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Related papers: Jet charge in high energy nuclear collisions

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While strong attenuation of single particle production and particle correlations has provided convincing evidence for large parton energy loss in the QGP, its application to jet tomography has inherent limitations due to the inclusive…

High Energy Physics - Phenomenology · Physics 2009-11-18 Ben-Wei Zhang

Collisions of heavy ion nuclei at relativistic speeds (close to the speed of light) creates a high temperature and very dense form of matter, now known to consist of de-confined quarks and gluons, named the quark gluon plasma (QGP). In this…

High Energy Physics - Experiment · Physics 2018-03-13 Raghav Kunnawalkam Elayavalli

Hard-scattered partons provide an ideal probe for the study of the Quark-Gluon Plasma because they are produced prior to the formation of the QCD medium in heavy-ion collisions. Jet production is therefore susceptible to modifications…

Nuclear Experiment · Physics 2019-08-13 Salvatore Aiola

Heavy-flavor jets are powerful tools to gain insight into the in-medium partonic energy-loss mechanisms and the quark-gluon plasma's (QGP) transport properties in high-energy nuclear collisions. In this work we present the first theoretical…

High Energy Physics - Phenomenology · Physics 2023-08-30 Yao Li , Sa Wang , Ben-Wei Zhang

Jets produced in high-energy heavy-ion collisions are modified compared to those in proton-proton collisions due to their interaction with the deconfined, strongly-coupled quark-gluon plasma (QGP). In this work, we employ machine learning…

High Energy Physics - Phenomenology · Physics 2022-10-17 Yue Shi Lai , James Mulligan , Mateusz Płoskoń , Felix Ringer

Jet production in relativistic heavy ion collisions is studied using Pb+Pb collisions at a center of mass energy of 2.76 TeV per nucleon. The measurements reported here utilize data collected with the ATLAS detector at the LHC from the 2010…

Nuclear Experiment · Physics 2012-08-27 Aaron Angerami

Central lead-lead collisions at the LHC energies may pose a particular challenge for jet identification as multiple jets are produced per each collision event. We simulate the jet evolution in central Pb-Pb events at $\sqrt{s_{\rm NN}} =…

Nuclear Theory · Physics 2020-01-15 Iurii Karpenko , Joerg Aichelin , Pol Gossiaux , Martin Rohrmoser , Klaus Werner

The LHC data on jet fragmentation function and jet shapes in PbPb collisions at center-of-mass energy 2.76 TeV per nucleon pair are analyzed and interpreted in the frameworks of PYQUEN jet quenching model. A specific modification of…

High Energy Physics - Phenomenology · Physics 2015-10-28 I. P. Lokhtin , A. A. Alkin , A. M. Snigirev

The aim of this study is to set a baseline for the jet quenching measurements of the Quark Gluon Plasma (QGP) formed in the large system size Nucleus-Nucleus (A-A) at top central collisions, via studying simulated small system size,…

High Energy Physics - Experiment · Physics 2020-01-29 M. T. AlFiky , O. T. ElSherif , A. M. Hamed

Three jet events arising from decays of the $Z^0$ boson, collected by the DELPHI detector at LEP, were used to measure differences in the properties of quark and gluon jet fragmentation. Gluon jets were anti-tagged in $b\bar{b}g$ events, by…

High Energy Physics - Experiment · Physics 2007-05-23 S. Marti i Garcia

The modifications imprinted on jets due to their interaction with Quark Gluon Plasma (QGP) are assessed by comparing samples of jets produced in nucleus-nucleus collisions and proton-proton collisions. The standard procedure ignores the…

High Energy Physics - Phenomenology · Physics 2024-10-07 Liliana Apolinário , Lénea Luís , José Guilherme Milhano , João M. Silva

The first LHC data on high transverse momentum hadron and dijet spectra in PbPb collisions at center-of-mass energy 2.76 TeV per nucleon pair are analyzed in the frameworks of PYQUEN jet quenching model. The presented studies for the…

High Energy Physics - Phenomenology · Physics 2011-05-26 I. P. Lokhtin , A. V. Belyaev , A. M. Snigirev

The ALICE Collaboration reports measurements of the semi-inclusive distribution of charged-particle jets recoiling from a high transverse momentum (high $p_{\rm T}$) charged hadron, in pp and central Pb$-$Pb collisions at center-of-mass…

Nuclear Experiment · Physics 2024-09-30 ALICE Collaboration

The production of jets associated to bottom quarks is measured for the first time in PbPb collisions at a center-of-mass energy of 2.76 TeV per nucleon pair. Jet spectra are reported in the transverse momentum (pt) range of 80-250 GeV, and…

Nuclear Experiment · Physics 2014-10-01 CMS Collaboration

Energetic quarks and gluons traversing a hot and dense quark-gluon plasma deposit energy and momentum into the medium before hadronizing to collimated sprays of particles, known as jets. This energy-momentum deposition is expected to…

Nuclear Experiment · Physics 2026-03-03 CMS Collaboration

Medium modification of $\gamma$-tagged jets in high-energy heavy-ion collisions is investigated within a linearized Boltzmann transport model which includes both elastic parton scattering and induced gluon emission. In Pb+Pb collisions at…

High Energy Physics - Phenomenology · Physics 2015-10-28 Xin-Nian Wang , Yan Zhu

We propose a modified definition of the jet charge, the "dynamic jet charge", where the constant jet momentum fraction weighting parameter, $\kappa$, in the standard jet charge definition is generalized to be a function of a dynamical…

High Energy Physics - Phenomenology · Physics 2021-05-05 Zhong-Bo Kang , Xiaohui Liu , Sonny Mantry , M. C. Spraker , Tyler Wilson

In this study, energy-energy correlator (EEC) distributions for the $\rm D^0$, $\rm B^0$-tagged, inclusive, and the PYTHIA generated pure quark jets are computed in pp, p+Pb, and Pb+Pb collisions at \sqrts =5.02 TeV for a same jet…

High Energy Physics - Phenomenology · Physics 2024-10-08 Ke-Ming Shen , Shi-Yong Chen , Yu-Jie Huang , Wei Dai , Ben-Wei Zhang

Theoretical and experimental advances in understanding light jet production and modification in Pb+Pb reactions at a center-of-mass energy 2.76 TeV have been a highlight of the LHC heavy ion program. At the same time, the detailed…

High Energy Physics - Phenomenology · Physics 2013-10-11 Jinrui Huang , Zhong-Bo Kang , Ivan Vitev

One of the non-Abelian features of parton energy loss is the ratio $\Delta E_g/\Delta E_q=9/4$ between gluon and quark jets. Since jet production rate is dominated by quark jets at high $x_T=2p_T/\sqrt{s}$ and by gluon jets at low $x_T$,…

Nuclear Theory · Physics 2009-11-10 Qun Wang , Xin-nian Wang