In:
Journal of High Energy Physics, Springer Science and Business Media LLC, Vol. 2023, No. 6 ( 2023-06-27)
Kurzfassung:
We report a new measurement of the production of electrons from open heavy-flavor hadron decays (HFEs) at mid-rapidity (| y | 〈 0.7) in Au+Au collisions at $$ \sqrt{s_{\textrm{NN}}} $$ s NN = 200 GeV. Invariant yields of HFEs are measured for the transverse momentum range of 3 . 5 〈 p T 〈 9 GeV/ c in various configurations of the collision geometry. The HFE yields in head-on Au+Au collisions are suppressed by approximately a factor of 2 compared to that in p + p collisions scaled by the average number of binary collisions, indicating strong interactions between heavy quarks and the hot and dense medium created in heavy-ion collisions. Comparison of these results with models provides additional tests of theoretical calculations of heavy quark energy loss in the quark-gluon plasma.
Materialart:
Online-Ressource
ISSN:
1029-8479
DOI:
10.1007/JHEP06(2023)176
Sprache:
Englisch
Verlag:
Springer Science and Business Media LLC
Publikationsdatum:
2023
ZDB Id:
2027350-2