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Hard probes created through large momentum transfers are used to study the properties of QCD matter created in heavy-ion collisions, by comparing the measurements to those in p+p collisions. Jets, and the "quenching" or suppression of jets…

Nuclear Experiment · Physics 2016-11-08 Nihar Ranjan Sahoo

The term 'tomography' is commonly applied to the idea of studying properties of a medium by the modifications this medium induces to a known probe propagating through it. In the context of ultrarelativistic heavy-ion collisions, rare high…

High Energy Physics - Phenomenology · Physics 2008-11-26 Thorsten Renk , Kari J. Eskola

Since the start of the heavy-ion collision programs at the Relativistic Heavy Ion Collider and the Large Hadron Collider, the study of jet modifications resulting from their interactions with the produced QCD matter has provided a unique…

High Energy Physics - Phenomenology · Physics 2024-01-10 Carlota Andres

Previous studies have demonstrated the utility and applicability of machine learning techniques to jet physics. In this paper, we construct new observables for the discrimination of jets from different originating particles exclusively from…

High Energy Physics - Phenomenology · Physics 2018-07-04 Kaustuv Datta , Andrew J. Larkoski

The evolution of jets showers in high energy nuclear collisions is influenced in various ways by the presence of a surrounding medium. The interaction of jet constituents with the medium can happen during the partonic stage of the jet,…

Nuclear Theory · Physics 2025-05-22 Arjun Sengupta , Rainer J. Fries

Current phenomenological studies of jet observables at colliders are clearly limited by the theoretical uncertainties inherent in the next-to-leading order QCD description. We discuss the recent progress made towards the calculation of QCD…

High Energy Physics - Phenomenology · Physics 2009-11-07 T. Gehrmann

Jets, as collections of multi-scale objects, allow for insight into perturbative (high-momentum) processes, but gaining an understanding of the non-perturbative structure within jets such as hadronization effects and the underlying event…

High Energy Physics - Phenomenology · Physics 2024-02-19 Isaac Mooney

The modification of hard jets in an extended static medium held at a fixed temperature is studied using three different Monte-Carlo event generators (LBT, MATTER, MARTINI). Each event generator contains a different set of assumptions…

Jets are extended multipartonic systems and serve as a powerful tool for investigating the dynamics of emergent phenomena driven by many body QCD interactions. In heavy ion collisions, starting from their production during the perturbative…

High Energy Physics - Phenomenology · Physics 2025-05-26 Balbeer Singh

Embedding symmetries in the architectures of deep neural networks can improve classification and network convergence in the context of jet substructure. These results hint at the existence of symmetries in jet energy depositions, such as…

High Energy Physics - Phenomenology · Physics 2024-10-08 Alexis Romero , Daniel Whiteson

These proceedings present a brief overview of the main results on jet-modifications in heavy ion collisions at RHIC. In heavy ion collisions, jets are studied using single hadron spectra and di-hadron correlations with a high-\pt{} trigger…

Nuclear Experiment · Physics 2008-08-07 M. van Leeuwen

Jets can be used to probe the physical properties of the high energy density matter created in collisions at the Relativistic Heavy Ion Collider (RHIC). Measurements of strong suppression of inclusive hadron distributions and di-hadron…

Nuclear Experiment · Physics 2019-08-13 Sevil Salur

The jet quenching phenomenon in heavy ion collisions provides a strong evidence of the modification of parton shower in the quark-gluon plasma. This contribution focuses on the hard probes of QGP using jets and summarizes the new…

High Energy Physics - Phenomenology · Physics 2016-09-20 Yang-Ting Chien

Jet production and jet substructure modification in heavy-ion collisions have played an essential role in revealing the in-medium evolution of parton showers and the determination of the properties of strongly-interacting matter under…

High Energy Physics - Phenomenology · Physics 2020-04-29 Hai Tao Li , Ivan Vitev

The modification of jets by interaction with the Quark Gluon Plasma has been extensively established through the comparison of observables computed for samples of jets produced in nucleus-nucleus collisions and proton-proton collisions. The…

High Energy Physics - Phenomenology · Physics 2025-11-17 Miguel Crispim Romão , João Arruda Gonçalves , José Guilherme Milhano

We discuss non-perturbative QCD contributions to jet observables, computing their dependence on the jet radius R, and on the colour and transverse momentum of the parton initiating the jet. We show, using analytic QCD models of power…

High Energy Physics - Phenomenology · Physics 2009-04-30 Mrinal Dasgupta , Lorenzo Magnea , Gavin P. Salam

We attempt to deduce simple options of `jet quenching' phenomena in heavy-ion collisions at $\snn=5.5 \tev$ at the LHC from the present knowledge of leading-hadron suppression at RHIC energies. In light of the nuclear modification factor…

High Energy Physics - Phenomenology · Physics 2009-11-11 C. Loizides

In these proceedings we report a recent calculation of the jet charge modification in heavy-ion relative to proton collisions at the LHC. Jets have played an essential role in constraining theories of in-medium parton shower evolution and…

High Energy Physics - Phenomenology · Physics 2020-09-09 Haitao Li , Ivan Vitev

In recent years, the study of dihadron correlations has been one of the primary methods used to investigate the propagation and modification of hard-scattered partons through the QGP. Due to recent advances in jet-finding algorithms, it is…

Nuclear Experiment · Physics 2019-08-13 Alice Ohlson

To precisely measure jets over a large background such as pile up in high luminosity p+p collisions at LHC, a new generation of jet reconstruction algorithms is developed. These algorithms are also applicable to reconstruct jets in the…

Nuclear Experiment · Physics 2014-11-20 Sevil Salur