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We investigate the holographic Schwinger effect in a background with translational symmetry breaking (TSB) at finite chemical potential. The gravitational background is characterized by two independent parameters: the TSB parameter…

High Energy Physics - Theory · Physics 2026-05-29 Sara Tahery , Wenxing Cheng , Zi-qiang Zhang

We study the drag force of a relativistic heavy quark using a holographic QCD model with conformal invariance broken by a background dilaton. We analyze the effects of chemical potential and confining scale on this quantity, respectively.…

High Energy Physics - Phenomenology · Physics 2020-01-08 Yuanhui Xiong , Xingzheng Tang , Zhongjie Luo

We consider the 5d Kerr-AdS black hole as a gravity dual to rotating quark-gluon plasma. In the holographic prescription we calculate the drag force acting on a heavy quark. According to the holographic approach a heavy quark can be…

High Energy Physics - Theory · Physics 2021-05-05 Irina Ya. Aref'eva , Anastasia A. Golubtsova , Eric Gourgoulhon

It is well known in the context of four dimensional asymptotically flat spacetimes that the leading order boundary metric must be conformal to unit de Sitter metric when hyperbolic cutoffs are used. This situation is very different from…

High Energy Physics - Theory · Physics 2012-02-17 Amitabh Virmani

In this paper, we calculate the drag force of a charged particle in systems with hyperscaling violation using the AdS/CFT correspondence. We obtain energy loss, friction coefficient, diffusion and quasi normal modes of a heavy point…

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

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 study the dynamics and the relaxation of bulk plasmons in strongly coupled and quantum critical systems using the holographic framework. We analyze the dispersion relation of the plasmonic modes in detail for an illustrative class of…

High Energy Physics - Theory · Physics 2019-10-02 Matteo Baggioli , Ulf Gran , Amadeo Jimenez Alba , Marcus Tornsö , Tobias Zingg

To study drag force on a moving heavy quark through a plasma, we use a deformed AdS space-time, in which deformation parameter $c$ describes non-conformality in AdS/QCD. In this case the quark is mapped to a probe string in the AdS space.…

High Energy Physics - Theory · Physics 2022-04-28 Sara Tahery , Xurong Chen

We consider the motion of point particles in a strongly coupled field theory with broken translation invariance. We obtain the energy and momentum loss rates and drag coefficients for a class of such particles by solving for the motion of…

High Energy Physics - Theory · Physics 2020-03-06 Matteo Baggioli , Daniel K. Brattan

We calculate the drag force on a heavy quark hit by a shock wave, thus generalizing the strongly coupled AdS/CFT heavy quark drag calculations to both hot and cold nuclear matter. The derivation employs the trailing string configuration,…

High Energy Physics - Theory · Physics 2010-04-15 W. A. Horowitz , Yuri V. Kovchegov

Applying AdS/CFT correspondence, we study the effect of a constant magnetic field $\mathcal{B}$ on the drag force associated with a heavy quark moving through a strongly-coupled $\mathcal{N}=4$ supersymmetric Yang-Mills (SYM) plasma. The…

High Energy Physics - Theory · Physics 2018-02-28 Zi-qiang Zhang , Ke Ma , De-fu Hou

We consider a holographic Einstein-Maxwell model in five dimensions with pure gauge and mixed gauge-gravitational Chern-Simons terms to study anomaly-induced transport in the presence of explicit symmetry breaking. We include the full…

High Energy Physics - Theory · Physics 2026-04-30 Ashis Tamang , Nishal Rai , Karl Landsteiner , Eugenio Megias

Most holographic models of superconducting systems neglect the effects of dynamical boundary gauge fields during the process of spontaneous symmetry-breaking. Usually a global symmetry gets broken. This yields a superfluid, which then is…

High Energy Physics - Theory · Physics 2015-06-04 Xin Gao , Matthias Kaminski , Hua-Bi Zeng , Hai-Qing Zhang

We study the influence of a background magnetic field on the $J/\psi$ vector meson in a DBI-extension of the soft wall model, building upon our earlier work Phys. Rev. D91, 086002 (2015). In this specific holographic QCD model, we discuss…

High Energy Physics - Theory · Physics 2018-04-04 David Dudal , Thomas G. Mertens

The DC thermoelectric conductivities of holographic systems in which translational symmetry is broken can be efficiently computed in terms of the near-horizon data of the dual black hole. By calculating the frequency dependent…

High Energy Physics - Theory · Physics 2015-09-24 Richard A. Davison , Blaise Goutéraux

We argue, at a very basic effective field theory level, that higher dimension operators in scalar theories that break symmetries at scales close to their ultraviolet completion cutoff, include terms that favour the breaking of translation…

High Energy Physics - Phenomenology · Physics 2016-01-27 Nick Evans , Tim R. Morris , Marc Scott

In this work, we have performed a detailed holographic analysis of the stochastic dynamics of a heavy particle propagating through a strongly coupled plasma moving with a constant velocity along a fixed spatial direction. To model this…

High Energy Physics - Theory · Physics 2026-05-07 Anirban Roy Chowdhury , Ashis Saha , Sunandan Gangopadhyay

We perform the potential analysis for the holographic Schwinger effect in a deformed $AdS_5$ model with conformal invariance broken by a background dilaton. We evaluate the static potential by analyzing the classical action of a string…

High Energy Physics - Theory · Physics 2021-02-03 Yue Ding , Zi-qiang Zhang

The phenomenon of drag reduction by polymer additives had been studied in simulations on the basis of non-Newtonian fluid mechanical models that take into account the field of polymer extension (conformation tensor) and its interaction with…

Fluid Dynamics · Physics 2009-11-10 Roberto Benzi , Emily S. C. Ching , Itamar Procaccia

Stochastic dynamics play a central role in strongly coupled phenomena. We present and review a theory independent approach in holography to study such phenomena. We firstly argue that the heavy quark diffusion occurs in realistic strongly…

High Energy Physics - Theory · Physics 2018-05-24 Dimitrios Giataganas
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