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Related papers: Jet Structure Studies in Small Systems

200 papers

The production of jets, and high momentum hadrons from jets, produced in deuteron ($d$)-$Au$ collisions at the relativistic heavy-ion collider (RHIC) and proton ($p$)-$Pb$ collisions at the large hadron collider (LHC) are studied as a…

Nuclear Theory · Physics 2018-05-16 Michael Kordell , Abhijit Majumder

It has been proposed to search for thermal and collective properties arising from parton-fragmentation processes by examining high jet charged-constituent multiplicities ($N_{\rm j,ch}$) in proton-proton (pp) collisions. This proposal was…

High Energy Physics - Phenomenology · Physics 2025-08-27 Robert Vertesi , Antonio Ortiz

Medium modifications of the $\gamma$-triggered jets are investigated with the Linear Boltzmann Transport (LBT) model in heavy-ion collisions with varying system sizes, focusing on centrality dependence in Pb+Pb and Xe+Xe collisions at the…

Nuclear Theory · Physics 2025-08-22 Yu-Xin Xiao , Qing-Fei Han , He-Xia Zhang , Hanzhong Zhang

The modification of jet shapes in PbPb collisions, relative to those in pp collisions, is studied for jets associated with an isolated photon. The data were collected with the CMS detector at the LHC at a nucleon-nucleon center-of-mass…

High Energy Physics - Experiment · Physics 2019-04-24 CMS Collaboration

We outline a novel approach to develop an in-medium shower Monte-Carlo event generator based on the higher-twist formalism of jet modification. By undoing one of the light-cone integrals which sets the corresponding light-cone momentum to…

Nuclear Theory · Physics 2013-08-09 Abhijit Majumder

The model to simulate jet quenching effect in ultrarelativistic heavy ion collisions is presented. The model is the fast Monte-Carlo tool implemented to modify a standard PYTHIA jet event. The model has been generalized to the case of the…

High Energy Physics - Phenomenology · Physics 2008-11-26 I. P. Lokhtin , A. M. Snigirev

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

We consider sample of inclusive photon+3jet events collected by the D0 experiment. The double parton fraction and effective cross section sigma_eff, a process-independent scale parameter related to the parton density inside the nucleon, are…

High Energy Physics - Experiment · Physics 2011-09-16 Dmitry Bandurin

Vacuum and medium modified fragmentation functions are used to study the properties of hadrons produced in hard interactions, in $p$-$p$ and $A$-$A$ collisions, respectively. We study the modification of reconstructed jets and high…

Nuclear Theory · Physics 2019-01-14 Chathuranga Sirimanna , Shanshan Cao , Abhijit Majumder

In this study, a comprehensive analysis of jets and underlying events as a function of charged particle multiplicity in proton-proton (pp) collisions at a center-of-mass energy of $\sqrt{s} = 7$ TeV is presented. Various Monte Carlo (MC)…

High Energy Physics - Phenomenology · Physics 2024-08-09 Maryam Waqar , Haifa I. Alrebdi , Muhammad Waqas , K. S. Al-mugren , Muhammad Ajaz

The last few years have seen community-wide excitement in the study of jet substructure derived from the inner workings of clustering algorithms. Such efforts have resulted in the design of new observables which are related to partonic…

High Energy Physics - Phenomenology · Physics 2022-09-13 Raghav Kunnawalkam Elayavalli

The Monte Carlo HYDJET++ model, that combines parametrized hydrodynamics with jets, is employed to study formation of second v_2 and fourth v_4 components of the anisotropic flow in ultrarelativistic heavy-ion collisions at energies of the…

High Energy Physics - Phenomenology · Physics 2013-03-12 L. Bravina , B. H. Brusheim Johansson , G. Eyyubova , E. Zabrodin

Jet-medium interaction involves two important effects: jet energy loss and medium response. The search for jet-induced medium excitations is one of the hot topics in jet quenching study in relativistic nuclear collisions. In this work, we…

High Energy Physics - Phenomenology · Physics 2022-03-09 Ao Luo , Ya-Xian Mao , Guang-You Qin , En-Ke Wang , Han-Zhong Zhang

The properties of multi-jet events impact many LHC analysis. The exclusive number of jets at hadron colliders can be described in terms of two simple patterns: staircase scaling and Poisson scaling. In photon plus jets production we can…

High Energy Physics - Phenomenology · Physics 2012-06-05 Peter Schichtel , Christoph Englert , Erik Gerwick , Tilman Plehn , Steffen Schumann

Events containing hadronically decaying heavy particles with large momentum, leading to so-called merged jets, are expected to play a significant role in both searches for new physics and measurements of Standard Model processes at the CERN…

High Energy Physics - Experiment · Physics 2011-09-06 Andrew Altheimer , Gustaaf Brooijmans

The Large Hadron Collider witnesses the highest ever production cross-section of double parton scattering processes. The production of a Z-boson along with two jets from double parton scattering provides a unique opportunity to explore the…

High Energy Physics - Phenomenology · Physics 2019-05-22 R. Kumar , M. Bansal , S. Bansal

We present a study of charge balance functions inside jets in proton-proton collisions at $\sqrt{s}=13.6$ TeV using the PYTHIA8 event generator. The balance function is a differential observable of opposite-charge correlations, which is…

High Energy Physics - Experiment · Physics 2026-02-04 Subash Chandra Behera , Arvind Khuntia

These proceedings report recent studies performed by the ALICE, ATLAS and CMS experiments on jet substructure in pp and Pb+Pb collisions at 5.02 TeV. The dependence of the modification of the jet shape on the dijet transverse moment um…

Nuclear Experiment · Physics 2022-09-21 Helena Santos

Studies on jet substructure have evolved significantly in recent years. Jet substructure is essentially determined by QCD radiations and non-perturbative effects. Predictions of jet substructure are usually different among Monte Carlo event…

High Energy Physics - Phenomenology · Physics 2015-09-30 Yasuhito Sakaki

The $R$-dependence of jet observables provides a new tool in understanding the interplay between the jet energy-loss mechanism and medium response in heavy-ion collisions. This work applies the Monte Carlo events generator JEWEL and PYTHIA,…