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Related papers: Transport of hard probes through glasma

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We consider the SU(2) Glasma with gaussian fluctuations and study its evolution by means of classical Yang-Mills equations solved numerically on a lattice. Neglecting in this first study the longitudinal expansion we follow the evolution of…

Nuclear Theory · Physics 2018-04-18 M. Ruggieri , J. H. Liu , L. Oliva. G. X. Peng , V. Greco

Relativistic heavy-ion experiments have observed similar quenching effects for (prompt) $D$ mesons compared to charged hadrons for transverse momenta larger than 6-8~GeV, which remains a mystery since heavy quarks typically lose less…

High Energy Physics - Phenomenology · Physics 2020-04-22 Wen-Jing Xing , Shanshan Cao , Guang-You Qin , Hongxi Xing

The quark-gluon plasma (QGP) can be explored in relativistic heavy ion collisions by the jet quenching signature, i.e. by the energy loss of a high energy quark or gluon traversing the plasma. We introduce a novel QCD evolution formalism in…

High Energy Physics - Phenomenology · Physics 2010-03-25 S. Domdey , G. Ingelman , H. J. Pirner , J. Rathsman , J. Stachel , K. Zapp

We explore the initial moments of impact between two dense granular clusters in a two-dimensional geometry. The particles are composed of solid CO$_{2}$ and are levitated on a hot surface. Upon collision, the propagation of a dynamic…

Soft Condensed Matter · Physics 2015-06-16 Justin C. Burton , Peter Y. Lu , Sidney R. Nagel

The energy-loss of hard probes within the hot and dense medium of a quark gluon plasma (QGP) can be described by theoretical models based on radiative energy loss as well as combinations of collisional and radiative energy loss. In a search…

High Energy Physics - Phenomenology · Physics 2018-12-27 Martin Rohrmoser , Pol Gossiaux , Thierry Gousset , Joerg Aichelin , Iurii Karpenko

We present a new code that significantly extends CRPropa's capabilities to model the ensemble averaged transport of charged cosmic rays in arbitrary turbulent magnetic fields. The software is based on solving a set of stochastic…

High Energy Astrophysical Phenomena · Physics 2024-10-03 Lukas Merten , Sophie Aerdker

Observations suggest that relativistic particles play a fundamental role in the dynamics of jets emerging from active galactic nuclei as well as in their interaction with the intracluster medium. However, no general consensus exists…

High Energy Astrophysical Phenomena · Physics 2015-06-11 J. A. de Freitas Pacheco , J. Gariel , G. Marcilhacy , N. O. Santos

Heavy ion collisions at high energies can be used as an interesting way to recreate and study the medium of the quark-gluon plasma (QGP). We particularly investigate the jets produced in hard binary collisions and their interactions with a…

High Energy Physics - Phenomenology · Physics 2020-09-11 Martin Rohrmoser , Krzysztof Kutak , Andreas van Hameren , Wiesław Płaczek , Konrad Tywoniuk

It is shown that to leading order the collisional energy loss of an energetic parton in the hot quark gluon plasma reads $dE/dx \sim \alpha(m_D^2)T^2$, where the scale of the coupling is determined by the (parametrically soft) Debye…

High Energy Physics - Phenomenology · Physics 2011-09-13 A. Peshier

Within a multi-phase transport model with string melting scenario, jet transport parameter $\hat{q}$ is calculated in Au+Au collisions at $\sqrt{s_{NN} } $= 200 GeV and Pb+Pb collisions at $\sqrt{s_{NN} } $= 2.76 TeV. The $\hat{q}$…

High Energy Physics - Phenomenology · Physics 2020-03-18 Feng-Chu Zhou , Guo-Liang Ma , Yu-Gang Ma

Jet quenching serves as a key probes of the Quark-Gluon Plasma (QGP) in heavy-ion collisions. This proceedings presents recent results from RHIC and LHC on jet energy loss, acoplanarity, and the flavour and path-length dependence of Parton…

Nuclear Experiment · Physics 2025-05-08 Nihar Ranjan Sahoo

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

Solar flares are efficient particle accelerators with a large fraction of released magnetic energy (10-50%) converted into energetic particles such as hard X-ray producing electrons. This energy transfer process is not well constrained,…

Solar and Stellar Astrophysics · Physics 2023-04-12 Morgan Stores , Natasha L. S. Jeffrey , James A. McLaughlin

Within the picture of jet quenching induced by multiple parton scattering and gluon bremsstrahlung, medium modification of parton fragmentation functions and therefore the suppression of large transverse momentum hadron spectra are…

Nuclear Theory · Physics 2014-11-20 Xiao-Fang Chen , Carsten Greiner , Enke Wang , Xin-Nian Wang , Zhe Xu

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

We study the energy loss of a heavy quark propagating through the matter produced in the collision of two sheets of energy [1]. Even though this matter is initially far-from-equilibrium we find that, when written in terms of the energy…

High Energy Physics - Theory · Physics 2015-06-12 Paul Chesler , Mindaugas Lekaveckas , Krishna Rajagopal

In previous work we provided the explicit form of the nonlinear PDEs, subjected to the appropriate boundary conditions, which have to be satisfied by transport coefficients for systems out of Onsager's region. Since the proposed PDEs are…

Plasma Physics · Physics 2022-11-09 Giorgio Sonnino , Philippe Peeters , Pasquale Nardone , Enrique Tirapegui

In most calculations of hard particle suppression in heavy-ion reactions the hadronic stage has been neglected due to formation time arguments. Most of the hard particle shower exits the hot and dense medium before the system enters the…

Nuclear Theory · Physics 2020-09-04 Hannah Elfner , Philipp Dorau , Jean-Bernard Rose , Daniel Pablos

We study the transport properties of strongly interacting matter in the context of ultrarelativistic heavy ion collision experiments. We calculate the transport coefficients viz. shear viscosity ($\eta$) and electrical conductivity…

High Energy Physics - Phenomenology · Physics 2017-06-01 Lata Thakur , P. K. Srivastava , Guru Prakash Kadam , Manu George , Hiranmaya Mishra

Quark Gluon Plasma transport coefficients for heavy quarks and quark-antiquark pairs are computed through an extension of the results obtained for a hot QED plasma by describing the heavy-quark propagation in the eikonal approximation and…

High Energy Physics - Phenomenology · Physics 2009-11-09 A. Beraudo , A. De Pace , W. M. Alberico , A. Molinari