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Related papers: Holographic Schwinger effect in the dynamical AdS/…

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In this letter, we explore different aspects of a $3+1$ strongly coupled superconductor in the presence of an intense magnetic field. In order to study this interesting and highly complicated system, we make use of the holographic…

High Energy Physics - Theory · Physics 2024-09-04 Mariano Chernicoff , César Díaz , Leonardo Patiño , Martín Reyes

Using the Witten-Sakai-Sugimoto model in the D0-D4 background, we holographically compute the vacuum decay rate of the Schwinger effect in this model. Our calculation contains the influence of the D0-brane density which could be identified…

High Energy Physics - Theory · Physics 2019-11-12 Wenhe Cai , Kang-le Li , Si-wen Li

Non-Abelian gauge fields may exist during inflation. We study the Schwinger effect by an $SU(2)$ gauge field coupled to a charged scalar doublet in a (quasi) de Sitter background and the possible backreaction of the generated charged…

High Energy Physics - Theory · Physics 2019-02-20 Kaloian D. Lozanov , Azadeh Maleknejad , Eiichiro Komatsu

In this article we employ the matching method to analytically investigate the properties of holographic superconductors in the framework of Maxwell electrodynamics taking into account the effects of back reaction on spacetime. The…

High Energy Physics - Theory · Physics 2020-02-04 Suchetana Pal , Saumya Ghosh , Sunandan Gangopadhyay

We simulate QED in a strong constant homogeneous external magnetic field on a euclidean space-time lattice using the Rational Hybrid Monte Carlo method, developed for simulating lattice QCD. Our primary goal is to measure the chiral…

High Energy Physics - Lattice · Physics 2023-11-08 J. B. Kogut , D. K. Sinclair

We extend our proposal for static patch holography made in part I (arXiv:2309.07290) to the case of electromagnetism. Using the on-shell action on de Sitter Schwinger-Keldysh (dS-SK) geometry, we derive the influence phase of an observer in…

High Energy Physics - Theory · Physics 2025-06-27 R. Loganayagam , Omkar Shetye

Critical phenomena in gravitational collapse exhibit the universal features of self-similarity, critical scaling, and the appearance of a naked singularity. We study critical collapse in AdS, focusing on holographic field theory…

High Energy Physics - Theory · Physics 2019-07-12 Paul M. Chesler , Benson Way

We study the magnetoconductivity induced by the axial anomaly via the chiral magnetic effect in strongly coupled holographic models. An important ingredient in our models is that the axial charge is non-conserved beyond the axial anomaly.…

High Energy Physics - Theory · Physics 2015-05-05 Amadeo Jimenez-Alba , Karl Landsteiner , Yan Liu , Ya-Wen Sun

The hadron string dynamics (HSD) model is generalized to include the creation and evolution of retarded electromagnetic fields as well as the influence of the magnetic and electric fields on the quasiparticle propagation. The time-space…

We discuss the effects of a strong magnetic field in Quantum Wires. We show how the presence of a magnetic field modifies the role played by % which %coefficients corresponding to electron electron interaction % and the Fermi velocity…

Strongly Correlated Electrons · Physics 2009-11-11 S. Bellucci , P. Onorato

Chiral condensate and $\eta^\prime$ meson mass spectrum are studied under the influence of an external Abelian magnetic field. We work within the D3/D7 Karch--Katz model of flavoured AdS/CFT with supersymmetry broken by the Constable--Myers…

High Energy Physics - Theory · Physics 2011-08-04 A. V. Zayakin

Dimensional effects in the critical properties of multilayer Heisenberg films have been numerically studied by Monte Carlo methods. The effect of anisotropy created by the crystal field of a substrate has been taken into account for films…

Statistical Mechanics · Physics 2015-11-18 Pavel V. Prudnikov , Vladimir V. Prudnikov , Maria A. Medvedeva

We systematically study holographic effects on the magnetic field dependence of the drag force, diffusion coefficient, jet quenching parameter of heavy quarks and the shooting string energy loss of light quarks in the RHIC and LHC energy…

High Energy Physics - Phenomenology · Physics 2019-06-12 Zhou-Run Zhu , Sheng-Qin Feng , Ya-Fei Shi , Yang Zhong

Holographic methods are used to investigate the low temperature limit, including quantum critical behavior, of strongly coupled 4-dimensional gauge theories in the presence of an external magnetic field, and finite charge density. In…

High Energy Physics - Theory · Physics 2015-06-11 Eric D'Hoker , Per Kraus

This paper investigates the Casimir effect of a wedge and its holographic dual. We prove that the displacement operator universally determines the wedge Casimir effect in the smooth limit. Besides, we argue that the wedge Casimir energy…

High Energy Physics - Theory · Physics 2024-06-17 Rong-Xin Miao

We study a non-relativistic limit of physics in AdS which retains the curvature through a harmonic Newtonian potential. This limit appears in a CFT dual through the spectrum of operators of large dimension and correlation functions of those…

High Energy Physics - Theory · Physics 2022-11-30 Henry Maxfield , Zahra Zahraee

We study the response of the chiral magnetic effect due to continuous quenches induced by time dependent electric fields within holography. Concretely, we consider a holographic model with dual chiral anomaly and compute the electric…

High Energy Physics - Theory · Physics 2017-09-25 Martin Ammon , Sebastian Grieninger , Amadeo Jimenez-Alba , Rodrigo P. Macedo , Luis Melgar

We present a five-dimensional fully anisotropic holographic model for heavy quarks supported by Einstein-dilaton-three-Maxwell action; one of the Maxwell fields is related to an external magnetic field. Influence of the external magnetic…

High Energy Physics - Theory · Physics 2022-03-24 Irina Ya. Aref'eva , Kristina Rannu , Pavel Slepov

In this report we explore the remarkable connections between light-front dynamics, its holographic mapping to gravity in a higher-dimensional anti-de Sitter (AdS) space, and conformal quantum mechanics. This approach provides new insights…

High Energy Physics - Phenomenology · Physics 2016-08-08 Stanley J. Brodsky , Guy F. de Teramond , Hans Gunter Dosch , Joshua Erlich

The light-front holographic mapping of classical gravity in AdS space, modified by a positive-sign dilaton background, leads to a nonperturbative effective coupling $\alpha_s^{AdS}(Q^2)$. It agrees with hadron physics data extracted from…

High Energy Physics - Phenomenology · Physics 2014-11-20 Stanley J. Brodsky , Guy F. de Téramond , Alexandre Deur