Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment

A search is presented for emerging jets using 140 fb - 1 of proton–proton collision data at s = 13 TeV , collected by the ATLAS experiment between 2015 and 2018. The search looks for the existence of a dark sector with symmetries similar to those in quantum chromodynamics. This dark sector is popula...

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Authors: Aad, G.; Aakvaag, E.; Abbott, B.; Abdelhameed. S.; Abeling, K.; Abicht, N. J.; Abidi, S. H.; Aboelela, M.; Aboulhorma, A.; Abramowicz, H.; Abulaiti, Y.; Acharya, B. S.; Ackermann, A.; Bourdarios, C. Adam; Adamczyk, L.; Addepalli, S. V.; Addison, M. J.; Díaz, Marco A.; Garay Walls, Francisca
Format: Article
Status:Published version
Publication date:2026
Country:Chile
Institution:Pontificia Universidad Católica de Chile
Repository:Pontificia Universidad Católica de Chile
OAI Identifier:oai:repositorio.uc.cl:11534/110250
Online Access:https://doi.org/10.1140/epjc/s10052-026-15693-1
https://repositorio.uc.cl/handle/11534/110250
Access Level:Open access
Keyword:510
Matemática física y química
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author Aad, G.
author2 Aakvaag, E.
Abbott, B.
Abdelhameed. S.
Abeling, K.
Abicht, N. J.
Abidi, S. H.
Aboelela, M.
Aboulhorma, A.
Abramowicz, H.
Abulaiti, Y.
Acharya, B. S.
Ackermann, A.
Bourdarios, C. Adam
Adamczyk, L.
Addepalli, S. V.
Addison, M. J.
Díaz, Marco A.
Garay Walls, Francisca
author2_role author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author
author_browse Aad, G.
Aakvaag, E.
Abbott, B.
Abdelhameed. S.
Abeling, K.
Abicht, N. J.
Abidi, S. H.
Aboelela, M.
Aboulhorma, A.
Abramowicz, H.
Abulaiti, Y.
Acharya, B. S.
Ackermann, A.
Adamczyk, L.
Addepalli, S. V.
Addison, M. J.
Bourdarios, C. Adam
Díaz, Marco A.
Garay Walls, Francisca
author_facet Aad, G.
Aakvaag, E.
Abbott, B.
Abdelhameed. S.
Abeling, K.
Abicht, N. J.
Abidi, S. H.
Aboelela, M.
Aboulhorma, A.
Abramowicz, H.
Abulaiti, Y.
Acharya, B. S.
Ackermann, A.
Bourdarios, C. Adam
Adamczyk, L.
Addepalli, S. V.
Addison, M. J.
Díaz, Marco A.
Garay Walls, Francisca
author_role author
bitstream_url_str_mv https://repositorio.uc.cl/dspace/bitstreams/90bad7ac-3492-40e8-ac46-ff14f8a4883d/download
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collection Pontificia Universidad Católica de Chile
description A search is presented for emerging jets using 140 fb - 1 of proton–proton collision data at s = 13 TeV , collected by the ATLAS experiment between 2015 and 2018. The search looks for the existence of a dark sector with symmetries similar to those in quantum chromodynamics. This dark sector is populated with dark quarks, which undergo showering similar to quarks in the Standard Model, leading to a high multiplicity of long-lived dark hadrons within a dark jet. These dark hadrons subsequently decay to Standard Model particles via a new heavy scalar mediating particle ϕ . This results in jets which contain multiple displaced vertices, known as emerging jets. This analysis targets four-jet topologies, with two emerging jets and two Standard Model jets, resulting from the decay of pair-produced scalar mediators. No significant excess above the Standard Model background is observed. For dark pion proper decay lengths of 20 mm , mediator masses are excluded between 1 and 2 TeV assuming a dark pion mass of 20 GeV .
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id CL_e00a72c0c00b155725dbfa4be1f8f64e
identifier_str_mv 10.1140/epjc/s10052-026-15693-1
institution Pontificia Universidad Católica de Chile
instname_str Pontificia Universidad Católica de Chile
network_acronym_str CL
network_name_str Chile
oai_identifier_str oai:repositorio.uc.cl:11534/110250
publishDate 2026
publishDateSort 2026
reponame_str Pontificia Universidad Católica de Chile
spelling Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment Aad, G. Aakvaag, E. Abbott, B. Abdelhameed. S. Abeling, K. Abicht, N. J. Abidi, S. H. Aboelela, M. Aboulhorma, A. Abramowicz, H. Abulaiti, Y. Acharya, B. S. Ackermann, A. Bourdarios, C. Adam Adamczyk, L. Addepalli, S. V. Addison, M. J. Díaz, Marco A. Garay Walls, Francisca 510 Matemática física y química A search is presented for emerging jets using 140 fb - 1 of proton–proton collision data at s = 13 TeV , collected by the ATLAS experiment between 2015 and 2018. The search looks for the existence of a dark sector with symmetries similar to those in quantum chromodynamics. This dark sector is populated with dark quarks, which undergo showering similar to quarks in the Standard Model, leading to a high multiplicity of long-lived dark hadrons within a dark jet. These dark hadrons subsequently decay to Standard Model particles via a new heavy scalar mediating particle ϕ . This results in jets which contain multiple displaced vertices, known as emerging jets. This analysis targets four-jet topologies, with two emerging jets and two Standard Model jets, resulting from the decay of pair-produced scalar mediators. No significant excess above the Standard Model background is observed. For dark pion proper decay lengths of 20 mm , mediator masses are excluded between 1 and 2 TeV assuming a dark pion mass of 20 GeV . 10.1140/epjc/s10052-026-15693-1 1434-6052 https://doi.org/10.1140/epjc/s10052-026-15693-1 https://repositorio.uc.cl/handle/11534/110250
spellingShingle Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
Aad, G.
510
Matemática física y química
status_str publishedVersion
title Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
title_full Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
title_fullStr Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
title_full_unstemmed Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
title_short Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
title_sort Search for emerging jets in pp collisions at s = 13 TeV with the ATLAS experiment
topic 510
Matemática física y química
topic_facet 510
Matemática física y química
url https://doi.org/10.1140/epjc/s10052-026-15693-1
https://repositorio.uc.cl/handle/11534/110250