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Related papers: Analytic fermionic Green's functions from holograp…

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We show that particle-hole pairing is realized in the background of a charged black hole in magnetic field. The pairing instability occurs for sufficiently large fermion charges, which correspond to the Fermi liquid regime. The critical…

High Energy Physics - Theory · Physics 2010-11-17 E. Gubankova

In this work, the fermion behaviour near the Reissner-Nordstrom black holes in quantum mechanics is studied and exact solutions of the Dirac equation for Reissner-Nordstrom Black Holes are obtained in terms of special functions. We have…

General Relativity and Quantum Cosmology · Physics 2021-07-21 Özlem YeŞiltaŞ

We present an alternative way of computing nonrelativistic single-particle spectra from holography. To this end, we introduce a mass gap in a holographic Dirac semimetal and subsequently study the nonrelativistic limit of the resulting…

Quantum Gases · Physics 2019-01-16 N. W. M. Plantz , H. T. C. Stoof

We develop a bosonization formalism that captures non-perturbatively the interaction effects on the $\mathbf{Q}=0$ continuum of excitations of nodal fermions above one dimension. Our approach is a natural extension of the classic…

Strongly Correlated Electrons · Physics 2020-09-16 Sebastian Mantilla , Inti Sodemann

We explore strongly correlated materials with tilted Dirac cone by introducing a method to realize this spectral feature within a holographic setup. Following the work by Moradpouri et al., we construct an asymptotically AdS spacetime by…

High Energy Physics - Theory · Physics 2025-09-04 Jeong-Won Seo , Taewon Yuk , Sang-Jin Sin

The Dirac equation is solved in the $z=0$ Lifshitz black hole ($Z0$LBH) spacetime. The set of equations representing the Dirac equation in the Newman-Penrose (NP) formalism is decoupled into a radial set and an angular set. The separation…

High Energy Physics - Theory · Physics 2018-12-27 Gülnihal Tokgöz , İzzet Sakallı

We study (fermionic) spectral functions in two holographic models, the Gubser-Rocha-linear axion model and the linear axion model, where translational symmetry is broken by axion fields linear to the boundary coordinates ($\psi_{I}=\beta…

High Energy Physics - Theory · Physics 2020-07-22 Hyun-Sik Jeong , Keun-Young Kim , Yunseok Seo , Sang-Jin Sin , Shang-Yu Wu

Cold interacting fermions in two dimensions form exactly solvable Luttinger liquids, whose characteristic scaling exponents differ from those of conventional Fermi liquids. We use the AdS/CFT correspondence to discuss an equivalence between…

High Energy Physics - Theory · Physics 2013-05-29 Vijay Balasubramanian , Iñaki García-Etxebarria , Finn Larsen , Joan Simón

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 have used the de Hass-van Alphen (dHvA) effect to investigate the Fermi surface of high-quality crystalline TiSb2, which unveiled a nontrivial topologic nature by analyzing the dHvA quantum oscillations. Moreover, our analysis on the…

Strongly Correlated Electrons · Physics 2020-04-22 Wei Xia , Xianbiao Shi , Yushu Wang , Wenna Ge , Hao Su , Qin Wang , Xia Wang , Na Yu , Zhiqiang Zou , Yufeng Hao , Weiwei Zhao , Yanfeng Guo

We calculate semiclassically the emission rate of spin 1/2 particles from charged, nonrotating black holes in D=5,N=8 supergravity. The relevant Dirac equation is solved by the same approximation as in the bosonic case. The resulting…

High Energy Physics - Theory · Physics 2009-10-30 Kazuo Hosomichi

In a Dirac semimetal, the massless Dirac fermion has zero chirality, leading to surface states connected adiabatically to a topologically trivial surface state as well as vanishing anomalous Hall effect (AHE). Recently, it is predicted that…

We present the detailed formalism of the extremely correlated Fermi liquid theory, developed for treating the physics of the t-J model. We start from the exact Schwinger equation of motion for the Greens function for projected electrons,…

Strongly Correlated Electrons · Physics 2013-04-05 B. Sriram Shastry

In this work we discuss charged rotating black holes in $AdS_5 \times S^5$ that degenerate to extremal black holes with zero entropy. These black holes have scaling properties between charge and angular momentum similar to those of Fermi…

High Energy Physics - Theory · Physics 2015-06-05 Micha Berkooz , Anna Frishman , Amir Zait

We argue that the electron star and the AdS Dirac hair solution are two limits of the free charged Fermi gas in AdS. Spectral functions of holographic duals to probe fermions in the background of electron stars have a free parameter that…

High Energy Physics - Theory · Physics 2013-05-29 Mihailo Cubrovic , Yan Liu , Koenraad Schalm , Ya-Wen Sun , Jan Zaanen

We use gauge-gravity duality to compute spectral functions of fermionic operators in a strongly-coupled defect field theory in p-wave superfluid states. The field theory is (3+1)-dimensional N=4 supersymmetric SU(Nc) Yang-Mills theory, in…

High Energy Physics - Theory · Physics 2010-05-27 Martin Ammon , Johanna Erdmenger , Matthias Kaminski , Andy O'Bannon

We present an exactly solvable spin-3/2 model defined on a pentacoordinated three-dimensional graphite lattice, which realizes a novel quantum spin liquid with second-order topology. The exact solutions are described by Majorana fermions…

Strongly Correlated Electrons · Physics 2020-06-01 Y. X. Zhao , Y. Lu , Shengyuan A. Yang

The single-particle Green's function of an interacting Fermi system with dominant forward scattering is calculated by decoupling the interaction by means of a Hubbard-Stratonowich transformation involving a bosonic auxiliary field…

Condensed Matter · Physics 2007-05-23 Peter Kopietz

We consider deep inelastic scattering (DIS) on a dense nucleus described as an extremal RN-AdS black hole with holographic quantum fermions in the bulk. We find that the R-ratio (the ratio of the structure function of the black hole to…

High Energy Physics - Theory · Physics 2019-10-04 Kiminad A. Mamo

Non-Fermi liquids can be studied using holographic duality. The low energy physics of a holographic Fermi surface is controlled by an emergent scale invariance. After reviewing these developments, we generalize the holographic calculation…

High Energy Physics - Theory · Physics 2011-03-15 David Guarrera , John McGreevy