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Measurement of hadronic event shapes in high-p T multijet final states at √s = 13 TeV with the ATLAS detector: Journal of High Energy Physics

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Measurement of hadronic event shapes in high-p T multijet final states at √s = 13 TeV with the ATLAS detector: Journal of High Energy Physics. / Collaboration, ATLAS; Barton, A.E.; Bertram, I.A. et al.
In: J. High Energy Phys., Vol. 2021, No. 1, 188, 28.01.2021.

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@article{4f4d7809bb3f4507a6d1acebcf772358,
title = "Measurement of hadronic event shapes in high-p T multijet final states at √s = 13 TeV with the ATLAS detector: Journal of High Energy Physics",
abstract = "A measurement of event-shape variables in proton-proton collisions at large momentum transfer is presented using data collected at √s = 13 TeV with the ATLAS detector at the Large Hadron Collider. Six event-shape variables calculated using hadronic jets are studied in inclusive multijet events using data corresponding to an integrated luminosity of 139 fb−1. Measurements are performed in bins of jet multiplicity and in different ranges of the scalar sum of the transverse momenta of the two leading jets, reaching scales beyond 2 TeV. These measurements are compared with predictions from Monte Carlo event generators containing leading-order or next-to-leading order matrix elements matched to parton showers simulated to leading-logarithm accuracy. At low jet multiplicities, shape discrepancies between the measurements and the Monte Carlo predictions are observed. At high jet multiplicities, the shapes are better described but discrepancies in the normalisation are observed. ",
keywords = "Hadron-Hadron scattering (experiments)",
author = "ATLAS Collaboration and A.E. Barton and I.A. Bertram and G. Borissov and E.V. Bouhova-Thacker and H. Fox and R.C.W. Henderson and R.W.L. Jones and V. Kartvelishvili and R.E. Long and P.A. Love and D. Muenstermann and A.J. Parker and Izaac Sanderswood and M. Smizanska and A.S. Tee and J. Walder and A.M. Wharton and B.W. Whitmore and Melissa Yexley",
year = "2021",
month = jan,
day = "28",
doi = "10.1007/JHEP01(2021)188",
language = "English",
volume = "2021",
journal = "J. High Energy Phys.",
issn = "1029-8479",
publisher = "Springer-Verlag",
number = "1",

}

RIS

TY - JOUR

T1 - Measurement of hadronic event shapes in high-p T multijet final states at √s = 13 TeV with the ATLAS detector

T2 - Journal of High Energy Physics

AU - Collaboration, ATLAS

AU - Barton, A.E.

AU - Bertram, I.A.

AU - Borissov, G.

AU - Bouhova-Thacker, E.V.

AU - Fox, H.

AU - Henderson, R.C.W.

AU - Jones, R.W.L.

AU - Kartvelishvili, V.

AU - Long, R.E.

AU - Love, P.A.

AU - Muenstermann, D.

AU - Parker, A.J.

AU - Sanderswood, Izaac

AU - Smizanska, M.

AU - Tee, A.S.

AU - Walder, J.

AU - Wharton, A.M.

AU - Whitmore, B.W.

AU - Yexley, Melissa

PY - 2021/1/28

Y1 - 2021/1/28

N2 - A measurement of event-shape variables in proton-proton collisions at large momentum transfer is presented using data collected at √s = 13 TeV with the ATLAS detector at the Large Hadron Collider. Six event-shape variables calculated using hadronic jets are studied in inclusive multijet events using data corresponding to an integrated luminosity of 139 fb−1. Measurements are performed in bins of jet multiplicity and in different ranges of the scalar sum of the transverse momenta of the two leading jets, reaching scales beyond 2 TeV. These measurements are compared with predictions from Monte Carlo event generators containing leading-order or next-to-leading order matrix elements matched to parton showers simulated to leading-logarithm accuracy. At low jet multiplicities, shape discrepancies between the measurements and the Monte Carlo predictions are observed. At high jet multiplicities, the shapes are better described but discrepancies in the normalisation are observed. 

AB - A measurement of event-shape variables in proton-proton collisions at large momentum transfer is presented using data collected at √s = 13 TeV with the ATLAS detector at the Large Hadron Collider. Six event-shape variables calculated using hadronic jets are studied in inclusive multijet events using data corresponding to an integrated luminosity of 139 fb−1. Measurements are performed in bins of jet multiplicity and in different ranges of the scalar sum of the transverse momenta of the two leading jets, reaching scales beyond 2 TeV. These measurements are compared with predictions from Monte Carlo event generators containing leading-order or next-to-leading order matrix elements matched to parton showers simulated to leading-logarithm accuracy. At low jet multiplicities, shape discrepancies between the measurements and the Monte Carlo predictions are observed. At high jet multiplicities, the shapes are better described but discrepancies in the normalisation are observed. 

KW - Hadron-Hadron scattering (experiments)

U2 - 10.1007/JHEP01(2021)188

DO - 10.1007/JHEP01(2021)188

M3 - Journal article

VL - 2021

JO - J. High Energy Phys.

JF - J. High Energy Phys.

SN - 1029-8479

IS - 1

M1 - 188

ER -