Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE

Hadronic resonances, having short lifetimes, are useful for studying the hadrongas phase that characterizes the late-stage evolution of high-energy nuclear collisions. Indeed, regeneration and rescattering processes occurring in the hadron gas modify the measured yields of hadronic resonances and ca...

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Main Author: Mallick Dukhishyam
Format: Article
Language:English
Published: EDP Sciences 2023-01-01
Series:EPJ Web of Conferences
Online Access:https://www.epj-conferences.org/articles/epjconf/pdf/2023/02/epjconf_sqm2022_04005.pdf
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author Mallick Dukhishyam
author_facet Mallick Dukhishyam
author_sort Mallick Dukhishyam
collection DOAJ
description Hadronic resonances, having short lifetimes, are useful for studying the hadrongas phase that characterizes the late-stage evolution of high-energy nuclear collisions. Indeed, regeneration and rescattering processes occurring in the hadron gas modify the measured yields of hadronic resonances and can be studied by measuring resonance yields as a function of system size and comparing them to model predictions with and without hadronic interactions. Measurements of the differential yields of resonances with different lifetime, mass, quark content, and quantum numbers help in understanding particle production mechanisms, the lifetime of the hadronic phase, strangeness production, parton energy loss, rapidity yield asymmetry, and collective effects. With its excellent tracking and particle identification capabilities, the ALICE experiment measured a comprehensive set of mesonic and baryonic resonances. We present recent results on resonance production in pp, p–Pb, Xe–Xe and Pb–Pb collisions at various center-of-mass energies, highlighting new results of K*±, Λ(1520), and Σ*±(1385). The results are also compared to lower energy measurements and model calculations.
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spelling doaj.art-f022c076577a4a4e9a289484295a155f2023-03-09T12:03:02ZengEDP SciencesEPJ Web of Conferences2100-014X2023-01-012760400510.1051/epjconf/202327604005epjconf_sqm2022_04005Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICEMallick Dukhishyam0National Institute of Science Education and Research, HBNIHadronic resonances, having short lifetimes, are useful for studying the hadrongas phase that characterizes the late-stage evolution of high-energy nuclear collisions. Indeed, regeneration and rescattering processes occurring in the hadron gas modify the measured yields of hadronic resonances and can be studied by measuring resonance yields as a function of system size and comparing them to model predictions with and without hadronic interactions. Measurements of the differential yields of resonances with different lifetime, mass, quark content, and quantum numbers help in understanding particle production mechanisms, the lifetime of the hadronic phase, strangeness production, parton energy loss, rapidity yield asymmetry, and collective effects. With its excellent tracking and particle identification capabilities, the ALICE experiment measured a comprehensive set of mesonic and baryonic resonances. We present recent results on resonance production in pp, p–Pb, Xe–Xe and Pb–Pb collisions at various center-of-mass energies, highlighting new results of K*±, Λ(1520), and Σ*±(1385). The results are also compared to lower energy measurements and model calculations.https://www.epj-conferences.org/articles/epjconf/pdf/2023/02/epjconf_sqm2022_04005.pdf
spellingShingle Mallick Dukhishyam
Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE
EPJ Web of Conferences
title Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE
title_full Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE
title_fullStr Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE
title_full_unstemmed Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE
title_short Exploring the hadronic phase of relativistic heavy-ion collisions with resonances in ALICE
title_sort exploring the hadronic phase of relativistic heavy ion collisions with resonances in alice
url https://www.epj-conferences.org/articles/epjconf/pdf/2023/02/epjconf_sqm2022_04005.pdf
work_keys_str_mv AT mallickdukhishyam exploringthehadronicphaseofrelativisticheavyioncollisionswithresonancesinalice