Search Results - "Grozdanov, Sašo"
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On the connection between hydrodynamics and quantum chaos in holographic theories with stringy corrections
Published in The journal of high energy physics (01-01-2019)“…A bstract Pole-skipping is a recently discovered signature of many-body quantum chaos in collective energy dynamics. It establishes a precise connection…”
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Generalised global symmetries in holography: magnetohydrodynamic waves in a strongly interacting plasma
Published in The journal of high energy physics (01-04-2019)“…A bstract We begin the exploration of holographic duals to theories with generalised global (higher-form) symmetries. In particular, we focus on the case of…”
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Pole-skipping of gravitational waves in the backgrounds of four-dimensional massive black holes
Published in The European physical journal. C, Particles and fields (03-12-2023)“…Pole-skipping is a property of gravitational waves dictated by their behaviour at horizons of black holes. It stems from the inability to unambiguously impose…”
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Second-order transport, quasinormal modes and zero-viscosity limit in the Gauss-Bonnet holographic fluid
Published in The journal of high energy physics (01-03-2017)“…A bstract Gauss-Bonnet holographic fluid is a useful theoretical laboratory to study the effects of curvature-squared terms in the dual gravity action on…”
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Many-body chaos and energy dynamics in holography
Published in The journal of high energy physics (01-10-2018)“…A bstract Recent developments have indicated that in addition to out-of-time ordered correlation functions (OTOCs), quantum chaos also has a sharp…”
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Reconstruction of spectra and an algorithm based on the theorems of Darboux and Puiseux
Published in The journal of high energy physics (13-02-2023)“…A bstract Assuming only a known dispersion relation of a single mode in the spectrum of a meromorphic two-point function (in the complex frequency plane at…”
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The complex life of hydrodynamic modes
Published in The journal of high energy physics (01-11-2019)“…A bstract We study analytic properties of the dispersion relations in classical hydrody- namics by treating them as Puiseux series in complex momentum. The…”
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Hydrodynamic dispersion relations at finite coupling
Published in The journal of high energy physics (01-06-2021)“…A bstract By using holographic methods, the radii of convergence of the hydrodynamic shear and sound dispersion relations were previously computed in the N = 4…”
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Spectra of correlators in the relaxation time approximation of kinetic theory
Published in The journal of high energy physics (08-08-2024)“…A bstract The relaxation time approximation (RTA) of the kinetic Boltzmann equation is likely the simplest window into the microscopic properties of collective…”
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Adding new branches to the “Christmas tree” of the quasinormal spectrum of black branes
Published in The journal of high energy physics (01-04-2019)“…A bstract In holography, quasinormal spectra of black branes coincide with the poles of retarded finite-temperature correlation functions of a dual quantum…”
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Aspects of univalence in holographic axion models
Published in The journal of high energy physics (07-11-2022)“…A bstract Univalent functions are complex, analytic (holomorphic) and injective functions that have been widely discussed in complex analysis. It was recently…”
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Coupling constant corrections in a holographic model of heavy ion collisions with nonzero baryon number density
Published in The journal of high energy physics (01-12-2019)“…A bstract Sufficiently energetic collisions of heavy ions result in the formation of a droplet of a strongly coupled liquid state of QCD matter known as…”
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Holographic constraints on Bjorken hydrodynamics at finite coupling
Published in The journal of high energy physics (01-10-2017)“…A bstract In large- N c conformal field theories with classical holographic duals, inverse coupling constant corrections are obtained by considering…”
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Momentum and charge transport in non-relativistic holographic fluids from Hořava gravity
Published in The journal of high energy physics (01-11-2016)“…A bstract We study the linearized transport of transverse momentum and charge in a conjectured field theory dual to a black brane solution of Hořava gravity…”
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15
Bounds on Transport from Univalence and Pole-Skipping
Published in Physical review letters (05-02-2021)“…Bounds on transport represent a way of understanding allowable regimes of quantum and classical dynamics. Numerous such bounds have been proposed, either for…”
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Inflationary potentials from the exact renormalisation group
Published in Nuclear physics. B (01-08-2016)“…We show that an inflationary slow-roll potential can be derived as an IR limit of the non-perturbative exact renormalisation group equation for a scalar field…”
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Viscosity and dissipative hydrodynamics from effective field theory
Published in Physical review. D, Particles, fields, gravitation, and cosmology (29-05-2015)“…With the goal of deriving dissipative hydrodynamics from an action, we study classical actions for open systems, which follow from the generic structure of…”
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18
Black Hole Scrambling from Hydrodynamics
Published in Physical review letters (08-06-2018)“…We argue that the gravitational shock wave computation used to extract the scrambling rate in strongly coupled quantum theories with a holographic dual is…”
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Absence of Disorder-Driven Metal-Insulator Transitions in Simple Holographic Models
Published in Physical review letters (27-11-2015)“…We study electrical transport in a strongly coupled strange metal in two spatial dimensions at finite temperature and charge density, holographically dual to…”
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Coupling Constant Corrections in a Holographic Model of Heavy Ion Collisions
Published in Physical review letters (06-07-2017)“…We initiate a holographic study of coupling-dependent heavy ion collisions by analyzing, for the first time, the effects of leading-order, inverse coupling…”
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