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Three-jet production in POWHEG

2014/02/17 by Ádám Kardos, Adam Kardos, Paolo Nason +1 · 1 citation
Engineering · Physics and Astronomy · #Algorithm #Computer science #Economics #Factorization #Generator (circuit theory) #High-Energy Particle Collisions Research #Jet (fluid) #Mechanics #Particle Accelerators and Free-Electron Lasers #Particle physics #Particle physics theoretical and experimental studies #Parton #Parton shower #Physics #Power (physics) #Production (economics) #Quantum chromodynamics #hep-ex #hep-ph

paper · pdf · doi:10.1007/jhep04(2014)043

23 pages, 19 figures

arxiv created 2014/02/17 · openalex publication_date 2014/04/01 · arxiv updated 2015/06/18 · openalex created_date 2025/10/10 · openalex updated_date 2026/08/05

Abstract

We present an implementation of the production of three jets at NLO plus parton-shower effects in the POWHEG BOX. Using the recently introduced MiNLO procedure for setting the renormalization and factorization scales, we are able to obtain a generator that is also well behaved when the third jet becomes unresolved. We compare key distributions computed at the NLO level, at the level of the POWHEG hard emission and after full shower by PYTHIA, PYTHIA 8 and HERWIG6. We also compare our three-jet generator with the already available dijet POWHEG generator.

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