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Related papers: Q-PYTHIA - a Monte Carlo implementation for jet qu…

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We study, in a pQCD calculation augmented by nuclear effects, the jet energy loss needed to reproduce the pi^0 spectra in Au+Au collisions at large p_T, measured by PHENIX at RHIC. The transverse width of the parton momentum distributions…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. Fai , G. G. Barnafoldi , M. Gyulassy , P. Levai , G. Papp , I. Vitev , Y. Zhang

We introduce multi-jet merging for deep inelastic scattering in the Vincia parton shower in the Monte Carlo event generator Pythia 8. Merging combines event samples of different parton multiplicities with logarithmically enhanced…

High Energy Physics - Phenomenology · Physics 2025-06-10 Ilkka Helenius , Joni O. Laulainen , Christian T. Preuss

Jet suppression and modification is a hallmark feature of heavy-ion collisions. This can be attributed to an accumulated set of effects, including radiative and elastic energy loss and reabsorption of thermalized energy within the jet cone,…

High Energy Physics - Phenomenology · Physics 2024-12-11 Alexandre Falcão , Konrad Tywoniuk

The status of the use of hard probes in heavy ion collisions at RHIC is reviewed. The discovery of strong jet quenching at RHIC is a major success. However, in order to make full use of this new phenomenon for full jet emission tomography…

Nuclear Experiment · Physics 2007-07-11 J. C. Dunlop

Measurements of jet substructure in ultra-relativistic heavy-ion collisions indicate that interactions with the quark-gluon plasma quench the jet showering process. Modern data-driven methods have shown promise in probing these…

High Energy Physics - Phenomenology · Physics 2024-12-02 Umar Sohail Qureshi , Raghav Kunnawalkam Elayavalli

After almost two decades of investigation, jet quenching has become a fundamental tool to study the properties of the QCD matter produced in high-energy nuclear collisions. Despite the large progress in both experimental and theoretical…

High Energy Physics - Phenomenology · Physics 2021-04-22 Xabier Feal , Carlos A. Salgado , Ricardo A. Vazquez

Jet quenching measurements using leading particles and their correlations suffer from known biases, which can be removed via direct reconstruction of jets in central heavy ion collisions. In this talk, we discuss several modern jet…

Nuclear Experiment · Physics 2008-09-10 Sevil Salur

Modification of the hard jet substructure in terms of the Soft Drop jet grooming algorithm observables is studied for three different scenarios of jet quenching in a quark-gluon plasma: i) an explicit enhancement of the parton splitting…

High Energy Physics - Phenomenology · Physics 2017-11-06 K. Lapidus , M. H. Oliver

Using a novel observable that relies on the momentum difference of the two most energetic subjets within a jet $\Delta S_{12}$ we study the internal structure of high-energy jets simulated by several Monte Carlo event generators that…

High Energy Physics - Phenomenology · Physics 2018-07-03 Liliana Apolinário , José Guilherme Milhano , Mateusz Ploskon , Xiaoming Zhang

This article reviews recent advances in our understanding of the experimental aspects of jet-quenching and correlations in relativistic heavy-ion collisions at RHIC and LHC. Emphasis is put on correlation measurements, namely jet-like…

Nuclear Experiment · Physics 2023-07-19 Fuqiang Wang

We perform the first systematic study of the effects of multi-parton interactions (MPI's) in the context of jet quenching in heavy-ion collisions with the jet quenching model JEWEL. We use the simple MPI model of PYTHIA 6, on which JEWEL is…

High Energy Physics - Phenomenology · Physics 2024-07-04 Andrecia Ramnath , Korinna Zapp

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

We examine the problem of jet reconstruction at heavy-ion colliders using jet-area-based background subtraction tools as provided by FastJet. We use Monte Carlo simulations with and without quenching to study the performance of several jet…

High Energy Physics - Phenomenology · Physics 2011-02-11 Matteo Cacciari , Juan Rojo , Gavin P. Salam , Gregory Soyez

The "jet-quenching" interpretation of suppressed high-pT hadron production at RHIC implies that jet multiplicity distributions and jet-like particle correlations in heavy-ion collisions at RHIC and LHC differ strongly from those seen at…

High Energy Physics - Phenomenology · Physics 2007-05-23 Nicolas Borghini , Urs Achim Wiedemann

To probe the properties of the quark-gluon plasma created in heavy-ion collisions, a very useful class of observables refers to the propagation of energetic jets. A jet is a collimated spray of particles generated via successive parton…

High Energy Physics - Phenomenology · Physics 2020-10-07 Paul Caucal

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

Jet modification in heavy-ion collisions is an important probe of the nature and structure of the quark-gluon plasma (QGP) produced in these collisions and also encodes information about how the wakes that jets excite in a droplet of QGP…

High Energy Physics - Phenomenology · Physics 2020-09-09 Jasmine Brewer , Quinn Brodsky , Krishna Rajagopal

We present data-driven methods for the full reconstruction of jets in heavy ion collisions, for inclusive and co-incidence jet measurements at both RHIC and LHC. The complex structure of heavy ion events generates a large background of…

High Energy Physics - Experiment · Physics 2012-10-05 G. O. V. de Barros , Bo Fenton-Olsen , Peter Jacobs , Mateusz Ploskon

The first evidence of jet quenching was observed at RHIC via suppression of single high $p_T$ hadron $R_{AA}$ and the disappearance of the away-side jet peak in two-particle correlations. Since then, hadron $R_{AA}$ and two-particle…

Nuclear Experiment · Physics 2021-02-03 Anthony Hodges , PHENIX Collaboration

The modification of jet substructure in relativistic heavy-ion collisions is studied using JETSCAPE, a publicly available software package containing a framework for Monte Carlo event generators. Multi-stage jet evolution in JETSCAPE…