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Related papers: Holographic complex potential of a quarkonium from…

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Emphasizing the possibility of moderate suppression of heavy quarkonium states, we invite some attention towards the issue of real time evolution of quarkonia during the cooling phase of quark gluon plasma(QGP). In this context, we have…

Nuclear Theory · Physics 2019-05-16 Nirupam Dutta , Partha Bagchi , Jobin Sebastian

We study the impact of magnetic fields generated in relativistic heavy ion collisions on the decay probability of quarkonium produced in the central rapidity region. The quark and anti-quark components are subject to mutually orthogonal…

High Energy Physics - Phenomenology · Physics 2013-05-29 Kevin Marasinghe , Kirill Tuchin

The peak of the heavy quark pair entropy at the deconfinement transition, observed in lattice QCD, suggests that the transition is effectively driven by the increase of the entropy of bound states. The growth of the entropy with the…

High Energy Physics - Phenomenology · Physics 2016-05-04 Ioannis Iatrakis , Dmitri E. Kharzeev

In this thesis, we make progress in two concrete directions in the vast landscape of hot QCD physics. The first one is quarkonium transport inside quark-gluon plasma (QGP), the high temperature phase of QCD. Over the past two decades it has…

High Energy Physics - Phenomenology · Physics 2024-12-31 Bruno Sebastian Scheihing-Hitschfeld

We consider quarkonium in a hot QCD plasma which, due to expansion and non-zero viscosity, exhibits a local anisotropy in momentum space. At short distances the heavy-quark potential is known at tree level from the hard-thermal loop…

High Energy Physics - Phenomenology · Physics 2009-08-19 Adrian Dumitru , Yun Guo , Agnes Mocsy , Michael Strickland

Rapid thermalization in ultra-relativistic heavy-ion collisions leads to fast changing potential between a heavy quark and antiquark from zero temperature potential to the finite temperature one. Time dependent perturbation theory can then…

High Energy Physics - Phenomenology · Physics 2015-10-13 Partha Bagchi , Ajit M. Srivastava

Master equations of the Lindblad type have recently been derived to describe the dynamics of quarkonium states in the quark-gluon plasma. Because their full resolution in three dimensions is very challenging, the equations are often reduced…

High Energy Physics - Phenomenology · Physics 2022-12-05 Roland Katz , Stéphane Delorme , Pol-Bernard Gossiaux

We continue the study of a recently constructed holographic QCD model supplemented with magnetic field. We consider the holographic dual of a quark, anti-quark pair and investigate its entropy beyond the deconfinement phase transition in…

High Energy Physics - Theory · Physics 2022-04-15 Siddhi Swarupa Jena , Bhaskar Shukla , David Dudal , Subhash Mahapatra

Using methods previously developed by Kelbg and others for creating effective potentials for electron-ion plasmas, we investigate quarkonium potentials above deconfinement. Using results for the internal energy of a static quark-antiquark…

Nuclear Theory · Physics 2009-10-14 Kevin Dusling , Clint Young

We compute the complex heavy-quark potential in an anisotropic quark-gluon plasma (QGP) using kinetic theory with a Bhatnagar-Gross-Krook (BGK) collision kernel to incorporate collisions via gluon collective modes. By modifying the medium's…

High Energy Physics - Phenomenology · Physics 2025-04-04 Manas Debnath , Lata Thakur , Najmul Haque

We present the finite temperature spectra of both bottomonium and charmonium, obtained from a consistent lattice QCD based potential picture. Starting point is the complex in-medium potential extracted on full QCD lattices with dynamical…

High Energy Physics - Phenomenology · Physics 2016-01-27 Yannis Burnier , Olaf Kaczmarek , Alexander Rothkopf

We derive a static potential for a heavy quark-antiquark pair propagating in Minkowski time at finite temperature, by defining a suitable gauge-invariant Green's function and computing it to first non-trivial order in Hard Thermal Loop…

High Energy Physics - Phenomenology · Physics 2010-10-27 M. Laine , O. Philipsen , P. Romatschke , M. Tassler

At high temperatures, strongly interacting matter becomes a plasma of deconfined quarks and gluons. In statistical QCD, deconfinement and the properties of the resulting quark-gluon plasma can be investigated by studying the in-medium…

Nuclear Theory · Physics 2009-01-15 Binoy Krishna Patra , Vinod Chandra , Vineet Agotiya

We have studied the dissociation of quarkonia states in a deconfined medium of quarks and gluons at the large baryon chemical potential and small temperature region. The aim of this study is to probe the dense baryonic medium expected to be…

High Energy Physics - Phenomenology · Physics 2015-08-12 Uttam Kakade , Binoy Krishna Patra

We study the effect of finite 't Hooft coupling corrections on the imaginary potential and the thermal width of a moving heavy quarkonium from the AdS/CFT correspondence. To study these corrections, we consider $\mathcal{R}^4$ terms and…

High Energy Physics - Theory · Physics 2016-08-24 Kazem Bitaghsir Fadafan , Seyed Kamal Tabatabaei

We calculate the heavy quarkonium energy levels and decay widths in a quark-gluon plasma, whose temperature T and screening mass m_D satisfy the hierarchy m alpha_s >> T >> m alpha_s^2 >> m_D (m being the heavy-quark mass), at order m…

High Energy Physics - Phenomenology · Physics 2014-11-21 Nora Brambilla , Miguel Angel Escobedo , Jacopo Ghiglieri , Joan Soto , Antonio Vairo

In this paper, quarkonium dissociation is investigated in an anisotropic plasma in the hot and dense media. For that purpose, the multidimensional Schrodinger equation is solved analytically by Nikiforov-Uvarov (NU) method for the real part…

High Energy Physics - Phenomenology · Physics 2019-01-29 M. Abu-Shady , H. M. Mansour , A. I. Ahmadov

We summarize results of recent studies of heavy quarkonia correlators and spectral functions at finite temperatures from lattice QCD and systematic T-matrix studies using QCD motivated finite-temperature potentials. We argue that heavy…

High Energy Physics - Phenomenology · Physics 2011-06-14 D. Blaschke , C. Pena

We calculate quarkonium spectral functions in a quark-gluon plasma using a potential model based on full QCD lattice calculations of the free energy of static quark-antiquark pair. We estimate the binding energy and the thermal width of…

High Energy Physics - Phenomenology · Physics 2008-11-26 Agnes Mocsy , Peter Petreczky

The imaginary potential and entropic force are two important different mechanisms to characterize the dissociation of heavy quarkonia. In this paper, we calculate these two quantities in strongly coupled theories with anisotropic Lifshitz…

High Energy Physics - Theory · Physics 2022-10-26 M. Kioumarsipour , J. Sadeghi