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Related papers: Nuclear effects on jet substructure observables at…

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In order to attribute the partonic energy loss experienced by jets (jet quenching) observed in A+A collisions to the traversal of partons through the hot QCD medium, it is necessary to examine the cold nuclear matter (CNM) effects on the…

Nuclear Experiment · Physics 2020-09-11 Isaac Mooney

We study the jet quenching effect in heavy ion collisions, based on medium-induced splitting functions calculated from Soft Collinear Effective Theory with Glauber Gluons. Our method is formulated in the language of DGLAP evolution…

High Energy Physics - Phenomenology · Physics 2015-06-23 Grigory Ovanesyan

We define a new strategy to scan jet substructure in heavy-ion collisions. The scope is multifold: (i) test the dominance of vacuum jet dynamics at early times, (ii) capture the transition from coherent to incoherent jet energy loss, and…

High Energy Physics - Phenomenology · Physics 2024-09-05 Leticia Cunqueiro , Daniel Pablos , Alba Soto-Ontoso , Martin Spousta , Adam Takacs , Marta Verweij

Key features of jet-medium interactions in heavy-ion collisions are modifications to the jet structure. Recent results from experiments at the LHC and RHIC have motivated several theoretical calculations and monte carlo models towards…

Nuclear Theory · Physics 2017-07-10 Raghav Kunnawalkam Elayavalli

The measured data on the nuclear modification factor for pions and reconstructed jets as well as on the high-pT elliptic flow at RHIC and LHC energies are compared to results from a linear pQCD and a highly non-linear hybrid AdS holographic…

High Energy Physics - Phenomenology · Physics 2015-09-04 Barbara Betz , Florian Senzel , Carsten Greiner , Miklos Gyulassy

Jets serve as powerful tomographic probes of the quark-gluon plasma (QGP) created in relativistic heavy-ion collisions. While the expanding landscape of jet observables reveals multi-faceted aspects of jet-medium interactions, a precise and…

Nuclear Theory · Physics 2026-02-12 Yichao Dang , Wen-Jing Xing , Shanshan Cao , 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

The two-prong structure related to the leading subjets inside a reconstructed jet opens new avenues toward precision constraints on the in-medium modification of parton showers. In this talk, we present the first resummed calculation of the…

High Energy Physics - Phenomenology · Physics 2018-12-11 Hai Tao Li , Ivan Vitev

The recent light-ion collision programme at RHIC and the LHC provides a unique opportunity to investigate the onset of quark-gluon plasma formation and parton energy loss in small systems. A quantitative interpretation of emerging jet…

High Energy Physics - Phenomenology · Physics 2026-03-04 Florian Jonas , Constantin Loizides , Aleksas Mazeliauskas , Petja Paakkinen , Nicolas Strangmann

The substructure of charged jets gets modified due to the presence of the medium in heavy-ion collisions which is an indication of redistribution of energy inside the jet cone. It helps to understand the energy loss mechanisms of jets in…

We explore a set of jet substructure observables that use grooming techniques such as the Soft Drop procedure by performing simulations with the hybrid strong/weak coupling model for jet quenching. The results obtained for the observables…

High Energy Physics - Phenomenology · Physics 2018-12-20 Jorge Casalderrey-Solana , Guilherme Milhano , Daniel Pablos , Krishna Rajagopal

The transverse momentum distributions of identified hadrons produced in Pb-Pb collisions at the Large Hadron Collider (LHC) are studied in the low and intermediate range for $p_T<5$ GeV/c. All four spectra ($\pi, K, p, \Lambda$) can be well…

Nuclear Theory · Physics 2013-05-29 Rudolph C. Hwa , Lilin Zhu

Recent data on the nuclear modification factor $R_{AA}$ of jet fragments in 2.76 ATeV Pb+Pb collisions at the Large Hadron Collider (LHC) indicate that the jet-medium coupling in a Quark-Gluon Plasma (QGP) is reduced at LHC energies and not…

Nuclear Theory · Physics 2013-05-30 Barbara Betz , Miklos Gyulassy

High energy quarks and gluons play essential roles in the tomographic study of relativistic heavy-ion collisions and of the quark-gluon plasma. They interact with the traversed dense matter through elastic and inelastic collisions, and lose…

High Energy Physics - Phenomenology · Physics 2012-10-25 Guang-You Qin

The inclusive transverse momentum (pt) distribution of hadrons inside jets produced in PbPb and pp collisions are simulated with the YaJEM and Pythia 6 Monte Carlo (MC) event generators. The effects of jet quenching are studied via the…

High Energy Physics - Phenomenology · Physics 2014-12-16 Redamy Pérez-Ramos

One of the most active areas of investigation in relativistic heavy-ion collisions is the study of the jet quenching phenomenon whereby hard partons lose their energy as they traverse the hot, dense matter created in such collisions. Strong…

Nuclear Experiment · Physics 2019-08-14 Matthew Nguyen

Modified thermal distributions (dispersion relations) are introduced within both the MATTER and LBT event generators used to describe jet modification in a heavy-ion collision, within the JETSCAPE framework. Hard partons, propagating…

High Energy Physics - Phenomenology · Physics 2026-01-08 Ritoban Datta , Abhijit Majumder

Understanding the properties of the quark-gluon plasma (QGP) that is produced in ultra-relativistic nucleus-nucleus collisions has been one of the top priorities of the heavy ion program at the LHC. Energetic jets are produced and…

High Energy Physics - Phenomenology · Physics 2015-06-23 Yang-Ting Chien

The medium modifications in the properties of QCD cascades are considered. In particular, the changes in the intrajet rapidity distributions due to medium-induced decoherence, collisional losses of cascade gluons and those of final…

Nuclear Theory · Physics 2011-03-03 A. Leonidov , V. Nechitailo

We confront a hybrid strong/weak coupling model for jet quenching to data from LHC heavy ion collisions. The model combines the perturbative QCD physics at high momentum transfer and the strongly coupled dynamics of non- abelian gauge…

High Energy Physics - Phenomenology · Physics 2015-11-26 Jorge Casalderrey-Solana , Doga Can Gulhan , Jose Guilherme Milhano , Daniel Pablos , Krishna Rajagopal