English
Related papers

Related papers: Directional dead-cone effect in QCD matter

200 papers

Utilizing the generalized factorization of twist-4 processes, we derive the modified heavy quark fragmentation function after considering the gluon radiation induced by multiple scattering in DIS. It is found that the mass effects of heavy…

Nuclear Theory · Physics 2017-08-23 Ben-Wei Zhang

Within the framework of the generalized QCD factorization formalism, we perform the first global analysis of the jet transport coefficient ($\hat q$) for cold nuclear matter. The analysis takes into account the world data on transverse…

High Energy Physics - Phenomenology · Physics 2021-03-03 Peng Ru , Zhong-Bo Kang , Enke Wang , Hongxi Xing , Ben-Wei Zhang

The interaction of a jet with the medium created in heavy-ion collisions is not yet fully understood from a QCD perspective. This is mainly due to the non-perturbative nature of this interaction which affects both transverse jet momentum…

High Energy Physics - Phenomenology · Physics 2022-12-20 Guy D. Moore , Soeren Schlichting , Niels Schlusser , Ismail Soudi

Heavy quarks are valuable probes of the electromagnetic field and the initial condition of the quark-gluon plasma (QGP) matter produced in high-energy nuclear collisions. Within an improved Langevin model that is coupled to a…

Nuclear Theory · Physics 2022-05-18 Ze-Fang Jiang , Shanshan Cao , Wen-Jing Xing , Xiang-Yu Wu , C. B. Yang , Ben-Wei Zhang

We extend our investigation of heavy quark transport coefficients in the effective dynamical quasiparticle model (DQPM) -- which reproduces nonperturbative QCD phenomena in the strongly interacting quark-gluon plasma (sQGP) according to…

High Energy Physics - Phenomenology · Physics 2025-07-08 Ilia Grishmanovskii , Taesoo Song , Carsten Greiner , Elena Bratkovskaya

The angular structure of collisional and radiative energy losses of a hard parton jet propagating through the quark-gluon plasma is analyzed. The possibility to observe the energy losses of quark- and gluon-initiated jets in dense…

High Energy Physics - Phenomenology · Physics 2016-09-06 I. P. Lokhtin

Thermalized matter created in non-central relativistic heavy-ion collisions is expected to be tilted in the reaction plane with respect to the beam axis. The most notable consequence of this forward-backward symmetry breaking is the…

Nuclear Theory · Physics 2018-05-11 Sandeep Chatterjee , Piotr Bożek

Kinetic and chemical equilibrations play important roles in the formation of the quark-gluon plasma (QGP) in relativistic heavy-ion collisions (HICs). These processes further influence the production of hard and electromagnetic probes in…

High Energy Physics - Phenomenology · Physics 2023-12-08 Xiaojian Du

We study the energy loss of a quark moving in a strongly coupled QGP under the influence of anisotropy. The heavy quark drag force, diffusion coefficient, and jet quenching parameter are calculated using the Einstein-Maxwell-dilaton model,…

High Energy Physics - Phenomenology · Physics 2023-07-26 Qi Zhou , Ben-Wei Zhang

The thermoelectric behaviour of quark-gluon plasma has been studied within the framework of an effective kinetic theory by adopting a quasiparticle model to incorporate the thermal medium effects. The thermoelectric response of the medium…

High Energy Physics - Phenomenology · Physics 2021-03-29 Manu Kurian

The dynamics of shower development for a jet traveling through the QGP involves a variety of scales, one of them being the heavy quark mass. Even though the mass of the heavy quarks plays a subdominant role during the high virtuality…

Hot QCD medium effects have been studied in the effective quasi-particle description of quark-gluon plasma. This model encodes the collective excitation of gluons and quarks/anti-quarks in the thermal medium in terms of effective quarks and…

Nuclear Theory · Physics 2018-01-03 Manu Kurian , Vinod Chandra

Within the context of a hybrid strong/weak coupling model of jet quenching, we study the modification of the angular distribution of the energy within jets in heavy ion collisions, as partons within jet showers lose energy and get kicked as…

High Energy Physics - Phenomenology · Physics 2017-04-26 Jorge Casalderrey-Solana , Doga Gulhan , Guilherme Milhano , Daniel Pablos , Krishna Rajagopal

We study the origin of the directed flow of charged particles produced in relativistic heavy-ion collisions. Three different initial conditions, Boz$\dot{\textrm{e}}$k-Wyskiel, CCNU and Shen-Alzhrani, of energy density distributions are…

High Energy Physics - Phenomenology · Physics 2022-03-04 Ze-Fang Jiang , Shanshan Cao , Xiang-Yu Wu , C. B. Yang , Ben-Wei Zhang

Reconstructed jets initiated from heavy quarks provide a powerful tool to probe the properties of the quark-gluon plasma (QGP) and to explore the mass hierarchy of jet quenching. In this article, we review the recent theoretical progresses…

Nuclear Theory · Physics 2023-03-31 Sa Wang , Wei Dai , Enke Wang , Xin-Nian Wang , Ben-Wei Zhang

In this article we investigate how the energy and momentum deposited by partonic dijets in the quark-gluon plasma may perturb the geometry-induced hydrodynamic expansion of the bulk nuclear matter created in heavy ion collisions at RHIC.…

Nuclear Theory · Physics 2015-10-28 Rone P. G. Andrade , Jorge Noronha , Gabriel S. Denicol

The jet quenching parameter $\hat{q}$ is analyzed for a quark jet propagating in an anisotropic plasma. The momentum anisotropy is calculated at high temperature of the underlying quark-gluon plasma. $\hat{q}$ is explicitly estimated in…

High Energy Physics - Phenomenology · Physics 2009-10-16 Rolf Baier , Yacine Mehtar-Tani

Recent theoretical developments in the description of jet evolution in the quark gluon plasma have allowed to account for the effects of hydrodynamic gradients in the medium modified jet spectra. These constitute a crucial step towards…

High Energy Physics - Phenomenology · Physics 2023-08-03 João Barata , José Guilherme Milhano , Andrey V. Sadofyev

We propose an identified heavy quark jet observable to discriminate between weakly coupled pQCD and strongly coupled AdS/CFT models of quark gluon plasma dynamics in ultra-relativistic nuclear collisions at RHIC and LHC energies. These…

High Energy Physics - Phenomenology · Physics 2015-05-13 Barbara Betz , Miklos Gyulassy , Jorge Noronha , Giorgio Torrieri

QCD jets provide one of the best avenues to extract information about the quark-gluon plasma produced in the aftermath of ultra relativistic heavy ions collisions. The structure of jets is determined by multiparticle quantum interference…

High Energy Physics - Phenomenology · Physics 2022-10-20 João Barata , Xiaojian Du , Meijian Li , Wenyang Qian , Carlos A. Salgado