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Related papers: Heavy Flavour Jet Substructure

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Heavy and light quarks produced in high-$p_T$ partonic collisions radiate differently. Heavy quarks regenerate their color field, stripped-off in the hard reaction, much faster than the light ones and radiate a significantly smaller…

High Energy Physics - Phenomenology · Physics 2023-07-31 B. Z. Kopeliovich , J. Nemchik , I. K. Potashnikova , Ivan Schmidt

A general overview on the role of heavy quarks as probes of the medium formed in high energy nuclear collisions is presented. Experimental data compared to model calculations at low and moderate pT are exploited to extract information on…

High Energy Physics - Phenomenology · Physics 2015-06-22 Andrea Beraudo

Heavy flavor jets provide ideal tools to probe the mass effect on jet substructure in both vacuum and quark-gluon plasma (QGP). Energy-energy correlator (EEC) is an excellent jet substructure observable owning to its strong sensitivity to…

High Energy Physics - Phenomenology · Physics 2024-09-20 Wen-Jing Xing , Shanshan Cao , Guang-You Qin , Xin-Nian Wang

We study jet substructures of a boosted polarized top quark, which undergoes the semileptonic decay $t\to b\ell\nu$, in the perturbative QCD framework. The jet mass distribution (energy profile) is factorized into the convolution of a hard…

High Energy Physics - Phenomenology · Physics 2015-06-19 Yoshio Kitadono , Hsiang-nan Li

We present results for the quenching, elliptic flow and azimuthal correlations of heavy flavour particles in high-energy nucleus-nucleus collisions obtained through the POWLANG transport setup, developed in the past to study the propagation…

High Energy Physics - Phenomenology · Physics 2015-06-23 A. Beraudo , A. De Pace , M. Monteno , M. Nardi , F. Prino

We present a comprehensive review of the physics of hadron and jet production at large transverse momentum in high-energy nucleus-nucleus collisions. Emphasis is put on experimental and theoretical "jet quenching" observables that provide…

Nuclear Experiment · Physics 2015-05-13 David d'Enterria

We present heavy-flavor production in association with one jet in hadronic collisions matched to parton shower Monte Carlo predictions at next-to-leading order QCD with account of top-quark decays and spin correlations. We use the POWHEGBOX…

High Energy Physics - Phenomenology · Physics 2012-06-11 Simone Alioli , Juan Fuster , Adrian Irles , Sven-Olaf Moch , Peter Uwer , Marcel Vos

An overview is given of the theoretical developments on heavy quarks and quarkonia in heavy-ion collisions as reported at the "Hard and EM Probes 2018" conference. Specifically, we address progress in the understanding of heavy-flavor…

Nuclear Theory · Physics 2019-01-23 Ralf Rapp

In the past decade the observation of cross section modification for leading hadrons, heavy flavor and two particle correlations in heavy ion collisions has provided important insights into the dynamics of parton propagation in dense…

High Energy Physics - Phenomenology · Physics 2015-06-23 Ivan Vitev

Measurements in heavy-flavour azimuthal angular correlation provide insight into the production, propagation, and hadronization of heavy-flavour jets in ultra-relativistic hadronic and heavy-ion collisions. These measurements across…

High Energy Physics - Phenomenology · Physics 2023-01-31 Ravindra Singh , Swapnesh Khade , Ankhi Roy

We introduce a jet shape observable defined for an ensemble of jets in terms of two-particle angular correlations and a resolution parameter R. This quantity is infrared and collinear safe and can be interpreted as a scaling exponent for…

High Energy Physics - Phenomenology · Physics 2015-06-03 Martin Jankowiak , Andrew J. Larkoski

We demonstrate that jet observables are highly sensitive to the characteristics of the vacuum and the in-medium QCD parton showers and propose techniques that exploit this sensitivity to constrain the mechanism of quark and gluon energy…

High Energy Physics - Phenomenology · Physics 2010-04-08 Ivan Vitev , Ben-Wei Zhang

We review recent developments in the QCD description of jet production and modification in reactions with heavy nuclei at relativistic energies. Our goal is to formulate a perturbative expansion in the presence of nuclear matter that allows…

High Energy Physics - Phenomenology · Physics 2011-05-27 I. Vitev

For the $N$-point energy correlator in the collinear limit, the largest projected angle $R$ in the large $N$ limit can be viewed as the radius of the jet that encompasses all the collinear core particles, while contributions from soft…

High Energy Physics - Phenomenology · Physics 2025-10-02 Lin Dai , Chul Kim , Adam K. Leibovich

We provide a novel development in jet physics by predicting the energy profiles of light-quark and gluon jets in the framework of perturbative QCD. Resumming large logarithmic contributions to all orders in the coupling constant, our…

High Energy Physics - Phenomenology · Physics 2013-05-29 Hsiang-nan Li , Zhao Li , C. -P. Yuan

We study jet substructures of a boosted polarized top quark, which undergoes the hadronic decay $t\to b u\bar d$, in the perturbative QCD framework, focusing on the energy profile and the differential energy profile. These substructures are…

High Energy Physics - Phenomenology · Physics 2016-04-06 Yoshio Kitadono , Hsiang-nan Li

We study the reconstruction of high p_T hadronically-decaying top quarks at the LHC. The main challenge in identifying energetic top quarks is that the decay products become increasingly collimated. This reduces the efficacy of conventional…

High Energy Physics - Phenomenology · Physics 2009-06-11 Leandro G. Almeida , Seung J. Lee , Gilad Perez , Ilmo Sung , Joseph Virzi

The suppression of hadron p_T spectra in high energy central heavy-ion collisions compared to proton-proton collisions, referred to as 'jet-quenching', is currently attributed to partonic energy loss in the hot medium created in the…

High Energy Physics - Phenomenology · Physics 2008-11-26 Stephane Peigne

A new implementation of the general PQCD formalism of Collins, including heavy quark mass effects, is described. Important features that contribute to the accuracy and efficiency of the calculation of both neutral current (NC) and charged…

High Energy Physics - Phenomenology · Physics 2010-10-27 W. K. Tung , H. L. Lai , A. Belyaev , J. Pumplin , D. Stump , C. -P. Yuan

Multiplicity of sets of soft jets with energies ranging in some interval is determined. The possible role of collective effects is discussed.

High Energy Physics - Phenomenology · Physics 2009-11-11 I. M. Dremin
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