Speaker
Sebastian Tapia Araya
(Federico Santa Maria Technical University (CL))
Description
The in-medium suppression of J/ψ production in heavy-ion collisions, with respect to pp collisions, serves as a sensitive probe for studying the quark gluon plasma. A full assessment of the suppression requires understanding effects present in the hot and dense medium in the Pb+Pb collisions as well as cold nuclear effects in the small p+Pb collision. Based on Pb+Pb collision data collected in 2015 at the LHC, the ATLAS experiment has studied J/ψ production via the dimuon decay channel. The charmonium states are separated into contributions from B-hadron decays and prompt production.
Preferred Track | Quarkonia |
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Collaboration | ATLAS |
Primary author
Sebastian Tapia Araya
(Federico Santa Maria Technical University (CL))