English
Related papers

Related papers: $T$-Matrix Approach to Strongly Coupled QGP

200 papers

Based on the constituent quasiparticle model of quark-gluon plasma (QGP), the matrix elements of the density operator and the Wigner function in the color phase space are presented in form of color path integrals over Wiener and SU(3) group…

Nuclear Theory · Physics 2020-02-12 V. Filinov , A. Larkin , V. Fortov

The Low's theorem is applied to the soft gluon emission from heavy quark scattering in quark-gluon plasma (QGP). The QGP is described by the dynamical quasi-particle model (DQPM) which reproduces the EoS from lQCD at finite temperature and…

High Energy Physics - Phenomenology · Physics 2023-07-19 Taesoo Song , Ilia Grishmanovskii , Olga Soloveva , Elena Bratkovskaya

According to the dynamical quasiparticle model (DQPM) -- matched to reproduce lattice QCD results in thermodynamic limit, -- the constituents of the strongly interacting quark-gluon plasma (sQGP) are massive and off-shell quasi-particles…

Nuclear Theory · Physics 2014-11-20 E. L. Bratkovskaya , O. Linnyk , W. Cassing

In this thesis, we study the physics of the quark gluon plasma (QGP) using holographic methods borrowed from string theory. We start our discussion by motivating the use of such machinery, explaining how recent experimental results from the…

High Energy Physics - Phenomenology · Physics 2013-10-02 Martin Krssak

We implement our past investigations in the quark-antiquark interaction through a non-perturbative running coupling defined in terms of a gluon mass function, similar to that used in some Schwinger-Dyson approaches. This coupling leads to a…

High Energy Physics - Phenomenology · Physics 2016-11-15 Cesar Ayala , Pedro Gonzalez , Vicente Vento

In this study, we analyze the transport properties of the Quark-Gluon Plasma, focusing on bulk ($\zeta$) and shear ($\eta$) viscosities at vanishing chemical potential. To describe the QGP, we employ a quasiparticle model for quarks along…

High Energy Physics - Phenomenology · Physics 2025-01-03 Sadaf Madni , Arghya Mukherjee , Amaresh Jaiswal , Najmul Haque

The imaginary part of the heavy quark-antiquark potential experienced by moving heavy quarkonia in strongly coupled plasmas dual to theories of gravity is computed by considering thermal worldsheet fluctuations of the holographic Nambu-Goto…

High Energy Physics - Theory · Physics 2015-06-19 Stefano I. Finazzo , Jorge Noronha

The bulk and shear viscosities ($\eta$ and $\zeta$) have been studied for quark-gluon-plasma produced in relativistic heavy ion collisions within semi-classical transport theory, in a recently proposed quasi-particle model of (2+1)-flavor…

Nuclear Theory · Physics 2012-12-06 Vinod Chandra

The Quark-Gluon Plasma (QGP) is the QCD phase of matter expected to be formed at small proper-times in the collision of heavy-ions at high energy. Experimental observations seem to favor a strongly coupled QCD plasma with the hydrodynamic…

High Energy Physics - Phenomenology · Physics 2008-11-26 Robi Peschanski

Heavy-flavor particles are believed to provide valuable probes of the medium produced in ultrarelativistic collisions of heavy nuclei. In this article we review recent progress in our understanding of the interactions of charm and bottom…

High Energy Physics - Phenomenology · Physics 2016-12-21 Ralf Rapp , Hendrik van Hees

We revisit the transport coefficients of heavy quarkonia moving in high-temperature QCD plasmas. The thermal width and mass shift for heavy quarkonia are closely related to the momentum diffusion coefficient and its dispersive counterpart…

High Energy Physics - Phenomenology · Physics 2022-08-08 Juhee Hong , Su Houng Lee

Heavy flavor observables provide valuable information on the properties of the hot and dense Quark-Gluon Plasma (QGP) created in ultra-relativistic nucleus-nucleus collisions. Various microscopic models have successfully described many of…

In this study we evaluate the dynamical collisional energy loss of heavy quarks, their interaction rate as well as the different transport coefficients (drag and diffusion coefficients, $\hat{q}$, etc). We calculate these different…

High Energy Physics - Phenomenology · Physics 2014-12-15 Hamza Berrehrah , Pol-Bernard Gossiaux , Jörg Aichelin , Wolfgang Cassing , Elena Bratkovskaya

We employ a non-equilibrium Quantum Chromodynamics (QCD) kinetic description to study the kinetic and chemical equilibration of the Quark-Gluon Plasma (QGP) at weak coupling. Based on our numerical framework, which explicitly includes all…

High Energy Physics - Phenomenology · Physics 2021-09-22 Xiaojian Du , Sören Schlichting

Suppression of open heavy quarks and quarkonia in heavy-ion collisions are among the most informative probes of quark-gluon plasma (QGP). Interpreting the full wealth of data obtained from the collision events requires a precise theoretical…

High Energy Physics - Phenomenology · Physics 2025-05-01 Bruno Scheihing-Hitschfeld , Xiaojun Yao

We build a new phenomenological framework that bridges the long wavelength bulk viscous transport properties of the strongly-coupled quark-gluon plasma (sQGP) and short distance hard jet transport properties in the QGP. The full…

Nuclear Theory · Physics 2016-10-11 Jiechen Xu , Jinfeng Liao , Miklos Gyulassy

The FASTSUM collaboration presents a study on the temperature dependence of the electrical conductivity $\sigma$ in the quark-gluon plasma, using the methods of lattice QCD. Correlators of the exactly conserved vector current are measured…

High Energy Physics - Lattice · Physics 2013-10-29 Alessandro Amato , Gert Aarts , Chris Allton , Pietro Giudice , Simon Hands , Jon-Ivar Skullerud

In this paper, we employ the gauge/gravity duality to study some features of the quark gluon plasma. For this purpose, we implement a holographic QCD model constructed from an Einstein-Maxwell-Dilaton gravity at finite temperature and…

High Energy Physics - Phenomenology · Physics 2024-02-23 Sara Heshmatian , Razieh Morad

We derive a fluctuation dissipation relation connecting the drag and diffusion jet transport coefficients for an energetic light quark traversing a non-perturbative thermalized gluon plasma. The hard quark is taken to be close to on-shell,…

High Energy Physics - Phenomenology · Physics 2026-03-16 Amit Kumar , Abhijit Majumder , Ismail Soudi , Johannes Heinrich Weber

We present a novel multimessenger approach to extract the effective radial flow of the quark-gluon plasma (QGP) by jointly analyzing thermal photon and dilepton spectra in heavy-ion collisions. A key feature of this method is that it…

High Energy Physics - Phenomenology · Physics 2026-03-13 Lipei Du , Ulrich Heinz
‹ Prev 1 4 5 6 7 8 10 Next ›