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Related papers: Charged Lifshitz black hole and probed Lorentz-vio…

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We investigate the properties of holographic fermions in charged Lifshitz black holes at finite temperature through the AdS/CFT correspondence. In the charged Lifshitz background with the dynamical exponent $z=2$, we find that the…

High Energy Physics - Theory · Physics 2012-11-22 Li Qing Fang , Xian-Hui Ge , Xiao-Mei Kuang

We study the propagation of massless fermionic fields in the background of a three-dimensional Lifshitz black hole, which is a solution of conformal gravity. The black hole solution is characterized by a null dynamical exponent. Then, we…

High Energy Physics - Theory · Physics 2017-09-20 P. A. González , Yerko Vásquez , Ruth Noemi Villalobos

We show that coupling the Standard Model to a Lorentz symmetry violating sector may co-exist with viable phenomenology, provided that the interaction between the two is mediated by higher-dimensional operators. In particular, if the new…

High Energy Physics - Theory · Physics 2013-05-30 Maxim Pospelov , Yanwen Shang

We consider Einstein gravities coupled to a cosmological constant and multiple $SU(2)$ Yang-Mills fields in general dimensions and find that the theories admit colored Lifshitz solutions with dynamic exponents $z>1$. We also introduce a…

High Energy Physics - Theory · Physics 2015-06-19 Xing-Hui Feng , Wei-Jian Geng

We study quasi-normal modes for a higher dimensional black hole with Lifshitz scaling, as these quasi-normal modes can be used to test Lifshitz models with large extra dimensions. Furthermore, as the effective Planck scale is brought down…

High Energy Physics - Theory · Physics 2020-02-20 S. Sedigheh Hashemi , Mahdi Kord Zangeneh , Mir Faizal

We consider charged black holes in Einstein-Gauss-Bonnet Gravity with Lifshitz boundary conditions. We find that this class of models can reproduce the anomalous specific heat of condensed matter systems exhibiting non-Fermi-liquid…

High Energy Physics - Theory · Physics 2011-09-16 R. B. Mann , R. Pourhasan

We investigate the ringdown waveform and reflectivity of a Lifshitz scalar field around a fixed Schwarzschild black hole. The radial wave equation is modified due to the Lorentz breaking terms, which leads to a diversity of ringdown…

General Relativity and Quantum Cosmology · Physics 2021-05-07 Naritaka Oshita , Niayesh Afshordi , Shinji Mukohyama

We investigate holographic fermions in general asymptotically scaling geometries with hyperscaling violation exponent $\theta$, which is a natural generalization of fermions in Lifshitz spacetime. We prove that the retarded Green functions…

High Energy Physics - Theory · Physics 2023-08-14 Zhong-Ying Fan

In this paper we study black string solutions considering the Lifshitz anisotropic scaling. We have shown that a new class of asymptotically Lifshitz solutions can be generated by an Einstein-Maxwell-Dilaton theory with a cosmological…

General Relativity and Quantum Cosmology · Physics 2024-06-17 L. A. Lessa , J. E. G. Silva , J. Furtado

We consider Einstein gravities coupled to a cosmological constant and $SU(2)$ Yang-Mills fields in four and five dimensions. We find that the theories admit colored Lifshitz solutions with dynamic exponents $z>1$. We study the wave…

High Energy Physics - Theory · Physics 2015-06-23 Zhong-Ying Fan , H. Lu

A Lifshitz point is described by a quantum field theory with anisotropic scale invariance (but not Galilean invariance). In arXiv:0808.1725, gravity duals were conjectured for such theories. We construct analytically a black hole which…

High Energy Physics - Theory · Physics 2015-05-14 Koushik Balasubramanian , John McGreevy

We investigate modifications of the Lifshitz black hole solutions due to the presence of Maxwell charge in higher dimensions for arbitrary $z$ and any topology. We find that the behaviour of large black holes is insensitive to the topology…

High Energy Physics - Theory · Physics 2015-03-18 M. H. Dehghani , R. Pourhasan , R. B. Mann

Recently the modified Dirac equation with Lorentz invariance violation has been proposed, which would be helpful to resolve some issues in quantum gravity theory and high energy physics. In this paper, the modified Dirac equation has been…

High Energy Physics - Theory · Physics 2014-02-14 Shu-Zheng Yang , Kai Lin , Jin Li , Qing-Quan Jiang

We study classical scalar fields in asymptotically Lifshitz spacetimes. By evading Derrick's theorem requiring the scalar potential to explicitly depend on the background coordinates, we induce a diffeomorphism invariance breaking and…

High Energy Physics - Theory · Physics 2023-01-11 D. C. Moreira , F. A Brito , J. C. Mota-Silva

We study a non-relativistic fermionic retarded Green's function by making use of a fermion on the Lifshitz geometry with critical exponent z = 2. With a natural boundary condition, respecting the symmetries of the model, the resultant…

High Energy Physics - Theory · Physics 2013-05-30 Mohsen Alishahiha , M. Reza Mohammadi Mozaffar , Ali Mollabashi

This work is dedicated to the study of both large-$N$ and perturbative quantum behaviors of Lifshitz nonlinear sigma models with dynamical critical exponent $z=2$ in 2+1 dimensions. We discuss renormalization and renormalization group…

High Energy Physics - Theory · Physics 2016-07-01 Pedro R. S. Gomes , M. Gomes

We consider two alternative dark energy models: a Lorentz invariance preserving model with a nonminimally coupled scalar field and a Lorentz invariance violating model with a minimally coupled scalar field. We study accelerated expansion…

General Relativity and Quantum Cosmology · Physics 2008-12-18 Kourosh Nozari , S. Davood Sadatian

In this work, we consider the Ho\v{r}ava-Lifshitz scaling to rewrite higher-order derivatives in Lorentz-violating CPT-even electrodynamics. The possibility of the Lorentz invariance violation being originally suppressed by the quantum…

High Energy Physics - Theory · Physics 2021-03-03 K. E. L. de Farias , T. A. M. Sampaio , M. A. Anacleto , F. A. Brito , E. Passos

In this thesis we are interested in understanding how Lorentz symmetry violation can affect some features of fermion dynamics and, perhaps, help to solve some well-known problems in particle physics, such as the origin of neutrino masses…

High Energy Physics - Phenomenology · Physics 2016-12-28 Julio Leite

In recent years, Lorentz violation (LV) has emerged as a vibrant area of research in fundamental physics. Despite predictions from quantum gravity theories that Lorentz symmetry may break down at Planck-scale energies, which are currently…

General Relativity and Quantum Cosmology · Physics 2026-02-10 Yu Tang , Wentao Liu , Jieci Wang
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