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Related papers: Logarithmic Negativity in Lifshitz Harmonic Models

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We consider the one-loop effective potential at zero and finite temperature in scalar field theories with anisotropic space-time scaling. For $z=2$, there is a symmetry breaking term induced at one-loop at zero temperature and we find…

High Energy Physics - Theory · Physics 2015-05-30 K. Farakos , D. Metaxas

We present results from a numerical simulation of the two-dimensional Euclidean Wess-Zumino model. In the continuum the theory possesses N=1 supersymmetry. The lattice model we employ was analyzed by Golterman and Petcher in \cite{susy}…

High Energy Physics - Lattice · Physics 2009-11-10 Simon Catterall , Sergey Karamov

We investigate the matching between (1+1)-dimensional nonlinear field theories coupled to an external stochastic environment and their lattice simulations. In particular, we focus on how to obtain numerical results which are lattice-spacing…

High Energy Physics - Lattice · Physics 2009-10-30 Marcelo Gleiser , Hans-Reinhard Müller

The study of nonlinear phenomena in systems with many degrees of freedom often relies on complex numerical simulations. In trying to model realistic situations, these systems may be coupled to an external environment which drives their…

High Energy Physics - Lattice · Physics 2009-10-28 Julian Borrill , Marcelo Gleiser

We disclose the effects of Lifshitz dynamical exponent $z$ on the properties of holographic paramagnetic-ferromagnetic phase transition in the background of Lifshitz spacetime. To preserve the conformal invariance in higher dimensions, we…

High Energy Physics - Theory · Physics 2021-09-14 B. Binaei Ghotbabadi , A. Sheykhi , G. H. Bordbar

We propose a non-parametric variant of binary regression, where the hypothesis is regularized to be a Lipschitz function taking a metric space to [0,1] and the loss is logarithmic. This setting presents novel computational and statistical…

Machine Learning · Computer Science 2020-10-21 Ariel Avital , Klim Efremenko , Aryeh Kontorovich , David Toplin , Bo Waggoner

Generic higher character Lifshitz critical behaviors are described using field theory and $\epsilon_{L}$-expansion renormalization group methods. These critical behaviors describe systems with arbitrary competing interactions. We derive the…

Statistical Mechanics · Physics 2009-11-11 Marcelo M. Leite

We investigate the adjoint SU(2) lattice gauge theory in 3+1 dimensions with the Wilson plaquette action modified by a Z(2) monopole suppression term. For the zero-twist sector we report indications for the existence of a finite temperature…

High Energy Physics - Lattice · Physics 2008-11-26 A. Barresi , G. Burgio , M. Mueller-Preussker

Chaotic dependence on temperature refers to the phenomenon of divergence of Gibbs measures as the temperature approaches a certain value. Models with chaotic behaviour near zero temperature have multiple ground states, none of which are…

Mathematical Physics · Physics 2025-06-13 Léo Gayral , Mathieu Sablik , Siamak Taati

We investigate a version of SU(2) lattice gauge theory with a logarithmic action. The model is found to exhibit confinement, contrary to previous claims in the literature. Comparing ratios of physical quantities, like $\sqrt{\sigma}/T_c$,…

High Energy Physics - Lattice · Physics 2010-11-01 Urs M. Heller

Horava gravity theory possesses global Lifshitz space as a solution and has been conjectured to provide a natural framework for Lifshitz holography. We derive the conditions on the two derivative Horava gravity Lagrangian that are necessary…

High Energy Physics - Theory · Physics 2016-04-06 Sayandeb Basu , Jishnu Bhattacharyya , David Mattingly , Matthew Roberson

The ordering of charges on half-filled hypercubic lattices is investigated numerically, where electroneutrality is ensured by background charges. This system is equivalent to the $s = 1/2$ Ising lattice model with antiferromagnetic $1/r$…

Statistical Mechanics · Physics 2009-06-03 A. Mobius , U. K. Roessler

We consider high-dimensional generalized linear models with Lipschitz loss functions, and prove a nonasymptotic oracle inequality for the empirical risk minimizer with Lasso penalty. The penalty is based on the coefficients in the linear…

Statistics Theory · Mathematics 2008-12-18 Sara A. van de Geer

The Gibbs measures of an interaction can behave chaotically as the temperature drops to zero. We observe that for some classical lattice systems there are interactions exhibiting a related phenomenon of sensitive dependence of Gibbs…

Mathematical Physics · Physics 2015-09-02 Daniel Coronel , Juan Rivera-Letelier

A formal linear vector field representation for scientific equations is developed to rationalize the intuitive methods that are constantly employed. It is shown that unlike mechanical units that appear in the basis of the space, the reduced…

General Physics · Physics 2007-05-23 Christopher G Jesudason

A model of 3+1 dimensional gravity with negative cosmological constant coupled to abelian gauge fields has been proposed as a gravity dual for Lifshitz like critical phenomena in 2+1 dimensions. The finite temperature behavior is described…

High Energy Physics - Theory · Physics 2009-04-23 Ulf H. Danielsson , Larus Thorlacius

In this paper, we will analyse a supersymmetric field theory deformed by generalized uncertainty principle and Lifshitz scaling. It will be observed that this deformed supersymmetric field theory contains non-local fractional derivative…

High Energy Physics - Theory · Physics 2017-10-20 Qin Zhao , Mir Faizal , Mushtaq B. Shah , Anha Bhat , Prince A. Ganai , Zaid Zaz , Syed Masood , Jamil Raza , Raja Muhammad Irfan

In this work, we investigate the existence of analytic solutions of static scalar fields on Lifshitz spacetimes. We evade Derrick's theorem on curved spacetimes by breaking general covariance and use first-order formalism to obtain…

General Relativity and Quantum Cosmology · Physics 2022-08-25 Danilo C. Moreira

We extend the cohomological analysis in arXiv:1410.5831 of anisotropic Lifshitz scale anomalies. We consider non-relativistic theories with a dynamical critical exponent $z=2$ with or without non-relativistic boosts and a particle number…

High Energy Physics - Theory · Physics 2017-06-15 Igal Arav , Shira Chapman , Yaron Oz

In this note we investigate the anomalous breaking of anisotropic scaling symmetry in a non-relativistic field theory with dynamical exponent z=2. On general grounds, one can show that there exist two possible "central charges" which…

High Energy Physics - Theory · Physics 2012-09-25 Marco Baggio , Jan de Boer , Kristian Holsheimer