English
Related papers

Related papers: Determining the jet transport coefficient $\hat{q}…

200 papers

We report on our investigation in arXiv:2509.08881 of how recent jet substructure measurements constrain the resolution length $L_{\rm res}$ of the quark-gluon plasma formed in heavy-ion collisions. $L_{\rm res}$ is defined such that…

High Energy Physics - Phenomenology · Physics 2025-10-07 Arjun Srinivasan Kudinoor , Daniel Pablos , Krishna Rajagopal

Deep-inelastic $e^+p$ scattering data, taken with the H1 detector at HERA, are used to investigate jet production over a range of four-momentum transfers $150 < Q^2 < 15000 \mathrm{GeV}^2$ and transverse jet energies $5 < E_T < 50…

High Energy Physics - Experiment · Physics 2009-11-11 Thomas Kluge

Jet energy loss and single inclusive jet suppression in high-energy heavy-ion collisions are studied within a pQCD parton model that includes both elastic and radiative interactions between jet shower and medium partons as they propagate…

High Energy Physics - Phenomenology · Physics 2017-09-13 Xin-Nian Wang , Shu-Yi Wei , Han-Zhong Zhang

Jets physics in heavy ion reactions is an important new area of active research at the Relativistic Heavy Ion Collider (RHIC) and at the Large Hadron Collider (LHC) that paves the way for novel tests of QCD multi-parton dynamics in dense…

High Energy Physics - Phenomenology · Physics 2012-06-22 Yuncun He , Ivan Vitev , Ben-Wei Zhang

Nuclear modification factor $R_{AA}(p_{T})$ for large transverse momentum pion spectra in $Pb+Pb$ collisions at $\sqrt{s}=2.76$ TeV is predicted within the NLO perturbative QCD parton model. Effect of jet quenching is incorporated through…

Nuclear Theory · Physics 2013-05-29 Xiao-Fang Chen , Tetsufumi Hirano , Enke Wang , Xin-Nian Wang , Hanzhong Zhang

Jet quenching has long been regarded as one of the key signatures for the formation of quark-gluon plasma in heavy-ion collisions. Despite significant efforts, the separate identification of quark and gluon jet quenching has remained as a…

High Energy Physics - Phenomenology · Physics 2023-10-19 Shan-Liang Zhang , Jinfeng Liao , Guang-You Qin , Enke Wang , Hongxi Xing

From our previously obtained shear viscosity to entropy density ratio ($\eta/s$) in the framework of clustering of color sources (Color String Percolation Model: CSPM), we calculate the jet quenching parameter $\hat {q}$ and trace anomaly…

Nuclear Theory · Physics 2016-03-23 J. Dias de Deus , A. S. Hirsch , C. Pajares , R. P. Scharenberg , B. K. Srivastava

The jet quenching phenomenon in an anisotropic quark-gluon plasma is studied using gauge-gravity duality. We consider a more general orientation of the contour of a lightlike Wilson loop in the boundary field theory. The Nambu-Goto action…

High Energy Physics - Theory · Physics 2026-01-01 Pavel Slepov

We study evolution equations describing jet propagation through quark--gluon plasma (QGP). In particular we investigate the contribution of momentum transfer during branching and find that such a contribution is sizeable. Furthermore, we…

High Energy Physics - Phenomenology · Physics 2021-04-23 E. Blanco , K. Kutak , W. Placzek , M. Rohrmoser , R. Straka

We present results of a detailed analysis of experimental data on the nuclear modification factor $R_{AA}$ and the flow coefficient $v_2$ for light hadrons from RHIC for $0.2$ TeV Au+Au collisions and from LHC for $2.76$ and $5.02$ TeV…

High Energy Physics - Phenomenology · Physics 2021-05-26 B. G. Zakharov

Jets are multi-partonic systems that develop before interactions with the quark-gluon plasma set in and lead to energy loss and modifications of their substructure. Jet modification depends on the degree to which the medium can resolve the…

High Energy Physics - Phenomenology · Physics 2023-09-29 Yacine Mehtar-Tani , Daniel Pablos , Konrad Tywoniuk

Fully dynamic simulations of heavy ion collisions at RHIC and at LHC energies within the perturbative QCD-based partonic transport model BAMPS (Boltzmann Approach to Multi-Parton Scatterings) are presented, focusing on the simultaneous…

High Energy Physics - Phenomenology · Physics 2015-05-28 Oliver Fochler , Jan Uphoff , Zhe Xu , Carsten Greiner

We assess transport properties of heavy quarks in the Quark-Gluon Plasma (QGP) using static heavy-quark (HQ) potentials from lattice-QCD calculations in a Brueckner many-body T-matrix approach to evaluate elastic heavy-quark-light-quark…

High Energy Physics - Phenomenology · Physics 2009-07-22 H. van Hees , M. Mannarelli , Vincenzo Greco , Ralf Rapp

I review the main experimental results on jet physics in high-energy nucleus-nucleus collisions as studied via inclusive leading hadron spectra and di-hadron correlations at high transverse momentum. In central Au+Au at RHIC (sqrt(s_NN) =…

Nuclear Experiment · Physics 2009-11-11 David d'Enterria

We calculate open heavy-flavor (HF) transport in relativistic heavy-ion collisions by applying a strong-coupling treatment in both macro- and microscopic dynamics (hydrodynamics and non-perturbative diffusion interactions). The hydrodynamic…

Nuclear Theory · Physics 2012-08-02 Min He , Rainer J. Fries , Ralf Rapp

Jet quenching parameter $\hat{q}$ is essential for characterizing the interaction strength between jet partons and nuclear matter. Based on the quark-meson (QM) model, we develop a new framework for calculating $\hat{q}$ at finite chemical…

Nuclear Theory · Physics 2024-04-11 Jing Wu , Shanshan Cao , Feng Li

The contrast between the as-yet unmeasurable energy-loss effects in proton-nucleus collisions and the striking magnitude of the so-called high-momentum flow coefficients challenges our understanding of jet quenching mechanisms in large…

High Energy Physics - Phenomenology · Physics 2026-04-21 Daniel Pablos , Adam Takacs

We present a first-principle computation of the jet quenching parameter, which describes the momentum broadening of a high-energy parton moving through the deconfined state of QCD matter at high temperature. Following an idea originally…

High Energy Physics - Phenomenology · Physics 2014-05-09 Marco Panero , Kari Rummukainen , Andreas Schäfer

Numerical results for the transport coefficients of quark gluon plasma are obtained by lattice simulations on on $16^3 \times 8$ lattice with the quench approximation where we apply the gauge action proposed by Iwasaki. The bulk viscosity…

High Energy Physics - Lattice · Physics 2009-10-31 Sunao Sakai , Atsushi Nakamura , Takuya Saito

Averaged jet charge characterizes the electric charge for the initiating parton, and provides a powerfull tool to distinguish quark jets from gluon jets. In this paper, we give the first prediction for the medium modification of averaged…

Nuclear Theory · Physics 2020-06-15 Shi-Yong Chen , Ben-Wei Zhang , En-Ke Wang
‹ Prev 1 8 9 10 Next ›