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The physics of the quenching of hard jets in dense matter is briefly reviewed. This is presented within the framework of the partonic medium modification of the fragmentation functions. Modifications in both deeply inelastic scattering…

Nuclear Theory · Physics 2009-11-11 A. Majumder

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

We investigate the medium induced fragmentation of jets in a high-temperature QCD plasma. Based on an effective kinetic theory of QCD, we study the non-equilibrium evolution of the jet shower and the chemical equilibration of jet fragments…

High Energy Physics - Phenomenology · Physics 2020-09-08 Soeren Schlichting , Ismail Soudi

We describe a method to measure and subtract the incoherent component of energy flow arising from multiple interactions from jet shape/substructure observables of ultra-massive jets. The amount subtracted is a function of the jet shape…

High Energy Physics - Phenomenology · Physics 2013-05-29 Raz Alon , Ehud Duchovni , Gilad Perez , Aliaksandr P. Pranko , Pekka K. Sinervo

We calculate the jet shape and the jet cross section in heavy ion collisions using soft-collinear effective theory (SCET) and its extension with Glauber gluon interactions in the medium (SCET$_{\rm G}$). We use the previously developed…

High Energy Physics - Phenomenology · Physics 2016-05-25 Yang-Ting Chien , Ivan Vitev

Jet quenching and more generally physics at high transverse momentum P_T scales is a cornerstone of the heavy-ion physics program at the LHC. In this work, the current understanding of jet quenching in terms of a QCD shower evolution being…

High Energy Physics - Phenomenology · Physics 2015-06-17 Thorsten Renk

We present a new definition of the jet quenching parameter $\hat{q}$ in a weakly-coupled quark-gluon plasma undergoing boost-invariant longitudinal expansion. We propose a boost-invariant definition of $\hat{q}$, which is proportional to…

High Energy Physics - Phenomenology · Physics 2018-12-19 Edmond Iancu , Pieter Taels , Bin Wu

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

Monte Carlo approaches are a powerful tool in collider physics as they allow to make theory-data comparison on complex multi-particle observables, otherwise difficult for perturbative calculations. In heavy-ion collisions, there is a…

High Energy Physics - Phenomenology · Physics 2019-05-03 Liliana Apolinário

Motivated by the new results obtained in heavy-ion collision experiments at the LHC, several extensions of the standard calculations of energy loss have been made recently. In this manuscript, I provide a short overview of some of the…

High Energy Physics - Phenomenology · Physics 2013-10-23 Liliana Apolinário

We consider the bremsstrahlung energy loss of high energy partons moving in the quark-gluon plasma, at weak coupling. We show that the rates for these processes receive large O(g) corrections from classical (nonabelian) plasma physics…

High Energy Physics - Phenomenology · Physics 2010-06-18 Simon Caron-Huot

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

Nuclear Experiment · Physics 2019-06-26 Rüdiger Haake , Constantin Loizides

The internal structure of jets produced in pp collisions at the LHC is measured using the ATLAS detector in an inclusive jet sample corresponding to 35pb-1 of pp collisions at sqrt(s) = 7 TeV. Classical jet shape and energy flow…

High Energy Physics - Experiment · Physics 2019-08-13 David W. Miller

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 utilize the technology of open quantum systems in conjunction with the recently developed effective field theory for forward scattering to address the question of massless jet propagation through a weakly-coupled quark-gluon plasma in…

High Energy Physics - Phenomenology · Physics 2021-08-03 Varun Vaidya , Xiaojun Yao

Jet quenching, a standard signature of quark--gluon plasma (QGP) formation in which jets lose energy by traversing the medium, comprises a well-studied set of observables in heavy-ion collisions. Significant questions remain, however,…

Nuclear Experiment · Physics 2022-10-07 Caitlin Beattie

We study the radiative energy loss of hard partons in a soft medium in the multiple soft scattering approximation. The soft medium is described by a 3D hydrodynamical model and we treat the averaging over all possible parton paths through…

Nuclear Theory · Physics 2008-11-26 Thorsten Renk , Joerg Ruppert , Chiho Nonaka , Steffen A. Bass

Jet quenching in high-energy heavy-ion collisions can be used to probe properties of hot and dense quark-gluon plasma. We provide a brief introduction to the concept and framework for the study of jet quenching. Different approaches and…

High Energy Physics - Phenomenology · Physics 2015-12-09 Guang-You Qin , Xin-Nian Wang

In a series of previous papers, we have presented a new approach, based on perturbative QCD, for the evolution of a jet in a dense quark-gluon plasma. In the original formulation, the plasma was assumed to be homogeneous and static. In this…

High Energy Physics - Phenomenology · Physics 2021-05-12 Paul Caucal , Edmond Iancu , Gregory Soyez

In this work, we investigate possible impacts that the behavior of the Quark-Gluon Plasma might have on Jet Observables. We choose JEWEL (Jet Evolution With Energy Loss) for this study. We have coupled JEWEL with $\rm T_RENTo$ and also with…

High Energy Physics - Phenomenology · Physics 2020-05-28 Fabio Canedo
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