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Related papers: Photon-jet correlations in p-p and Pb-Pb collision…

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We present a comprehensive study of jet substructure observables in $pp$ and PbPb collisions at $\sqrt{s_{NN}} = 5.02$~TeV using a multi-phase transport model. To suppress background contamination, the constituent subtraction method is…

Nuclear Theory · Physics 2025-06-25 Xiang-Pan Duan , Tan Luo , Guo-Liang Ma

A new framework, called x-scape, for the combined study of both hard and soft transverse momentum sectors in high energy proton-proton ($p$-$p$) and proton-nucleus ($p$-$A$) collisions is set up. A dynamical initial state is set up using…

Two-dimensional (2D) jet tomography is a promising tool to study jet medium modification in high-energy heavy-ion collisions. It combines gradient (transverse) and longitudinal jet tomography for selection of events with localized initial…

High Energy Physics - Phenomenology · Physics 2024-02-02 Yu-Xin Xiao , Yayun He , Long-Gang Pang , Hanzhong Zhang , Xin-Nian Wang

This paper presents a measurement of jet-track correlations in photon-jet events, using 1.72 nb$^{-1}$ of Pb+Pb data at $\sqrt{s_{\text{NN}}}$ = 5.02 TeV recorded with the ATLAS detector at the LHC. Events with energetic photon-jet pairs…

Nuclear Experiment · Physics 2025-05-06 ATLAS Collaboration

Within a multiphase transport model, medium modifications of differential jet shapes are investigated in Pb+Pb collisions at $\sqrt{s_{_{\rm NN}}}$ = 2.76 TeV. The differential jet shapes are significantly modified by the strong…

Nuclear Theory · Physics 2014-02-07 Guo-Liang Ma

We report a systematic study of Z+jet correlation in Pb+Pb collisions at the LHC by combining the next-leading-order matrix elements calculations with matched parton shower in Sherpa for the initial Z+jet production, and Linear Boltzmann…

Nuclear Theory · Physics 2019-02-20 Shan-Liang Zhang , Tan Luo , Xin-Nian Wang , Ben-Wei Zhang

As the partons in a jet propagate through the quark-gluon plasma (QGP) produced in a heavy-ion collision, they lose energy to, kick, and are kicked by the medium. The resulting modifications to the parton shower encode information about the…

High Energy Physics - Phenomenology · Physics 2024-10-11 Hannah Bossi , Arjun Srinivasan Kudinoor , Ian Moult , Daniel Pablos , Ananya Rai , Krishna Rajagopal

Interactions between jets and the quark-gluon plasma produced in heavy ion collisions are studied via the angular distributions of summed charged-particle transverse momenta (pt) with respect to both the leading and subleading jet axes in…

Nuclear Experiment · Physics 2016-11-23 CMS Collaboration

The precise reconstruction of jet transverse momenta in heavy-ion collisions is a challenging task. A major obstacle is the large number of uncorrelated (mainly) low-$p_\mathrm{T}$ particles overlaying the jets. Strong region-to-region…

Nuclear Experiment · Physics 2019-09-05 Rüdiger Haake

Photons resulting from jet-medium interactions offer the opportunity of studying the evolving quark distribution in a heavy ion collision. The spectra of jet-medium photons is presented within the JETSCAPE framework for two different energy…

High Energy Physics - Phenomenology · Physics 2023-01-03 Rouzbeh Modarresi Yazdi , Shuzhe Shi , Charles Gale , Sangyong Jeon

The Quark Gluon Plasma (QGP) produced in ultra relativistic heavy-ion collisions at the Large Hadron Collider (LHC) can be studied by measuring the modifications of jets formed by hard scattered partons which interact with the medium. We…

Nuclear Experiment · Physics 2020-07-01 ALICE Collaboration

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

In heavy-ion collisions, the quark-gluon plasma is expected to be produced, which is an almost perfect liquid that made up the Universe a few microseconds after the Big Bang. In these collisions, jets are also formed from hadronizing…

High Energy Physics - Experiment · Physics 2018-02-07 Monika Varga-Kofarago

Highly energetic jets are sensitive probes for the kinematics and the topology of nuclear collisions. Jets are produced in an early stage of the collision from hard-scattered partons, which fragment into a spray of charged and neutral…

Nuclear Experiment · Physics 2019-08-13 Rüdiger Haake

Jet-energy loss is an important sign of the creation of Quark-Gluon Plasma in heavy-ion collisions. High transverse momentum ($p_T$) partons are produced at the moment of initial hard scattering and are modified as a result of their…

High Energy Physics - Phenomenology · Physics 2023-07-18 Rouzbeh Modarresi Yazdi , Shuzhe Shi , Charles Gale , Sangyong Jeon

One of the major results from the study of high energy heavy ion collisions is the observation of jet quenching. The suppression of the number of jets observed in heavy ion collisions relative to pp collisions at the same energy scaled by…

Nuclear Experiment · Physics 2019-08-13 Megan Connors

With our coupled jet-fluid model, we study the nuclear modifications of full jets and jet structures for single inclusive jets and $\gamma$-jets in Pb+Pb collisions at $5.02$~ATeV and $2.76$~ATeV. The in-medium evolution of full jet shower…

Nuclear Theory · Physics 2020-01-01 Ning-Bo Chang , Yasuki Tachibana , Guang-You Qin

Jets are produced by processes involving high momentum transfer of initial partons at high energies. Comparing jet production in pp and nucleus-nucleus collisions will allow us to study the jet-quenching effect caused by the hot and dense…

High Energy Physics - Experiment · Physics 2019-12-12 Yongzhen Hou

Experimental probes of the Quark-Gluon Plasma (QGP) generated in heavy-ion collisions span a broad range in momentum scale: low transverse momentum (low $p_T$) measurements probe collective dynamics, while high $p_T$ measurements probe the…

Nuclear Theory · Physics 2025-12-12 Lipei Du , P. M. Jacobs

The production of jets is studied in collisions of virtual photons, gamma*-p and gamma*-gamma*, specifically for applications at HERA and LEP2. Photon flux factors are convoluted with matrix elements involving either direct or resolved…

High Energy Physics - Phenomenology · Physics 2011-07-19 Christer Friberg