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Related papers: Non-Abelian Medium Effects in Quark-Gluon Plasma

200 papers

We investigate the relativistic equation of state of hadronic matter and quark-gluon plasma at finite temperature and baryon density in the framework of the nonextensive statistical mechanics, characterized by power-law quantum…

Nuclear Theory · Physics 2014-11-21 A. Lavagno , D. Pigato , P. Quarati

Plasma instabilities can play a fundamental role in plasma equilibration. There are similarities and differences between plasma instabilities in abelian and non-abelian gauge theories. In particular, it has been an open question whether…

High Energy Physics - Phenomenology · Physics 2008-11-26 Peter Arnold , Guy D. Moore , Laurence G. Yaffe

The influence of the damping of radiation on the radiative energy loss spectrum of a relativistic charge in an infinite, absorptive plasma is studied. We find increasing reduction of the spectrum with increasing damping. Our studies, which…

High Energy Physics - Phenomenology · Physics 2012-01-10 Marcus Bluhm , Pol Bernard Gossiaux , Joerg Aichelin

We develop a method to obtain fermion spectral functions non-perturbatively in a non-Abelian gauge theory with high occupation numbers of gauge fields. After recovering the free field case, we extract the spectral function of fermions in a…

High Energy Physics - Phenomenology · Physics 2022-12-12 Kirill Boguslavski , Tuomas Lappi , Mark Mace , Sören Schlichting

Using the kinetic theory we discuss how the particle and energy densities of the quark-gluon plasma fluctuate in a space-time cell. The fluctuations in the equilibrium plasma and in that one from the early stage of ultrarelativistic…

Nuclear Theory · Physics 2008-11-26 Stanislaw Mrowczynski

Nonperturbative picture of strong interacting quark-gluon plasma is given based on the systematic Field Correlator Method. Equation of state, phase transition in density-temperature plane is derived and compared to lattice data as well as…

High Energy Physics - Phenomenology · Physics 2017-08-23 E. V. Komarov , Yu. A. Simonov

Non-Abelian extensions of fluid dynamics, which can have applications to the quark-gluon plasma, are given. These theories are presented in a symplectic/Lagrangian formulation and involve a fluid generalization of the Kirillov-Kostant form…

High Energy Physics - Theory · Physics 2009-11-07 B. Bistrovic , R. Jackiw , H. Li , V. P. Nair , S. -Y. Pi

Magnetic plasma instabilities appear to play an important role in the early stages of quark-gluon plasma equilibration in the high energy (weak coupling) limit. Numerical studies of the growth of such instabilities from small seed…

High Energy Physics - Phenomenology · Physics 2010-02-16 Peter Arnold , Guy D. Moore

Hydrodynamical modeling of heavy ion collisions at RHIC suggests that the quark-gluon plasma (QGP) "thermalizes" in a remarkably short time scale, about 0.6 fm/c. We argue that this should be viewed as indicating fast isotropization, but…

Nuclear Theory · Physics 2010-04-06 Peter Arnold , Jonathan Lenaghan , Guy D. Moore , Laurence G. Yaffe

In an absorptive plasma, damping of radiation mechanisms can influence the bremsstrahlung formation in case of large radiation formation lengths. We study qualitatively the influence of this effect on the gluon bremsstrahlung spectrum off…

High Energy Physics - Phenomenology · Physics 2012-09-07 Marcus Bluhm , Pol Bernard Gossiaux , Thierry Gousset , Joerg Aichelin

The effects of the non-extensive statistics on the nonlinear propagation of perturbations have been studied within the scope of relativistic second order dissipative hydrodynamics with the non-extensive equation of state. We have shown that…

I introduce and explore a range of topics of contemporary interest in hadronic physics: from what drives the formation of a nonzero quark condensate to the effect that mechanism has on light and heavy meson form factors, and the properties…

Nuclear Theory · Physics 2007-05-23 Craig D. Roberts

We extract the heavy-quark diffusion coefficient \kappa and the resulting momentum broadening <p^2> in a far-from-equilibrium non-Abelian plasma. We find several features in the time dependence of the momentum broadening: a short initial…

High Energy Physics - Phenomenology · Physics 2020-09-17 K. Boguslavski , A. Kurkela , T. Lappi , J. Peuron

In this dissertation we use the gauge/gravity duality approach to study the dynamics of strongly coupled non-Abelian plasmas. Ultimately, we want to understand the properties of the quark-gluon plasma (QGP), whose scientifc interest by the…

High Energy Physics - Phenomenology · Physics 2016-09-13 Renato Critelli

We study the interplay of non-equilibrium properties of a quark-gluon plasma (QGP) and heavy quarkonia. For this purpose, we compute the quarkonium spectral functions in a bulk-viscous QGP. We take into account the bulk viscous nature of…

High Energy Physics - Phenomenology · Physics 2023-12-22 Lata Thakur , Yuji Hirono

Penetrating probes in heavy-ion collisions, like jets and photons, are sensitive to the transport coefficients of the produced quark-gluon plasma, such as shear and bulk viscosity. Quantifying this sensitivity requires a detailed…

High Energy Physics - Phenomenology · Physics 2021-09-10 Sigtryggur Hauksson , Sangyong Jeon , Charles Gale

Using kinetic theory, we analyze the interplay of elastic and inelastic collisions in the thermalization of the quark-gluon plasma. The main focus is the dynamics and equilibration of long wavelength modes.

Nuclear Theory · Physics 2016-11-23 Jean-Paul Blaizot , Jinfeng Liao , Yacine Mehtar-Tani

A short review of the two recently analyzed collective effects in dense non-Abelian matter, the photon and dilepton production in nonequilibrium glasma and polarization properties of turbulent Abelian and non-Abelian plasmas, is given.

Nuclear Theory · Physics 2013-05-17 I. M. Dremin , M. R. Kirakosyan , A. V. Leonidov

The photon and dilepton emission rates from quark gluon plasma and hot hadronic matter have been evaluated. The in-medium modifications of the particles appearing in the internal loop of the self energy diagram are taken into account by…

High Energy Physics - Phenomenology · Physics 2007-05-23 Jan-e Alam , Sourav Sarkar , Pradip Roy , T. Hatsuda , Bikash Sinha

Jets are a promising way to probe the non-equilibrium physics of quark-gluon plasma (QGP). We study how an out-of-equilibrium medium induces a jet particle to emit gluons. Evaluation of the emission rate is complicated by Weibel…

Nuclear Theory · Physics 2019-01-08 Sigtryggur Hauksson , Sangyong Jeon , Charles Gale