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Related papers: The study of dense matter through jet modification

200 papers

Measurement of a jet geometry transition region is an important instrument of assessing the jet ambient medium properties, plasma bulk motion acceleration, parameters of a black hole and location of a jet launching radius. In this work we…

High Energy Astrophysical Phenomena · Physics 2024-12-02 E. E. Nokhrina

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 hard jets in dense matter has so far been described by four different formalisms based on perturbative QCD (pQCD). In these proceedings, we compare the various approximations made in these different schemes, especially…

Nuclear Theory · Physics 2008-10-09 A. Majumder

In a recent study [1] we have extended the opacity expansion approach to describe jet-medium interactions including medium motion effects in the context of heavy-ion collisions. We have computed color field of the in-medium sources,…

High Energy Physics - Phenomenology · Physics 2022-07-19 Andrey V. Sadofyev , Matthew D. Sievert , Ivan Vitev

With our coupled jet-fluid model, we study the nuclear modifications of full jets and jet structures for single inclusive jet and $\gamma$-jet events in relativistic heavy-ion collisions. The evolution of full jet showers is studied via a…

Nuclear Theory · Physics 2018-12-27 Ning-Bo Chang , Guang-You Qin , Yasuki Tachibana

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

The formulae for calculating jet fragmentation momentum, $<j_T^2>$, and parton transverse momentum, $<k_T^2>$, and conditional yield are discussed in two particle correlation framework. Additional corrections are derived to account for the…

Nuclear Experiment · Physics 2009-11-10 Jiangyong Jia

Two-dimensional (2D) jet tomography is a promising tool to study jet medium modification in high-energy heavy-ion collisions. It combines gradient (transverse) and longitudinal jet tomography for selection of events with localized initial…

High Energy Physics - Phenomenology · Physics 2024-02-02 Yu-Xin Xiao , Yayun He , Long-Gang Pang , Hanzhong Zhang , Xin-Nian Wang

The propagation and modification of hard-scattered partons in the QGP can be studied using various types of jet and jet-like correlation measurements. The STAR detector with its full azimuthal and large pseudorapidity acceptance, as well as…

Nuclear Experiment · Physics 2019-08-21 Alice Ohlson

We show that Jet Energy Correlation variables can be used effectively to discover and distinguish a wide variety of boosted light dijet resonances at the LHC through sensitivity to their transverse momentum and color structures.

High Energy Physics - Phenomenology · Physics 2017-10-16 R. Sekhar Chivukula , Kirtimaan A. Mohan , Dipan Sengupta , Elizabeth H. Simmons

We introduce a new 'quantile' analysis strategy to study the modification of jets as they traverse through a droplet of quark-gluon plasma. To date, most jet modification studies have been based on comparing the jet properties measured in…

High Energy Physics - Phenomenology · Physics 2019-09-18 Jasmine Brewer , José Guilherme Milhano , Jesse Thaler

Global transverse-momentum conservation induces correlations between any number of particles, which contribute in particular to the two- and three-particle correlations measured in heavy-ion collisions. These correlations are examined in…

Nuclear Theory · Physics 2008-11-26 Nicolas Borghini

Jet substructure observables are crucial for exploring the effects of the hot, dense medium and differentiating between quark and gluon jets. In this paper, we investigate the modification of jet shape by calculating the differential girth…

High Energy Physics - Phenomenology · Physics 2023-02-28 Si-Yu Tang , Wei Zhang , Wen-Di Deng , Cheng-De Tian , Fan Yang , Ren-Zhuo Wan

In the first talk I discuss the usefulness of jet grooming for testing jet quenching mechanisms, and I present a calculation of soft-drop jet mass distribution in proton-proton and heavy ion collisions. In the second talk I discuss the…

High Energy Physics - Phenomenology · Physics 2019-01-25 Yang-Ting Chien

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

High velocity jets are among the most prominent features of a wide class of planetary nebulae, but their origins are not understood. Several different types of physical model have been suggested to power the jets, but there is no consensus…

Solar and Stellar Astrophysics · Physics 2015-05-30 P. J. Huggins

A brief overview of jets and their central drivers is presented, with a focus on accreting black hole systems. In particular, scaling relations that elucidate some basic properties of the engines are derived, and the implications for the…

High Energy Astrophysical Phenomena · Physics 2015-05-18 Amir Levinson

Ultra-relativistic heavy-ion collisions are a window of opportunity to study QCD matter under extreme conditions of temperature and density, such as the quark-gluon plasma. Among the several possibilities, the study of jet quenching -…

High Energy Physics - Phenomenology · Physics 2015-05-26 Liliana Apolinário , Néstor Armesto , Guilherme Milhano , Carlos A. Salgado

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

The measurement of the arrival time of a particle, such as a lepton, a photon, or a pion, reaching the detector provides valuable information. A similar measurement for a hadronic final state, however, is much more challenging as one has to…

High Energy Physics - Phenomenology · Physics 2022-01-10 Wen Han Chiu , Zhen Liu , Matthew Low , Lian-Tao Wang