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Charged-hadron and identified-hadron ( ) yield measurements in photonuclear and collisions at with ATLAS

Publication ,  Journal Article
Aad, G; Aakvaag, E; Abbott, B; Abdelhameed, S; Abeling, K; Abicht, NJ; Abidi, SH; Aboelela, M; Aboulhorma, A; Abramowicz, H; Abulaiti, Y ...
Published in: Physical Review C
June 17, 2025

This paper presents the measurement of charged-hadron and identified-hadron () yields in photonuclear collisions using of data collected in 2018 with the ATLAS detector at the Large Hadron Collider. Candidate photonuclear events are selected using a combination of tracking and calorimeter information, including the zero-degree calorimeter. The yields as a function of transverse momentum and rapidity are measured in these photonuclear collisions as a function of charged-particle multiplicity. These photonuclear results are compared with of data collected in 2016 by ATLAS using similar charged-particle multiplicity selections. These photonuclear measurements shed light on potential quark-gluon plasma formation in photonuclear collisions via observables sensitive to radial flow, enhanced baryon-to-meson ratios, and strangeness enhancement. The results are also compared with the Monte Carlo generator and hydrodynamic calculations to test whether such photonuclear collisions may produce small droplets of quark-gluon plasma that flow collectively.

Duke Scholars

Published In

Physical Review C

DOI

EISSN

2469-9993

ISSN

2469-9985

Publication Date

June 17, 2025

Volume

111

Issue

6

Publisher

American Physical Society (APS)

Related Subject Headings

  • 5106 Nuclear and plasma physics
 

Citation

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Aad, G., Aakvaag, E., Abbott, B., Abdelhameed, S., Abeling, K., Abicht, N. J., … Coelli, S. (2025). Charged-hadron and identified-hadron ( KS0, Λ, Ξ ) yield measurements in photonuclear Pb+Pb and p+Pb collisions at sNN=5.02TeV with ATLAS. Physical Review C, 111(6). https://doi.org/10.1103/7lx4-x8rw
Aad, G., E. Aakvaag, B. Abbott, S. Abdelhameed, K. Abeling, N. J. Abicht, S. H. Abidi, et al. “Charged-hadron and identified-hadron ( KS0, Λ, Ξ ) yield measurements in photonuclear Pb+Pb and p+Pb collisions at sNN=5.02TeV with ATLAS.” Physical Review C 111, no. 6 (June 17, 2025). https://doi.org/10.1103/7lx4-x8rw.
Aad G, Aakvaag E, Abbott B, Abdelhameed S, Abeling K, Abicht NJ, et al. Charged-hadron and identified-hadron ( KS0, Λ, Ξ ) yield measurements in photonuclear Pb+Pb and p+Pb collisions at sNN=5.02TeV with ATLAS. Physical Review C. 2025 Jun 17;111(6).
Aad, G., et al. “Charged-hadron and identified-hadron ( KS0, Λ, Ξ ) yield measurements in photonuclear Pb+Pb and p+Pb collisions at sNN=5.02TeV with ATLAS.” Physical Review C, vol. 111, no. 6, American Physical Society (APS), June 2025. Crossref, doi:10.1103/7lx4-x8rw.
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Charged-hadron and identified-hadron ( KS0, Λ, Ξ ) yield measurements in photonuclear Pb+Pb and p+Pb collisions at sNN=5.02TeV with ATLAS. Physical Review C. American Physical Society (APS); 2025 Jun 17;111(6).

Published In

Physical Review C

DOI

EISSN

2469-9993

ISSN

2469-9985

Publication Date

June 17, 2025

Volume

111

Issue

6

Publisher

American Physical Society (APS)

Related Subject Headings

  • 5106 Nuclear and plasma physics