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We present an exact asymptotically Lifshitz black hole solution in Brans-Dicke theory of gravity in arbitrary $n(\ge 3)$ dimensions in presence of a power-law potential. In this solution, the dynamical exponent $z$ is determined in terms of…

广义相对论与量子宇宙学 · 物理学 2015-05-28 Hideki Maeda , Gaston Giribet

We study scalar perturbations for a four-dimensional asymptotically Lifshitz black hole in conformal gravity with dynamical exponent z=0, and spherical topology for the transverse section, and we find analytically and numerically the…

广义相对论与量子宇宙学 · 物理学 2015-10-14 Marcela Catalan , Eduardo Cisternas , P. A. Gonzalez , Yerko Vasquez

In various aspects of the spectral analysis of random Schroedinger operators monotonicity with respect to the randomness plays a key role. In particular, both the continuity properties and the low energy behaviour of the integrated density…

谱理论 · 数学 2007-08-06 Ivan Veselic'

A two-dimensional (2D) scalar-tensor gravity theory is used to describe the near-horizon near-extremal behavior of black 3-branes solutions of type IIB string theory. The asymptotic symmetry group of the 2D, asymptotically anti de Sitter…

高能物理 - 理论 · 物理学 2009-11-10 M. Cadoni

We generalize the four-dimensional R^2-corrected z=3/2 Lifshitz black hole to a two-parameter family of black hole solutions for any dynamical exponent z and for any dimension D. For a particular relation between the parameters, we find the…

高能物理 - 理论 · 物理学 2014-11-20 Eloy Ayón-Beato , Alan Garbarz , Gaston Giribet , Mokhtar Hassaïne

We investigate the reconstruction of a Fermi surface, which is called a Lifshitz transition, in magnetically ordered phases of the periodic Anderson model on a square lattice with a finite Coulomb interaction between f electrons. We apply…

强关联电子 · 物理学 2015-08-11 Katsunori Kubo

Though Transformers have achieved promising results in many computer vision tasks, they tend to be over-confident in predictions, as the standard Dot Product Self-Attention (DPSA) can barely preserve distance for the unbounded input domain.…

机器学习 · 计算机科学 2023-07-19 Wenqian Ye , Yunsheng Ma , Xu Cao , Kun Tang

We study scalar perturbations of four dimensional topological nonlinear charged Lifshitz black holes with spherical and plane transverse sections, and we find numerically the quasinormal modes for scalar fields. Then, we study the stability…

广义相对论与量子宇宙学 · 物理学 2016-03-23 Ramon Becar , P. A. Gonzalez , Yerko Vasquez

We demonstrate in detail how the space of two-dimensional quantum field theories can be parametrized by off-shell states of a free closed string moving in a flat background. The dynamic equation corresponding to the condition of conformal…

高能物理 - 理论 · 物理学 2009-10-28 Gregory Pelts

We examine the behavior of the retarded Green's function in theories with Lifshitz scaling symmetry, both through dual gravitational models and a direct field theory approach. In contrast with the case of a relativistic CFT, where the…

高能物理 - 理论 · 物理学 2016-02-08 Cynthia Keeler , Gino Knodel , James T. Liu , Kai Sun

We investigate the thermodynamics and phase structure of the deformed AdS-Schwarzschild black hole, generated via the gravitational decoupling (GD) method. In the bulk canonical ensemble, our results exhibit a van der Waals-type first-order…

高能物理 - 理论 · 物理学 2026-04-27 Kamal L. Panigrahi , Balbeer Singh

Black holes in asymptotically Lifshitz spacetime provide a window onto finite temperature effects in strongly coupled Lifshitz models. We add a Maxwell gauge field and charged matter to a recently proposed gravity dual of 2+1 dimensional…

高能物理 - 理论 · 物理学 2015-03-13 E. J. Brynjolfsson , U. H. Danielsson , L. Thorlacius , T. Zingg

We study a discrete Laplace operator $\Delta$ on percolation subgraphs of an infinite graph. The ball volume is assumed to grow at most polynomially. We are interested in the behavior of the integrated density of states near the lower…

数学物理 · 物理学 2016-01-05 Reza Samavat , Peter Stollmann , Ivan Veselić

We investigate the critical behavior of Lifshitz black holes in Einstein-dilaton gravity in the context of spontaneous Lorentz symmetry breaking. Considering the effects of both the bumblebee vacuum expectation value (VEV) and the…

广义相对论与量子宇宙学 · 物理学 2023-09-15 L. A. Lessa , J. E. G. Silva

Deformations of the AdS$_5$-Schwarzschild black brane, implemented in the AdS/CFT membrane paradigm, are scrutinized in the dual viscous hydrodynamic infrared limit. The latest experimental data analyses, regarding the shear…

高能物理 - 理论 · 物理学 2024-11-21 Roldao da Rocha

We investigate the temperature, photon and shadow radii, quasinormal modes (QNMs), time domain profiles, greybody factors, emission rates and topological characteristics of deformed black holes, focusing on the effects of the deformation…

高能物理 - 理论 · 物理学 2025-08-26 Dhruba Jyoti Gogoi , Jyatsnasree Bora , Filip Studnička , H. Hassanabadi

We formulate $\lambda$-deformed $\sigma$-models as QFTs in the upper-half plane. For different boundary conditions we compute correlation functions of currents and primary operators, exactly in the deformation parameter $\lambda$ and for…

高能物理 - 理论 · 物理学 2021-05-27 Konstantinos Sfetsos , Konstantinos Siampos

We show that the strongly coupled field theory holographically dual to the Gubser-Rocha anti-de-Sitter Einstein-Maxwell-Dilaton theory describes not a single non-trivial AdS$_2$ IR fixed point, but a one-parameter family. It is dual to a…

高能物理 - 理论 · 物理学 2023-03-29 Nicolas Chagnet , Floris Balm , Koenraad Schalm

We show that asymptotically locally Lifshitz space-times are holographically dual to field theories that exhibit Schroedinger invariance. This involves a complete identification of the sources, which describe torsional Newton-Cartan…

高能物理 - 理论 · 物理学 2015-06-11 Jelle Hartong , Elias Kiritsis , Niels A. Obers

We study the Integrated Density of States of one-dimensional random operators acting on $\ell^2(\mathbb Z)$ of the form $T + V_\omega$ where $T$ is a Laurent (also called bi-infinite Toeplitz) matrix and $V_\omega$ is an Anderson potential…

数学物理 · 物理学 2022-10-26 Martin Gebert , Constanza Rojas-Molina