CERN Accelerating science

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002741367 005__ 20210715024020.0
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002741367 0247_ $$2DOI$$9arXiv$$a10.1088/1742-6596/1690/1/012126$$qpublication
002741367 037__ $$9arXiv$$aarXiv:2010.05038$$chep-ex
002741367 035__ $$9arXiv$$aoai:arXiv.org:2010.05038
002741367 035__ $$9Inspire$$aoai:inspirehep.net:1822225$$d2021-06-28T11:12:52Z$$h2021-07-14T19:21:05Z$$mmarcxml$$ttrue$$uhttps://inspirehep.net/api/oai2d
002741367 035__ $$9Inspire$$a1822225
002741367 041__ $$aeng
002741367 100__ $$aTripathy, Sushanta$$iINSPIRE-00564720$$msushanta.tripathy@cern.ch$$uMexico U., ICN$$vInstituto de Ciencias Nucleares, Universidad Nacional Autónoma de México, Apartado Postal 70-543, México Distrito Federal, México
002741367 245__ $$9arXiv$$aTopological studies of light-flavor hadron production in pp, p-Pb, and Pb-Pb collisions with ALICE at the LHC
002741367 269__ $$c2020-10-10
002741367 260__ $$c2020-12-01
002741367 300__ $$a6 p
002741367 520__ $$9IOP$$aRecent results for high multiplicity pp and p-Pb collisions have revealed that they exhibit heavy-ion-like behaviors. To understand the origin(s) of these unexpected phenomena, event shape observables such as transverse spherocity and the relative transverse activity classifier (RT) can be exploited as a powerful tools to disentangle soft (non-perturbative) and hard (perturbative) particle production. The production of light-flavor hadrons is shown for various classes in pp collisions at measured with the ALICE detector at the LHC. The evolution of average transverse momentum with charged-particle multiplicity, and identified particle ratios as a function of pT for different are also presented. In addition, the system size dependence of charged-particle production in pp, p–Pb, and Pb–Pb collisions at is presented. The evolution of 〈pT〉 in different topological regions as a function of RT are presented. Finally, using the same approach, we present a search for jet quenching behavior in small collision systems.
002741367 520__ $$9arXiv$$aRecent results for high multiplicity pp and p-Pb collisions have revealed that they exhibit heavy-ion-like behaviors. To understand the origin(s) of these unexpected phenomena, event shape observables such as transverse spherocity ($S_{\rm 0}^{p_{\rm T} = 1}$) and the relative transverse activity classifier ($R_{\rm{T}}$) can be exploited as a powerful tools to disentangle soft (non-perturbative) and hard (perturbative) particle production. Here, the production of light-flavor hadrons is shown for various $S_{\rm 0}^{p_{\rm T} = 1}$ classes in pp collisions at $\sqrt{s}$ = 13 $\textrm{TeV}$ measured with the ALICE detector at the LHC are presented. The evolution of average transverse momentum ($\langle p_{\rm T}\rangle$) with charged-particle multiplicity, and identified particle ratios as a function of $p_{\rm T}$ for different $S_{\rm 0}^{p_{\rm T} = 1}$ are also presented. In addition, the system size dependence of charged-particle production in pp, p-Pb, and Pb-Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV is presented. The evolution of $\langle p_{\rm T}\rangle$ in different topological regions as a function of $R_{\rm{T}}$ are presented. Finally, using the same approach, we present a search for jet quenching behavior in small collision systems.
002741367 540__ $$3preprint$$aarXiv nonexclusive-distrib 1.0$$uhttp://arxiv.org/licenses/nonexclusive-distrib/1.0/
002741367 540__ $$3publication$$aCC-BY-3.0$$bIOP$$uhttp://creativecommons.org/licenses/by/3.0
002741367 65017 $$2arXiv$$anucl-ex
002741367 65017 $$2SzGeCERN$$aNuclear Physics - Experiment
002741367 65017 $$2arXiv$$ahep-ex
002741367 65017 $$2SzGeCERN$$aParticle Physics - Experiment
002741367 693__ $$aCERN LHC$$eALICE
002741367 690C_ $$aCERN
002741367 690C_ $$aARTICLE
002741367 710__ $$gALICE Collaboration
002741367 773__ $$c012126$$n1$$pJ. Phys.: Conf. Ser.$$v1690$$wC20-10-05$$y2020
002741367 8564_ $$82253543$$s2850633$$uhttps://cds.cern.ch/record/2741367/files/2010.05038.pdf$$yFulltext
002741367 8564_ $$82253537$$s1109590$$uhttps://cds.cern.ch/record/2741367/files/2020-05-22-Figure4_IAA_NS.png$$y00006 $I_{\rm pp,p-Pb,Pb-Pb}$ as a function of $\langle N_{\rm ch}^{\rm TS} \rangle$ in different V0M/V0A multiplicity classes for the near (left) and away (right) regions in pp, p--Pb, and Pb--Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV.
