalves , A. K. Kohara , M. S. Rangel

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

We present a new Monte Carlo event generator for the production of a top-quark pair in association with a $W^\pm$ boson at hadron colliders in the POWHEG-BOX framework. We consider the next-to-leading-order QCD corrections to the $pp\to…

High Energy Physics - Phenomenology · Physics 2021-05-19 F. Febres Cordero , M. Kraus , L. Reina

We present results for the photoproduction of inclusive prompt photons and for prompt photons accompanied by jets, measured with the ZEUS detector at HERA. Cross sections as a function of pseudorapidity and transverse energy are presented…

High Energy Physics - Experiment · Physics 2009-10-31 Sung Won Lee

We review the key features of POWHEG, a method for interfacing parton-shower Monte Carlo generators to fixed next-to-leading order QCD computations. We describe a recently introduced framework, the POWHEG-BOX, that allows the automatic…

High Energy Physics - Phenomenology · Physics 2010-12-13 Carlo Oleari

We investigate the rapidity and transverse momentum distributions of the prompt photon production at the CERN LHC energies considering the current perturbative QCD approaches for this scattering process. Namely, we compare the predictions…

High Energy Physics - Phenomenology · Physics 2009-07-22 M. V. T. Machado , C. Brenner Mariotto

We detail a calculation of W gamma production in hadronic collision, at Next-to-Leading Order (NLO) QCD interfaced to a shower generator according to the POWHEG prescription supplemented with the MiNLO procedure. The fixed order result is…

High Energy Physics - Phenomenology · Physics 2015-06-22 Luca Barze , Mauro Chiesa , Guido Montagna , Paolo Nason , Oreste Nicrosini , Fulvio Piccinini , Valeria Prosperi

We present a next-to-leading order (NLO) calculation of $t\bar{t}$ production in hadronic collisions interfaced to shower generators according to the POWHEG method. We start from an NLO result from previous work, obtained in the zero width…

High Energy Physics - Phenomenology · Physics 2016-01-19 John M. Campbell , R. Keith Ellis , Paolo Nason , Emanuele Re

We present a detailed study of prompt photon production cross section in heavy-ion collisions in the central rapidity region at energy of $\sqrt{s}=5.5$ TeV, appropriate to LHC experiment. We include the next-to-leading order radiative…

High Energy Physics - Phenomenology · Physics 2009-11-07 Jamal Jalilian-Marian , Kostas Orginos , Ina Sarcevic

Three fast generators of direct photons in the central rapidity region of high-energy heavy-ion collisions have been presented The generator of prompt photons is based on a tabulation of $p+p(\bar p)$ data and binary scaling. Two generators…

Nuclear Theory · Physics 2008-11-18 S. M. Kiselev

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

We present an implementation of the next-to-leading order vector boson plus one jet production process in hadronic collision in the framework of POWHEG, which is a method to implement NLO calculations within a Shower Monte Carlo context.…

High Energy Physics - Phenomenology · Physics 2011-02-01 Simone Alioli , Paolo Nason , Carlo Oleari , Emanuele Re

We review recent results on the production of prompt charmonium in association with a hadron jet or a prompt photon in two-photon collisions at next-to-leading order in the factorization framework of nonrelativistic quantum chromodynamics.

High Energy Physics - Phenomenology · Physics 2015-06-25 Bernd A. Kniehl

The production of prompt photons is measured in the photoproduction regime of electron-proton scattering at HERA. The analysis is based on a data sample corresponding to a total integrated luminosity of 340 pb^-1 collected by the H1…

High Energy Physics - Experiment · Physics 2012-08-27 The H1 Collaboration

Recent results on prompt photon production in photoproduction, deeply inelastic scattering and hadronic collisions are reviewed and the importance of photons for LHC experiments is briefly discussed.

High Energy Physics - Phenomenology · Physics 2008-12-18 G. Heinrich

Prompt photon production in hadronic collisions at the RHIC and the LHC energies is investigated within the QCD color dipole approach. Predictions for the nuclear modification factor in $pA$ collisions are evaluated based on parton…

High Energy Physics - Phenomenology · Physics 2020-11-11 G. Sampaio dos Santos , G. Gil da Silveira , M. V. T. Machado

We present an implementation of $WZjj$ production via vector-boson fusion in the POWHEG BOX, a public tool for the matching of next-to-leading order QCD calculations with multi-purpose parton-shower generators. We provide phenomenological…

High Energy Physics - Phenomenology · Physics 2019-04-12 Barbara Jager , Alexander Karlberg , Johannes Scheller

We study the photoproduction of isolated prompt photons associated with hadron jets in the framework of the parton Reggeization approach. The cross section distributions in the transverse energies and pseudorapidities of the prompt photon…

High Energy Physics - Phenomenology · Physics 2014-06-23 B. A. Kniehl , M. A. Nefedov , V. A. Saleev

We compute the production cross section of a top-antitop pair in association with a jet at hadron colliders at next-to-leading order accuracy matched with parton shower algorithms to make predictions at the hadron level. The parton shower…

High Energy Physics - Phenomenology · Physics 2015-03-17 Adam Kardos , Costas Papadopoulos , Zoltan Trocsanyi

We discuss the inclusive jet production at HERA in the next-to-leading logarithm approximation. Theoretical uncertainties are considered in some details. We show the importance of the jet rapidity distribution to constrain the parton…

High Energy Physics - Phenomenology · Physics 2019-08-17 P. Aurenche , M. Fontannaz , J. -Ph. Guillet