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Jet substructure measurements in pp collisions at \√(s) = 13 TeV\n with ALICE

2019/01/14 by M. Fasel, Fasel, Markus
Physics and Astronomy · #FOS: Physical sciences #High Energy Physics - Experiment (hep-ex) #High-Energy Particle Collisions Research #Nuclear Experiment (nucl-ex) #Particle Detector Development and Performance #Particle physics theoretical and experimental studies

paper · pdf · doi:10.48550/arxiv.1901.04304

openalex publication_date 2019/01/14 · openalex created_date 2022/07/30 · openalex updated_date 2026/07/28

Abstract

We present a variety of jet substructure measurements performed in pp\ncollisions at \√(s) = 13 TeV with the focus on the groomed jet momentum\nfraction z_ rmg in a wide range of p_ rmT between 20 and 200\nGeV/c and jet resolution 0.2 < R < 0.5. Thanks to the capabilities of the\nALICE apparatus jet substructure measurement are possible with an infrared\nconstituent cutoff at 0.3 GeV. Furthermore, the angular resolution of the ALICE\ndetectors allows the measurement of jet substructure observables with a high\nprecision. The measurements are compared to pQCD calculations and MC\ngenerators. Furthermore, the measurement of track-based jets at the same\ncentre-of-mass energy and its dependence on the event activity are presented\nfor different jet resolutions.\n

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