002741367 8564_ $$82253538$$s1145162$$uhttps://cds.cern.ch/record/2741367/files/2020-05-22-Figure4_IAA_AS.png$$y00007 $I_{\rm pp,p-Pb,Pb-Pb}$ as a function of $\langle N_{\rm ch}^{\rm TS} \rangle$ in different V0M/V0A multiplicity classes for the near (left) and away (right) regions in pp, p--Pb, and Pb--Pb collisions at $\sqrt{s_{\rm NN}}$ = 5.02 TeV.
002741367 8564_ $$82253539$$s33876$$uhttps://cds.cern.ch/record/2741367/files/2019-10-31-2019-10-31-Trks_Pion_Spectra.png$$y00001 Transverse momentum spectra of pions for different $S_{\rm 0}^{p_{\rm T}= 1}$ classes in pp collisions at $\sqrt{s}$ = 13 TeV. The left (right) panel shows the $p_{\rm T}$ spectra where the multiplicity selection was done using the V0M ($N_{\rm SPD}$) multiplicity estimator. The bottom panels show the ratio of $p_{\rm T}$-spectra from isotropic and jetty events to the $S_{\rm 0}^{p_{\rm T}= 1}$-integrated events.
002741367 8564_ $$82253540$$s42925$$uhttps://cds.cern.ch/record/2741367/files/2020-05-22-Figure2a_0.png$$y00005 System size dependence of $\langle p_{\rm T}\rangle$ of charged-particles as a function of $R_{\rm T}$ in the near (left), away (middle), and transverse (right) regions.
002741367 8564_ $$82253541$$s32503$$uhttps://cds.cern.ch/record/2741367/files/2019-10-31-2019-10-31-V0M_Pion_Spectra.png$$y00000 Transverse momentum spectra of pions for different $S_{\rm 0}^{p_{\rm T}= 1}$ classes in pp collisions at $\sqrt{s}$ = 13 TeV. The left (right) panel shows the $p_{\rm T}$ spectra where the multiplicity selection was done using the V0M ($N_{\rm SPD}$) multiplicity estimator. The bottom panels show the ratio of $p_{\rm T}$-spectra from isotropic and jetty events to the $S_{\rm 0}^{p_{\rm T}= 1}$-integrated events.
002741367 8564_ $$82253542$$s45485$$uhttps://cds.cern.ch/record/2741367/files/2019-10-31-Trks_Proton_to_Pion_ratio_MC_Predictions.png$$y00003 Proton-to-pion (left) and $\Xi$-to-pion (right) ratio as a function $p_{\rm T}$ in different $S_{\rm 0}^{p_{\rm T}= 1}$ classes for pp collisions at $\sqrt{s}$ = 13 TeV where the multiplicity selection was done using the $N_{\rm SPD}$ multiplicity estimator. The bottom panels show the double ratio of particle ratios from isotropic and jetty events to the $S_{\rm 0}^{p_{\rm T}= 1}$-integrated events. The ratios are compared with predictions from PYTHIA 8 and EPOS-LHC.
002741367 8564_ $$82253544$$s38962$$uhttps://cds.cern.ch/record/2741367/files/2019-10-31-Trks_Xi_to_Pion_ratio_MC_Predictions.png$$y00004 Proton-to-pion (left) and $\Xi$-to-pion (right) ratio as a function $p_{\rm T}$ in different $S_{\rm 0}^{p_{\rm T}= 1}$ classes for pp collisions at $\sqrt{s}$ = 13 TeV where the multiplicity selection was done using the $N_{\rm SPD}$ multiplicity estimator. The bottom panels show the double ratio of particle ratios from isotropic and jetty events to the $S_{\rm 0}^{p_{\rm T}= 1}$-integrated events. The ratios are compared with predictions from PYTHIA 8 and EPOS-LHC.
002741367 8564_ $$82253545$$s12690$$uhttps://cds.cern.ch/record/2741367/files/2019-10-31-dndy.png$$y00002 Pion $\langle p_{\rm T}\rangle$ vs integrated yield for different multiplicity estimators in different $S_{\rm 0}^{p_{\rm T}= 1}$ classes for pp collisions at $\sqrt{s}$ = 13 TeV.
002741367 8564_ $$82272701$$s3313615$$uhttps://cds.cern.ch/record/2741367/files/Tripathy_2020_J._Phys.__Conf._Ser._1690_012126.pdf$$yFulltext from publisher
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