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Related papers: Early-Time Energy Loss in a Strongly-Coupled SYM P…

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We calculate radiative energy loss of heavy and light quarks in anisotropic medium (static) in first order opacity expansion. Such an anisotropy can result from the initial rapid longitudinal expansion of the matter, created in relativistic…

Nuclear Theory · Physics 2011-05-05 Pradip Roy , Abhee K. Dutt-Mazumder

We study the energy loss and the energy gain of heavy quarks in a hot thermal medium. These include the study of the energy change due to the polarization and to the interaction with the thermal fluctuations of the medium. The dynamics of…

Nuclear Theory · Physics 2021-03-31 Mohammad Yousuf Jamal , Santosh K. Das , Marco Ruggieri

We show that a heavy quark moving sufficiently fast through a quark-gluon plasma may lose energy by Cherenkov-radiating mesons. We demonstrate that this takes place in all strongly coupled, large-Nc plasmas with a gravity dual. The energy…

High Energy Physics - Phenomenology · Physics 2012-11-14 Jorge Casalderrey-Solana , Daniel Fernandez , David Mateos

Finite temperature modifies the running of the QCD coupling alpha_s(k,T) with resolution k. After calculating the thermal quark and gluon masses selfconsistently, we determine the quark-quark and quark-gluon cross sections in the plasma…

High Energy Physics - Phenomenology · Physics 2008-11-26 Jens Braun , Hans-Jürgen Pirner

In this work we have studied the collisional energy loss of a heavy quark propagating through a high temperature QCD plasma consisting of both heavy and light quarks to leading logarithmic order in the Quantum Chromodynamics (QCD) coupling…

High Energy Physics - Phenomenology · Physics 2018-07-02 S. P. Adhya , M. Mandal , S. Sarkar , P. K. Roy , S. Chattopadhyay

In this paper, we calculate the soft-collisional energy loss of heavy quarks traversing the viscous quark-gluon plasma including the effects of a finite relaxation time $\tau_\pi$ on the energy loss. We find that the collisional energy loss…

High Energy Physics - Phenomenology · Physics 2014-07-30 Mauro Elias , J. Peralta-Ramos , E. Calzetta

We study the energy loss of a rotating infinitely massive quark moving, at constant velocity, through an anisotropic strongly-coupled N=4 plasma from holography. It is shown that, similar to the isotropic plasma, the energy loss of the…

High Energy Physics - Theory · Physics 2015-06-05 Kazem Bitaghsir Fadafan , Hesam Soltanpanahi

We compute the penetration depth of a light quark moving through a large $N_c$, strongly coupled $\mathcal N = 4$ supersymmetric Yang-Mills plasma using gauge/gravity duality and a combination of analytic and numerical techniques. We find…

High Energy Physics - Theory · Physics 2009-08-03 Paul M. Chesler , Kristan Jensen , Andreas Karch , Laurence G. Yaffe

We compute the energy density radiated by a quark undergoing circular motion in strongly coupled $\mathcal N = 4$ supersymmetric Yang-Mills plasma. If it were in vacuum, this quark would radiate a beam of strongly coupled radiation whose…

High Energy Physics - Theory · Physics 2013-05-30 Paul M. Chesler , Ying-Yu Ho , Krishna Rajagopal

The energy loss of heavy quarks in a quark-gluon plasma of finite size is studied within the light-cone integral approach. A simple analytical formulation of the radiative energy loss of heavy quarks is derived. This provides a convenient…

High Energy Physics - Phenomenology · Physics 2020-05-20 W. C. Xiang , H. T. Ding , D. C. Zhou , D. Rohrich

We extend our previous work on the energy loss of a heavy fermion in a QED plasma to the Quark-Gluon plasma, using the same Bhatnagar-Gross-Krook collisional kernel. The calculation is carried out with a theoretical method where the…

High Energy Physics - Phenomenology · Physics 2026-05-12 Mingda Cai , Yun Guo

We develop a transport approach for heavy quarks in a quark-gluon plasma, which is based on improved binary collision rates taking into account quantum statistics, the running of the QCD coupling and an effective screening mass adjusted to…

High Energy Physics - Phenomenology · Physics 2015-06-04 Alex Meistrenko , Andre Peshier , Jan Uphoff , Carsten Greiner

We determine the energy it takes to move a test quark along a circle of radius L with angular frequency w through the strongly coupled plasma of N=4 supersymmetric Yang-Mills (SYM) theory. We find that for most values of L and w the energy…

High Energy Physics - Phenomenology · Physics 2010-04-15 Kazem Bitaghsir Fadafan , Hong Liu , Krishna Rajagopal , Urs Achim Wiedemann

We investigate the energy loss of heavy quarks in the gas, liquid and solid phase of a classical quark-gluon plasma (cQGP) using molecular dynamics simulations. The model consists of massive quarks and gluons interacting as a classical…

Nuclear Theory · Physics 2010-01-26 Kevin Dusling , Ismail Zahed

The energy loss of a highly energetic parton in a weakly coupled quark-gluon plasma is studied as an initial value problem. An extremely prolate plasma, where the momentum distribution is infinitely elongated along one direction, is…

High Energy Physics - Phenomenology · Physics 2015-06-18 Margaret E. Carrington , Katarzyna Deja , Stanislaw Mrowczynski

Heavy quark energy loss in a hot QCD plasma is computed taking into account the competing effects due to suppression of zeroth order gluon radiation bellow the plasma frequency and the enhancement of gluon radiation due to transition energy…

Nuclear Theory · Physics 2009-10-09 Magdalena Djordjevic , Miklos Gyulassy

The energy loss per unit path length of a highly energetic parton scattering elastically in a weakly coupled quark-gluon plasma is studied as an initial value problem. The approach is designed to study unstable plasmas but in the case of an…

High Energy Physics - Phenomenology · Physics 2013-05-15 Margaret E. Carrington , Katarzyna Deja , Stanislaw Mrowczynski

We consider heavy-quark energy loss and pT-broadening in a strongly-coupled N=4 Super Yang Mills (SYM) plasma, and the problem of finite-extend matter is addressed. When expressed in terms of the appropriate saturation momentum, one finds…

High Energy Physics - Phenomenology · Physics 2009-07-22 Cyrille Marquet

Within the framework of the Langevin equation, we study the energy loss of heavy quark due to quasi-elastic multiple scatterings in a quark-gluon plasma created by relativistic heavy-ion collisions. We investigate how the initial…

Nuclear Theory · Physics 2015-03-20 Shanshan Cao , Guang-You Qin , Steffen A. Bass

We estimate the radiative energy-loss of heavy quarks, produced from the initial fusion of partons, while propagating in a quark-gluon plasma which may be formed in the wake of relativistic heavy ion collisions. We find that the radiative…

Nuclear Theory · Physics 2011-01-25 M. G. Mustafa , D. Pal , D. K. Srivastava , M. H. Thoma