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Title: Can we observe jet PT-broadening in heavy-ion collisions at the LHC?

Abstract

We investigate the effect of PT-broadening on jet substructure observables in heavy-ion collisions at the LHC. As an example, we focus on the opening angle of the two branches that satisfy the soft drop grooming condition in a highly energetic jet. The medium modification of the angular distribution can provide important information on the jet transport properties of hot QCD matter. In addition, we take into account a change of the overall fraction of quark and gluon jets in heavy-ion collisions. We comment on the comparison to a recent measurement from the ALICE Collaboration.

Authors:
; ;
Publication Date:
Research Org.:
Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)
Sponsoring Org.:
USDOE Office of Science (SC), Nuclear Physics (NP); National Science Foundation (NSF)
OSTI Identifier:
1640249
Alternate Identifier(s):
OSTI ID: 1647621
Grant/Contract Number:  
AC02-05CH11231; ACI-1550228
Resource Type:
Published Article
Journal Name:
Physics Letters. B
Additional Journal Information:
Journal Name: Physics Letters. B Journal Volume: 808 Journal Issue: C; Journal ID: ISSN 0370-2693
Publisher:
Elsevier
Country of Publication:
Netherlands
Language:
English
Subject:
72 PHYSICS OF ELEMENTARY PARTICLES AND FIELDS

Citation Formats

Ringer, Felix, Xiao, Bo-Wen, and Yuan, Feng. Can we observe jet PT-broadening in heavy-ion collisions at the LHC?. Netherlands: N. p., 2020. Web. doi:10.1016/j.physletb.2020.135634.
Ringer, Felix, Xiao, Bo-Wen, & Yuan, Feng. Can we observe jet PT-broadening in heavy-ion collisions at the LHC?. Netherlands. https://doi.org/10.1016/j.physletb.2020.135634
Ringer, Felix, Xiao, Bo-Wen, and Yuan, Feng. Tue . "Can we observe jet PT-broadening in heavy-ion collisions at the LHC?". Netherlands. https://doi.org/10.1016/j.physletb.2020.135634.
@article{osti_1640249,
title = {Can we observe jet PT-broadening in heavy-ion collisions at the LHC?},
author = {Ringer, Felix and Xiao, Bo-Wen and Yuan, Feng},
abstractNote = {We investigate the effect of PT-broadening on jet substructure observables in heavy-ion collisions at the LHC. As an example, we focus on the opening angle of the two branches that satisfy the soft drop grooming condition in a highly energetic jet. The medium modification of the angular distribution can provide important information on the jet transport properties of hot QCD matter. In addition, we take into account a change of the overall fraction of quark and gluon jets in heavy-ion collisions. We comment on the comparison to a recent measurement from the ALICE Collaboration.},
doi = {10.1016/j.physletb.2020.135634},
journal = {Physics Letters. B},
number = C,
volume = 808,
place = {Netherlands},
year = {Tue Sep 01 00:00:00 EDT 2020},
month = {Tue Sep 01 00:00:00 EDT 2020}
}

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