13–17 Jun 2022
Paradise Hotel Busan
Asia/Seoul timezone

Elliptic and triangular flow of charmonia in heavy ion collisions

15 Jun 2022, 08:40
20m
GBR2

GBR2

Talk Heavy-flavor and Quarkonia PA-Heavy-flavor and Quarkonia

Speaker

Sungtae Cho

Description

We discuss elliptic and triangular flow of charmonia in heavy ion collisions based on the coalescence model. Starting from the investigation on transverse momentum distributions of charmonium states, we calculate elliptic and triangular flow of charmonium states produced at quark-hadron phase boundary by quark recombination. We show that the wave function distribution of charmonium states plays a significant role, especially in the production of charmonium states, leading to the transverse momentum distribution of the ψ(2S) meson as large as that of the J/ψ meson. On the other hand, we find that wave function distributions as well as feed-down contributions are averaged out for elliptic and triangular flow, resulting in similar elliptic and triangular flow for all charmonium states. Based on our evaluation of elliptic and triangular flow of charmonium states we also discuss the quark number scaling of elliptic and triangular flow for charmonium states in heavy ion collisions.

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