Medium modifications of heavy-flavor jet angularities in heavy-ion collisions

Not scheduled
20m
China Hotel

China Hotel

122 Liu Hua Road, Yue Xiu District, Guangzhou 510015

Speaker

Yao Li

Description

We present the first theoretical study of heavy-flavor jet angularities ($\lambda^{\kappa}_{\alpha}$) in Pb+Pb collisions at $\sqrt{s_{\rm NN}}=$ 5.02 TeV. The initial production of heavy-flavor jets is carried out using the POWHEG+PYTHIA8 prescription, while the jet evolution in the quark-gluon plasma (QGP) is described by the SHELL transport model. In p+p collisions, we observe narrower angularity distributions for the D$^0$-tagged jets compared to inclusive jets, consistent with the ALICE preliminary results. We then demonstrate that jet quenching in the QGP may slightly widen the angularity distributions of both inclusive and D$^0$-tagged jets in Pb+Pb collisions relative to p+p at $10 20$ GeV/c due to the strong influence of the selection bias.

Primary authors

Ben-Wei Zhang (Central China Normal University) Dr Sa Wang (China Three Gorges University) Dr Shi-Yong Chen (Huang Gang Normal University) WeiXi Kong (Central China Normal University) Yao Li

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