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Related papers: Thermalization after holographic bilocal quench

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We derive a general relation between the ground state entanglement Hamiltonian and the physical stress tensor within the path integral formalism. For spherical entangling surfaces in a CFT, we reproduce the \emph{local} ground state…

High Energy Physics - Theory · Physics 2014-05-05 Gabriel Wong , Israel Klich , Leopoldo A. Pando Zayas , Diana Vaman

In this work, we investigate the entanglement structure in a $\textrm{T}\bar{\textrm{T}}$-deformed holographic CFT$_2$ with a conserved angular momentum. We utilize conformal perturbation theory to compute the leading order correction to…

High Energy Physics - Theory · Physics 2024-10-10 Debarshi Basu , Saikat Biswas

With an aim towards understanding the time-dependence of entanglement entropy in generic quantum field theories, we propose a covariant generalization of the holographic entanglement entropy proposal of hep-th/0603001. Apart from providing…

High Energy Physics - Theory · Physics 2012-06-15 Veronika E. Hubeny , Mukund Rangamani , Tadashi Takayanagi

The problem of holographic thermalization in the framework of Einstein gravity coupled to Born-Infeld nonlinear electrodynamics is investigated. We use equal time two-point correlation functions and expectation values of Wilson loop…

High Energy Physics - Theory · Physics 2015-02-24 Giancarlo Camilo , Bertha Cuadros-Melgar , Elcio Abdalla

We study the low-energy corrections to the holographic entanglement entropy (HEE) in the boundary CFT by perturbing the bulk geometry up to second order excitations. Focusing on the case that the boundary subsystem is a strip, we show that…

High Energy Physics - Theory · Physics 2018-01-30 Song He , Jia-Rui Sun , Hai-Qing Zhang

Unlike the standard entanglement entropy considered in the holographic context, entwinement measures entanglement between degrees of freedom that are not associated to a spatial subregion. Entwinement is defined for two-dimensional CFTs…

High Energy Physics - Theory · Physics 2020-04-22 Johanna Erdmenger , Marius Gerbershagen

We use the notion of double holography to study Hawking radiation emitted by the eternal BTZ black hole in equilibrium with a thermal bath, but in the form of warped CFT$_2$ degrees of freedom. In agreement with the literature, we find…

High Energy Physics - Theory · Physics 2021-07-22 Elena Caceres , Arnab Kundu , Ayan K. Patra , Sanjit Shashi

We investigate the spreading of entanglement, and entanglement memory effects, in two-dimensional conformal field theory (CFT) propagating on evaporating black hole backgrounds. Memory effects leading to late-time spikes in mutual…

High Energy Physics - Theory · Physics 2026-05-15 Levy B. N. Batista , Nicolò Bragagnolo , Rhys Holmes , S. Prem Kumar

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

For time-independent excited states in conformal field theories, the entanglement entropy of small subsystems satisfies a `first law'-like relation, in which the change in entanglement is proportional to the energy within the entangling…

High Energy Physics - Theory · Physics 2018-09-25 Sagar F. Lokhande , Gerben W. J. Oling , Juan F. Pedraza

We advance a holographic conjecture for the entanglement negativity of bipartite quantum states in $(1+1)$-dimensional conformal field theories in the $AdS_3/CFT_2$ framework. Our conjecture exactly reproduces the replica technique results…

High Energy Physics - Theory · Physics 2018-06-06 Pankaj Chaturvedi , Vinay Malvimat , Gautam Sengupta

We study the holographic construction of timelike entanglement entropy (tEE) in black hole backgrounds in Lorentzian geometries. The holographic tEE is realized through extremal surfaces consisting of spacelike and timelike branches that…

High Energy Physics - Theory · Physics 2026-03-11 Mir Afrasiar , Jaydeep Kumar Basak , Keun-Young Kim

We revisit certain aspects of thermalization in 2D CFT. In particular, we consider similarities and differences between the time dependence of correlation functions in various states in rational and non-rational CFTs. We also consider the…

High Energy Physics - Theory · Physics 2017-01-04 Jan de Boer , Dalit Engelhardt

The thermalization process of the holographic entanglement entropy (HEE) of an annular domain is investigated over the Vaidya-AdS geometry. We numerically determine the Hubeny-Rangamani-Takayanagi (HRT) surface which may be a hemi-torus or…

High Energy Physics - Theory · Physics 2020-02-19 Yi Ling , Yuxuan Liu , Zhuo-Yu Xian

In this paper, we have investigated the holographic entanglement entropy for a linear subsystem in a $3+1$-dimensional Lifshitz black hole. The entanglement entropy has been analysed in both the infra-red and ultra-violet limits, and has…

High Energy Physics - Theory · Physics 2020-07-15 Sourav Karar , Sunandan Gangopadhyay

We establish a one-to-one mapping between entanglement entropy, energy, and temperature (quantum entanglement mechanics) with black hole entropy, Komar energy, and Hawking temperature, respectively. We show this explicitly for 4-D…

General Relativity and Quantum Cosmology · Physics 2021-01-04 S. Mahesh Chandran , S. Shankaranarayanan

In this paper, we study the bulk entanglement entropy evolution in conical BTZ black bole background using the heat kernel method. This is motivated by exploring the new examples where quantum corrections of entanglement entropy give the…

High Energy Physics - Theory · Physics 2018-02-14 Yushu Song

We study the evolution of holographic subregion complexity (HSC) in a thermally and magnetically quenched strongly coupled quantum field theory in 2+1 dimension. We illustrate two concepts of complexity in this theory, (1): how much…

High Energy Physics - Theory · Physics 2023-08-10 Mohammad Ali-Akbari , Mahsa Lezgi

We extend our work on entanglement propagation following a local quench in 2+1 dimensional holographic conformal field theories. We find that entanglement propagates along an emergent lightcone, whose speed of propagation $v_E$ seems…

High Energy Physics - Theory · Physics 2017-06-14 Moshe Rozali , Alexandre Vincart-Emard

We consider reflected entropy in a thermofield double state perturbed by a heavy operator insertion. For sufficiently early operator insertions the dual geometry can be described by a localized shock wave geometry. We calculate the…

High Energy Physics - Theory · Physics 2020-08-11 Jan Boruch