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Related papers: The Imaginary Potential and Thermal Width of Movin…

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From the AdS/CFT correspondence, the effects of charge and finite 't Hooft coupling correction on the thermal width of a heavy quarkonium are investigated. To study the charge effect, we consider Maxwell charge which is interpreted as quark…

High Energy Physics - Theory · Physics 2015-01-08 Kazem Bitaghsir Fadafan , Seyed Kamal Tabatabaei

The relativistic correction of the AdS/CFT implied heavy quark potential is examined within the framework of the potential model. For the typical range of the coupling strength appropriate to heavy-ion collisions, we find the correction is…

High Energy Physics - Phenomenology · Physics 2015-06-11 Yan Wu , Defu Hou , Hai-cang Ren

We use the AdS/CFT correspondence to show that the heavy quark (static) potential in a strongly-coupled plasma develops an imaginary part at finite temperature. Thus, deeply bound heavy quarkonia states acquire a small nonzero thermal width…

High Energy Physics - Phenomenology · Physics 2010-04-30 Jorge Noronha , Adrian Dumitru

By the use of the gauge/gravity duality, we calculate the imaginary part of heavy quarkonium potential and thermal width with the effect of gluon condensate which is absent in AdS$_{5}$ background. Our results show that the dropping gluon…

High Energy Physics - Phenomenology · Physics 2020-03-18 Yan-Qing Zhao , Zhou-Run Zhu , Xun Chen

In this study, we investigate the imaginary potential of heavy quarkonium in the spinning black hole background. Then we estimate the thermal width, which is determined by the imaginary part of the finite temperature potential. In the…

High Energy Physics - Phenomenology · Physics 2025-07-08 Zhou-Run Zhu , Sheng Wang , Yang-Kang Liu , Defu Hou

Using the gauge-gravity duality we have obtained the potential between a heavy quark and an antiquark pair, which is moving perpendicular to the direction of orientation, in a strongly-coupled supersymmetric hot plasma. For the purpose we…

High Energy Physics - Theory · Physics 2015-10-28 Binoy Krishna Patra , Himanshu Khanchandani , Lata Thakur

The melting of a heavy quark-antiquark bound state depends on the screening phenomena associated with the binding energy, as well as scattering phenomena associated with the imaginary part of the potential. We study the imaginary part of…

High Energy Physics - Theory · Physics 2014-10-08 M. Ali-Akbari , D. Giataganas , Z. Rezaei

We study the behavior of the complex potential between a heavy quark and its antiquark, which are in relative motion with respect to a hot and dense medium. The heavy quark-antiquark complex potential is obtained by correcting both the…

High Energy Physics - Phenomenology · Physics 2017-02-22 Lata Thakur , Najmul Haque , Hiranmaya Mishra

Utilizing an emergent metric developed from deep learning techniques, we determine the complex potential associated with static quarkonium. This study explores the disintegration process of quarkonium by analyzing the real component of this…

High Energy Physics - Phenomenology · Physics 2025-03-13 Mahdi Mansouri , Kazem Bitaghsir Fadafan , Xun Chen

The gauge/gravity duality is used to investigate the imaginary part of the heavy quark potential (defined via the rectangular Wilson loop) in strongly coupled plasmas. This quantity can be used to estimate the width of heavy quarkonia in a…

High Energy Physics - Phenomenology · Physics 2015-06-16 Stefano I. Finazzo , Jorge Noronha

Within the methods of the real and the imaginary potential for investigating the melting of a heavy quarkonium in the AdS/CFT correspondence, we study the effects of the dynamical exponent, the hyperscaling violation parameter, and the…

High Energy Physics - Theory · Physics 2024-06-21 Marjan Kioumarsipour , Bahman Khanpour

We estimate the thermal width of a heavy quark anti-quark pair inside a strongly coupled plasma using a holographic AdS/QCD model. The imaginary part of the quark potential that produces the thermal width appears in the gravity dual from…

High Energy Physics - Theory · Physics 2016-11-23 Nelson R. F. Braga , Luiz F. Ferreira

In the early stages of heavy-ion collisions, the hot QCD matter expands more longitudinally than transversely. This imbalance causes the system to become rapidly colder in the longitudinal direction and a local momentum anisotropy appears.…

High Energy Physics - Phenomenology · Physics 2017-04-19 Simone Biondini , Nora Brambilla , Miguel Angel Escobedo , Antonio Vairo

We compute finite 't Hooft coupling corrections to observables related to charged quantities in a strongly coupled $\mathcal{N}=4$ supersymmetric Yang-Mills plasma. The coupling corrected equations of motion of gauge fields are explicitly…

High Energy Physics - Theory · Physics 2018-08-01 Sebastian Waeber , Andreas Schäfer

We derive equations of motion for the reduced density matrix of a heavy quarkonium in contact with a quark-gluon plasma in thermal equilibrium. These equations allow in particular a proper treatment of the regime when the temperature of the…

High Energy Physics - Phenomenology · Physics 2018-10-17 Jean-Paul Blaizot , Miguel Angel Escobedo

We determine finite temperature corrections to the heavy-quark (static) potential as a function of the shear viscosity to entropy density ratio in a strongly coupled, large-$N_c$ conformal field theory dual to five-dimensional Gauss-Bonnet…

High Energy Physics - Phenomenology · Physics 2009-09-02 Jorge Noronha , Adrian Dumitru

Imaginary potential and entropic force represent different mechanisms for melting the heavy quarkonium. In this paper, we study the chemical potential effect on these two quantities with respect to a moving quarkonium from the AdS/CTF…

High Energy Physics - Theory · Physics 2017-07-04 Zi-qiang Zhang , De-fu Hou , Gang Chen

We determine viscosity corrections to the retarded, advanced and symmetric gluon self energies and to the static propagator in the weak-coupling "hard loop" approximation to high-temperature QCD. We apply these results to calculate the…

High Energy Physics - Phenomenology · Physics 2009-06-30 Adrian Dumitru , Yun Guo , Michael Strickland

We investigate the in-medium modification and dissociation of heavy quarkonium in a hot QCD medium at finite quark chemical potential and in the weak magnetic-field regime. Starting from the one-loop resummed gluon propagator in the…

High Energy Physics - Phenomenology · Physics 2026-01-16 Indrani Nilima , Mujeeb Hasan , Mohammad Yousuf Jamal , Salman Ahamad Khan , B. K. Singh

In this paper, we investigate imaginary part of the potential for a moving quarkonia in plasma. In order to verify the validity of imaginary part of the potential we employ hyperscaling violation metric background. In QCD system the…

High Energy Physics - Theory · Physics 2017-09-08 S. Tahery , J. Sadeghi
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