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Holographic thermalization is studied in the framework of Einstein-Maxwell-Gauss-Bonnet gravity. We use the two-point correlation function and expectation value of Wilson loop, which are dual to the renormalized geodesic length and minimal…

High Energy Physics - Theory · Physics 2015-06-17 Xiao-Xiong Zeng , Xian-Ming Liu , Wen-Biao Liu

We study the thermalization of a strongly coupled quantum field theory in the presence of a chemical potential. More precisely, using the holographic prescription, we calculate non- local operators such as two point function, Wilson loop…

High Energy Physics - Theory · Physics 2015-06-05 Elena Caceres , Arnab Kundu

We introduce higher-derivative Gauss-Bonnet correction terms in the gravity sector and we relate the modified gravity theory in the bulk to the strongly coupled quantum field theory on a de Sitter boundary. We study the process of…

High Energy Physics - Theory · Physics 2015-06-03 Shao-Jun Zhang , Bin Wang , Elcio Abdalla , Eleftherios Papantonopoulos

From the viewpoint of AdS/CFT correspondence, we investigate the holographic thermalization process in a four dimensional Einstein-Maxwell-axions gravity theory, which is considered as a simple bulk theory dual to a boundary theory with…

High Energy Physics - Theory · Physics 2020-06-16 Yong-Zhuang Li , Xiao-Mei Kuang

Time dependent perturbations of states in the holographic dual of a 3+1 dimensional confining theory are considered. The perturbations are induced by varying the coupling to the theory's most relevant operator. The dual gravitational theory…

High Energy Physics - Theory · Physics 2015-12-31 Takaaki Ishii , Elias Kiritsis , Christopher Rosen

Using the AdS/CFT correspondence, this paper investigates the holographic images of a charged black hole within the context of Lorentz symmetry breaking massive gravity. The photon rings, luminosity-deformed rings, or light points from…

General Relativity and Quantum Cosmology · Physics 2024-11-20 Xiao-Xiong Zeng , Li-Fang Li , Pan Li , Bo Liang , Peng Xu

We use a holographic method to investigate thermalization of a boost-invariant strongly interacting non-Abelian plasma. Boundary sourcing, a distorsion of the boundary metric, is employed to drive the system far from equilibrium.…

High Energy Physics - Phenomenology · Physics 2016-07-13 Loredana Bellantuono , Pietro Colangelo , Fulvia De Fazio , Floriana Giannuzzi , Stefano Nicotri

Quantum field theories of strongly interacting matter sometimes have a useful holographic description in terms of the variables of a gravitational theory in higher dimensions. This duality maps time dependent physics in the gauge theory to…

High Energy Physics - Theory · Physics 2016-11-23 Takaaki Ishii , Elias Kiritsis , Christopher Rosen

The time-scale of thermalization in holographic dual models with a chemical potential in diverse number of dimensions is systematically investigated using the gauge/gravity duality. We consider a model with a thin-shell of charged dust…

High Energy Physics - Theory · Physics 2015-06-05 Damian Galante , Martin Schvellinger

We studied holographic insulator/superconductor phase transition in the framework of Born-Infeld electrodynamics both numerically and analytically. First we numerically study the effects of the Born-Infeld electrodynamics on the phase…

High Energy Physics - Theory · Physics 2012-12-24 Nan Bai , Yi-Hong Gao , Guan-Bu Qi , Xiao-Bao Xu

We have analytically investigated the effects of non-linearity on the free energy and thermodynamic geometry of holographic superconductors in $2+1 -$dimensions. The non-linear effect is introduced by considering the coupling of the massive…

High Energy Physics - Theory · Physics 2017-07-11 Debabrata Ghorai , Sunandan Gangopadhyay

We study holographic thermalization in spacetimes with a chemical potential and a non-trivial dilaton field. Three non-local observables are used to probe the whole process and investigate the effect of the ratio of the chemical potential…

High Energy Physics - Theory · Physics 2015-05-18 Shao-Jun Zhang , E. Abdalla

The Van der Waals-like phase transition is observed in temperature-thermal entropy plane in spherically symmetric charged Gauss-Bonnet-AdS black hole background. In terms of AdS/CFT, the non-local observables such as holographic…

High Energy Physics - Theory · Physics 2017-02-01 Song He , Li-Fang Li , Xiao-Xiong Zeng

Gravitational collapse of a shell of dust in noncommutative geometry is probed by the renormalized geodesic length, which is dual to probe the thermalization by the two-point correlation function in the dual conformal field theory. We find…

High Energy Physics - Theory · Physics 2015-06-22 Xiao-Xiong Zeng , Xian-Ming Liu , Wen-Biao Liu

In this paper, we study behaviour of Wilson loops in the boost-invariant nonequilibrium anisotropic quark-gluon plasma produced in heavy-ion collisions within the holographic approach. We describe the thermalization studying the evolution…

High Energy Physics - Theory · Physics 2018-05-24 Dmitry S. Ageev , Irina Ya. Aref'eva , Anastasia A. Golubtsova , Eric Gourgoulhon

Gravitational collapse of a shell of charged dust surrounded by the phantom dark energy is probed by the minimal area surface, which is dual to probe the thermalization in the boundary quantum field by expectation values of Wilson loop in…

High Energy Physics - Theory · Physics 2016-12-28 Xiao-Xiong Zeng , Xin-Yun Hu , Li-Fang Li

In this paper, we analytically investigate the effect of adding an external magnetic field in presence of Born-Infeld corrections to a holographic superconductor in the probe limit. The technique employed is based on the matching of the…

High Energy Physics - Theory · Physics 2014-05-28 Sunandan Gangopadhyay

In this paper, we analytically investigate the properties of holographic superconductors in higher dimensions in the framework of Born-Infeld electrodynamics taking into account the backreaction of the spacetime using the Sturm-Liouville…

High Energy Physics - Theory · Physics 2016-04-20 Debabrata Ghorai , Sunandan Gangopadhyay

We generalize the analytical investigation on the properties of $s$-wave holographic superconductors in the presence of Born-Infeld nonlinear electrodynamics by taking the backreaction into account. We find that in the presence of nonlinear…

High Energy Physics - Theory · Physics 2016-02-03 A. Sheykhi , F. Shaker

In a holographic approach, the evolution of a 4D strongly coupled non-Abelian plasma towards equilibrium can be studied investigating a 5D gravitational dual. The process driving the plasma out-of-equilibrium can be described by boundary…

High Energy Physics - Phenomenology · Physics 2015-10-16 Loredana Bellantuono , Pietro Colangelo , Fulvia De Fazio , Floriana Giannuzzi
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