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Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC

Recent results for high multiplicity pp and p-Pb collisions have revealed that they exhibit heavy-ion-like behaviors. To understand the origin(s) of these unexpected phenomena, event shape observables such as transverse spherocity and the relative transverse activity classifier (RT) can be exploited...

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Autor principal: Tripathy, Sushanta
Lenguaje:eng
Publicado: 2020
Materias:
Acceso en línea:https://dx.doi.org/10.1088/1742-6596/1690/1/012126
http://cds.cern.ch/record/2741367
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author Tripathy, Sushanta
author_facet Tripathy, Sushanta
author_sort Tripathy, Sushanta
collection CERN
description Recent results for high multiplicity pp and p-Pb collisions have revealed that they exhibit heavy-ion-like behaviors. To understand the origin(s) of these unexpected phenomena, event shape observables such as transverse spherocity and the relative transverse activity classifier (RT) can be exploited as a powerful tools to disentangle soft (non-perturbative) and hard (perturbative) particle production. The production of light-flavor hadrons is shown for various classes in pp collisions at measured with the ALICE detector at the LHC. The evolution of average transverse momentum with charged-particle multiplicity, and identified particle ratios as a function of pT for different are also presented. In addition, the system size dependence of charged-particle production in pp, p–Pb, and Pb–Pb collisions at is presented. The evolution of 〈pT〉 in different topological regions as a function of RT are presented. Finally, using the same approach, we present a search for jet quenching behavior in small collision systems.
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institution Organización Europea para la Investigación Nuclear
language eng
publishDate 2020
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spelling cern-27413672021-07-15T00:40:25Zdoi:10.1088/1742-6596/1690/1/012126http://cds.cern.ch/record/2741367engTripathy, SushantaTopological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHCnucl-exNuclear Physics - Experimenthep-exParticle Physics - ExperimentRecent results for high multiplicity pp and p-Pb collisions have revealed that they exhibit heavy-ion-like behaviors. To understand the origin(s) of these unexpected phenomena, event shape observables such as transverse spherocity and the relative transverse activity classifier (RT) can be exploited as a powerful tools to disentangle soft (non-perturbative) and hard (perturbative) particle production. The production of light-flavor hadrons is shown for various classes in pp collisions at measured with the ALICE detector at the LHC. The evolution of average transverse momentum with charged-particle multiplicity, and identified particle ratios as a function of pT for different are also presented. In addition, the system size dependence of charged-particle production in pp, p–Pb, and Pb–Pb collisions at is presented. The evolution of 〈pT〉 in different topological regions as a function of RT are presented. Finally, using the same approach, we present a search for jet quenching behavior in small collision systems.Recent results for high multiplicity pp and p-Pb collisions have revealed that they exhibit heavy-ion-like behaviors. To understand the origin(s) of these unexpected phenomena, event shape observables such as transverse spherocity ($S_{\rm 0}^{p_{\rm T} = 1}$) and the relative transverse activity classifier ($R_{\rm{T}}$) can be exploited as a powerful tools to disentangle soft (non-perturbative) and hard (perturbative) particle production. Here, the production of light-flavor hadrons is shown for various $S_{\rm 0}^{p_{\rm T} = 1}$ classes in pp collisions at $\sqrt{s}$ = 13 $\textrm{TeV}$ measured with the ALICE detector at the LHC are presented. The evolution of average transverse momentum ($\langle p_{\rm T}\rangle$) with charged-particle multiplicity, and identified particle ratios as a function of $p_{\rm T}$ for different $S_{\rm 0}^{p_{\rm T} = 1}$ are also presented. In addition, the system size dependence of charged-particle production in pp, p-Pb, and Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV is presented. The evolution of $\langle p_{\rm T}\rangle$ in different topological regions as a function of $R_{\rm{T}}$ are presented. Finally, using the same approach, we present a search for jet quenching behavior in small collision systems.arXiv:2010.05038oai:cds.cern.ch:27413672020-10-10
spellingShingle nucl-ex
Nuclear Physics - Experiment
hep-ex
Particle Physics - Experiment
Tripathy, Sushanta
Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
title Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
title_full Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
title_fullStr Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
title_full_unstemmed Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
title_short Topological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
title_sort topological studies of light-flavor hadron production in pp, p-pb, and pb-pb collisions with alice at the lhc
topic nucl-ex
Nuclear Physics - Experiment
hep-ex
Particle Physics - Experiment
url https://dx.doi.org/10.1088/1742-6596/1690/1/012126
http://cds.cern.ch/record/2741367
work_keys_str_mv AT tripathysushanta topologicalstudiesoflightflavorhadronproductioninppppbandpbpbcollisionswithaliceatthelhc