The transverse-momentum (p(T)) spectra of K* (892)(0) and phi(1020) measured with the ALICE detector up to p(T) = 16 GeV/c in the rapidity range -1.2 < y < 0.3, in p-Pb collisions at the center-of-mass energy per nucleon-nucleon collision √sNN = 5.02 TeV are presented as a function of charged particle multiplicity and rapidity. The measured p(T) distributions show a dependence on both multiplicity and rapidity at low p(T) whereas no significant dependence is observed at high p(T). A rapidity dependence is observed in the p(T)-integrated yield (dN/dy), whereas the mean transverse momentum (< pT >) shows a flat behavior as a function of rapidity. The rapidity asymmetry (Y-asym) at low p(T) (< 5 GeV/c) is more significant for higher multiplicity classes. At high p(T), no significant rapidity asymmetry is observed in any of the multiplicity classes. Both K* (892)(0) and phi(1020) showsimilar Y-asym. The nuclear modification factor (QCP) as a function of p(T) shows a Cronin-like enhancement at intermediate p(T), which is more prominent at higher rapidities (Pb-going direction) and in higher multiplicity classes. At high p(T) (> 5 GeV/c), the Q(CP) values are greater than unity and no significant rapidity dependence is observed.

Acharya S., Adamova D., Adler A., Aglieri Rinella G., Agnello M., Agrawal N., et al. (2023). Multiplicity and rapidity dependence of K ∗(892) and ϕ(1020) production in p–Pb collisions at √sNN= 5.02 TeV. THE EUROPEAN PHYSICAL JOURNAL. C, PARTICLES AND FIELDS, 83(6), 1-21 [10.1140/epjc/s10052-023-11449-3].

Multiplicity and rapidity dependence of K ∗(892) and ϕ(1020) production in p–Pb collisions at √sNN= 5.02 TeV

Agrawal N.;Alici A.;Arcelli S.;Bellini F.;Carnesecchi F.;Cifarelli L.;Colocci M.;Ercolessi F.;Giacalone M.;Jacazio N.;Rubini N.;Scioli G.;Strazzi S.;
2023

Abstract

The transverse-momentum (p(T)) spectra of K* (892)(0) and phi(1020) measured with the ALICE detector up to p(T) = 16 GeV/c in the rapidity range -1.2 < y < 0.3, in p-Pb collisions at the center-of-mass energy per nucleon-nucleon collision √sNN = 5.02 TeV are presented as a function of charged particle multiplicity and rapidity. The measured p(T) distributions show a dependence on both multiplicity and rapidity at low p(T) whereas no significant dependence is observed at high p(T). A rapidity dependence is observed in the p(T)-integrated yield (dN/dy), whereas the mean transverse momentum (< pT >) shows a flat behavior as a function of rapidity. The rapidity asymmetry (Y-asym) at low p(T) (< 5 GeV/c) is more significant for higher multiplicity classes. At high p(T), no significant rapidity asymmetry is observed in any of the multiplicity classes. Both K* (892)(0) and phi(1020) showsimilar Y-asym. The nuclear modification factor (QCP) as a function of p(T) shows a Cronin-like enhancement at intermediate p(T), which is more prominent at higher rapidities (Pb-going direction) and in higher multiplicity classes. At high p(T) (> 5 GeV/c), the Q(CP) values are greater than unity and no significant rapidity dependence is observed.
2023
Acharya S., Adamova D., Adler A., Aglieri Rinella G., Agnello M., Agrawal N., et al. (2023). Multiplicity and rapidity dependence of K ∗(892) and ϕ(1020) production in p–Pb collisions at √sNN= 5.02 TeV. THE EUROPEAN PHYSICAL JOURNAL. C, PARTICLES AND FIELDS, 83(6), 1-21 [10.1140/epjc/s10052-023-11449-3].
Acharya S.; Adamova D.; Adler A.; Aglieri Rinella G.; Agnello M.; Agrawal N.; Ahammed Z.; Ahmad S.; Ahn S.U.; Ahuja I.; Akindinov A.; Al-Turany M.; Al...espandi
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Utilizza questo identificativo per citare o creare un link a questo documento: https://hdl.handle.net/11585/951037
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