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Related papers: Exact fermionic Green's functions from holograpny

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We study the Dirac equation of a charged massless spinor on the general charged AdS black hole of conformal gravity. The equation can be solved exactly in terms of Heun's functions. We obtain the exact Green's function in the phase space…

High Energy Physics - Theory · Physics 2015-06-11 H. Lu , Zhao-Long Wang

We construct T^2-symmetric charged AdS black holes in conformal gravity. The most general solution up to an overall conformal factor contains three non-trivial parameters: the mass, electric charge and a quantity that can be identified as…

High Energy Physics - Theory · Physics 2015-06-11 Jun Li , Hai-Shan Liu , H. Lu , Zhao-Long Wang

We study the Green's function of a gauge invariant fermionic operator in a strongly coupled field theory at nonzero temperature and density using a dual gravity description. The gravity model contains a charged black hole in four…

High Energy Physics - Theory · Physics 2012-06-27 Christopher P. Herzog , Jie Ren

We find exact, analytic solutions of the Dirac equation for a charged, massless fermion in the background of a charged, dilatonic black hole in AdS_5. The black hole descends from type IIB supergravity, where it describes D3-branes with…

High Energy Physics - Theory · Physics 2015-03-20 Steven S. Gubser , Jie Ren

We examine thermal Green's functions of fermionic operators in quantum field theories with gravity duals. The calculations are performed on the gravity side using ingoing Eddington-Finkelstein coordinates. We find that at negative imaginary…

High Energy Physics - Theory · Physics 2020-08-26 Nejc Ceplak , Kushala Ramdial , David Vegh

We calculate the two-point Green's functions of operators dual to fermions of maximal gauged supergravity in four and five dimensions, in finite temperature backgrounds with finite charge density. The numerical method used in these…

High Energy Physics - Theory · Physics 2015-03-11 Charles Cosnier-Horeau , Steven S. Gubser

We study the properties of the Green's functions of the fermions in the extremal charged dilatonic black hole proposed by Gubser and Rocha [Phys. Rev. D \textbf{81}, 046001 (2010)]. We find that many properties seem to be in agreement with…

High Energy Physics - Theory · Physics 2011-11-10 Jian-Pin Wu

The interplay of topological electronic band structures and strong interparticle interactions provides a promising path towards the constructive design of robust, long-range entangled many-body systems. As a prototype for such systems, we…

Strongly Correlated Electrons · Physics 2025-02-19 Steffen Bollmann , Chandan Setty , Urban F. P. Seifert , Elio J. König

We construct, using fermionic functional integrals, thermodynamic Green's functions for a weakly coupled fermion gas whose Fermi energy lies in a gap. Estimates on the Green's functions are obtained that are characteristic of the size of…

Mathematical Physics · Physics 2009-11-07 Joel Feldman , Horst Knoerrer , Eugene Trubowitz

We study the two-point function for fermionic operators in a class of strongly coupled systems using the gauge-gravity correspondence. The gravity description includes a gauge field and a dilaton which determines the gauge coupling and the…

High Energy Physics - Theory · Physics 2015-05-28 Norihiro Iizuka , Nilay Kundu , Prithvi Narayan , Sandip P. Trivedi

We study the properties of the Green's functions of the fermions in charged Gauss-Bonnet black hole. What we want to do is to investigate how the presence of Gauss-Bonnet coupling constant $\alpha$ affects the dispersion relation, which is…

High Energy Physics - Theory · Physics 2011-08-02 Jian-Pin Wu

We consider a holographic fermionic system in which the fermions are interacting with a U(1) gauge field in the presence of a dilaton field in a gravity bulk of a charged black hole with hyperscaling violation. Using both analytical and…

High Energy Physics - Theory · Physics 2015-06-22 Xiao-Mei Kuang , Eleftherios Papantonopoulos , Bin Wang , Jian-Pin Wu

In this work we perform a Green's function analysis of giant-dipole systems. First we derive the Green's functions of different magnetically field-dressed systems, in particular of electronically highly excited atomic species in crossed…

Atomic Physics · Physics 2018-01-17 Thomas Stielow , Stefan Scheel , Markus Kurz

We investigate zero sound in $D$-dimensional effective holographic theories, whose action is given by Einstein-Maxwell-Dilaton terms. The bulk spacetimes include both zero temperature backgrounds with anisotropic scaling symmetry and their…

High Energy Physics - Theory · Physics 2010-12-01 Bum-Hoon Lee , Da-Wei Pang , Chanyong Park

Inspired by the poles-zeros duality of Green's functions that appears in transitions into Mott-insulating phases in strongly correlated condensed matter systems, we propose a semi-holographic approach to Mott insulators. In this model, a…

We study properties of strongly coupled CFT's with non-zero background electric charge in 1+1 dimensions by studying the dual gravity theory - which is a charged BTZ black hole. Correlators of operators dual to scalars, gauge fields and…

High Energy Physics - Theory · Physics 2014-11-20 Debaprasad Maity , Swarnendu Sarkar , B. Sathiapalan , R. Shankar , Nilanjan Sircar

We consider the low energy effective field model of graphene monolayer. Coulomb interactions are taken into account. The model is simulated numerically using the lattice discretization with staggered fermions. The two point fermionic Green…

High Energy Physics - Lattice · Physics 2013-03-04 M. V. Ulybyshev , M. A. Zubkov

In this paper, we find mechanisms for the generation of Fermi arcs using the gauge/gravity correspondence. The gravity background is taken to be a charged black hole with vector hair in asymptotically AdS4 spacetime. The response function…

High Energy Physics - Theory · Physics 2010-07-05 David Vegh

D2-D8 model admits a numerical solution that corresponds to a charge density wave and a spin density wave. Considering that as the background, we numerically solve the Dirac equation for probe fermions. From the solution, we obtain the…

High Energy Physics - Theory · Physics 2021-10-13 Subir Mukhopadhyay , Nishal Rai

We use holography to study the ground state of a system with interacting bosonic and fermionic degrees of freedom at finite density. The gravitational model consists of Einstein-Maxwell gravity coupled to a perfect fluid of charged fermions…

High Energy Physics - Theory · Physics 2015-06-22 Francesco Nitti , Giuseppe Policastro , Thomas Vanel
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