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Related papers: Drag force on heavy diquarks and gauge/string dual…

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We compute the drag force exerted on a quark and a di-quark systems in a background dual to large-N QCD at finite temperature. We find that appears a drag force in the former setup with flow of energy proportional to the mass of the quark…

High Energy Physics - Theory · Physics 2010-02-03 Pere Talavera

In this study, the gauge/string duality is used to investigate the dynamics of a moving heavy quark in a strongly coupled, non-conformal plasma. The drag force in this non-conformal model is smaller than that of $\mathcal{N} = 4$…

High Energy Physics - Theory · Physics 2022-04-27 Tolga Domurcukgul , Razieh Morad

We employ methods of gauge/string duality to analyze the drag force on a heavy quark moving through a strongly coupled, anisotropic \mathcal{N}=4, SU(N) super Yang- Mills plasma in the presence of a finite U(1) chemical potential. We…

High Energy Physics - Theory · Physics 2015-02-02 Somdeb Chakraborty , Najmul Haque

Heavy quark transport coefficients in a strongly coupled Quark-Gluon Plasma can be evaluated using a gauge/string duality and lattice QCD. Via this duality, one can argue that for low momenta the drag coefficient for heavy quarks is…

High Energy Physics - Phenomenology · Physics 2018-04-04 Oleg Andreev

We use gauge/string duality to model a heavy quark-antiquark pair in a color singlet moving through a thermal plasma. In particular, we explore the effect of velocity on the string tension and Debye screening mass. Then we apply the results…

High Energy Physics - Phenomenology · Physics 2019-07-31 Oleg Andreev

In this work, we use gauge/gravity duality to study potential energy and string-breaking of triply heavy baryons at finite temperature and chemical potential. Two different possible configurations of triply heavy baryon are considered. The…

High Energy Physics - Phenomenology · Physics 2023-10-10 Jia-Jie Jiang , Xun Chen , Jiajia Qin , Miguel Angel Martin Contreras

Using the gauge/string duality, we model a heavy quark-antiquark pair in a color singlet state moving through a cold medium and explore the consequences of temperature and velocity on string breaking. We show that the string breaking…

High Energy Physics - Phenomenology · Physics 2022-04-06 Oleg Andreev

In this paper, we employ gauge/gravity duality to investigate the string breaking and melting of doubly-heavy tetraquark that includes two heavy quarks and two light antiquarks in a holographic model at finite temperature. Firstly, we…

High Energy Physics - Phenomenology · Physics 2024-01-26 Xi Guo , Jia-Jie Jiang , Xuan Liu , Dong Xiang , Xun Chen

We use the gauge-string duality to study heavy quarks in the presence of higher derivative corrections. These corrections correspond to the finite coupling corrections on the properties of heavy quarks in a hot plasma. In particular, we…

High Energy Physics - Theory · Physics 2015-05-27 K. Bitaghsir Fadafan

We make an estimate of the quadratic correction in the pressure of cold quark matter using gauge/string duality.

High Energy Physics - Phenomenology · Physics 2010-06-17 Oleg Andreev

We use the AdS/CFT correspondence to compute the drag force experienced by a heavy quark moving through a maximally supersymmetric SU(N) super Yang-Mills plasma at nonzero temperature and R-charge chemical potential and at large 't Hooft…

High Energy Physics - Theory · Physics 2008-11-26 C. P. Herzog , A. Vuorinen

We compute the drag force experienced by a heavy quark that moves through plasma in a gauge theory whose dual description involves arbitrary metric and dilaton fields. As a concrete application, we consider the cascading gauge theory at…

High Energy Physics - Theory · Physics 2009-11-11 Elena Caceres , Alberto Guijosa

To study the rate of energy and momentum loss of a heavy quark in QGP, specifically in the hydrodynamic regime, we use fluid/gravity duality and construct a perturbative procedure to find the string solution in gravity side. We show that by…

High Energy Physics - Theory · Physics 2015-08-28 Navid Abbasi , Ali Davody

Gauge/gravity duality is used to study properties of the doubly heavy baryon $(\mathrm{QQq})$ at finite rapidity and temperature in the heavy-ion collision. We investigate the impact of rapidity on string breaking and screening of…

High Energy Physics - Phenomenology · Physics 2024-04-03 Xuan Liu , Jia-Jie Jiang , Xun Chen , Mitsutoshi Fujita , Akira Watanabe

In this paper we consider a quark moving in D=5, ${\mathcal{N}}=2$ supergravity thermal plasma. By using three charge non-extremal black hole solution (STU solution) we calculate drag force on the quark and diffusion constant from $AdS$/CFT…

High Energy Physics - Theory · Physics 2009-07-22 J. Sadeghi , M. R. Setare , B. Pourhassan , S. Hashmatian

Over the last decade, both experimental and theoretical advances have brought the need for strong coupling techniques in the analysis of deconfined QCD matter and heavy ion collisions to the forefront. As a consequence, a fruitful interplay…

High Energy Physics - Theory · Physics 2012-08-09 Jorge Casalderrey-Solana , Hong Liu , David Mateos , Krishna Rajagopal , Urs Achim Wiedemann

We continue our investigation of the effective string model for the triply heavy quark system, mimicking that in pure $SU(3)$ gauge theory. We present analytical and numerical studies of the three-quark potential for isosceles and collinear…

High Energy Physics - Phenomenology · Physics 2025-11-07 Oleg Andreev

The string breaking phenomenon in QCD can be studied using the gauge/string duality. In this approach, one can make estimates of some of the string breaking distances at non-zero temperature and baryon chemical potential. These point…

High Energy Physics - Phenomenology · Physics 2020-05-20 Oleg Andreev

Using the gauge-string duality, I compute two-point functions of the force acting on an external quark moving through a finite temperature bath of N=4 super-Yang-Mills theory. I comment on the possible relevance of the string theory…

High Energy Physics - Theory · Physics 2008-11-26 Steven S. Gubser

We study quarks moving in strongly-coupled plasmas that have supergravity duals. We compute the friction coefficient of strings dual to such quarks for general static supergravity backgrounds near the horizon. Our results also show that a…

High Energy Physics - Theory · Physics 2007-05-23 E. Antonyan
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