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We study the viscosity spectral function of a holographic 2+1 dimensional fluid with Schroedinger symmetry. The model is based on a twisted compactification of $Ads_5\times S_5$. We numerically compute the spectral function of the stress…

高能物理 - 理论 · 物理学 2014-12-03 Thomas Schaefer

We present a quantitative analysis of Yang-Mills thermodynamics in 4D flat spacetime. The focus is on the gauge group SU(2). Results for SU(3) are mentioned in passing. Although all essential arguments and results were reported elsewhere we…

高能物理 - 理论 · 物理学 2009-11-05 Ralf Hofmann

We establish renormalizability of the full spectral action for the Yang-Mills system on a flat 4-dimensional background manifold. Interpreting the spectral action as a higher-derivative gauge theory, we find that it behaves unexpectedly…

数学物理 · 物理学 2011-04-05 Walter D. van Suijlekom

We calculate the chiral effective superpotential in $4D$ $\mathcal{N}=1$, $SU(N)$ super Yang-Mills theory coupled to chiral matter in one- and two-loop approximations. It is found that the one-loop contribution to the chiral effective…

高能物理 - 理论 · 物理学 2025-08-29 I. L. Buchbinder , R. M. Iakhibbaev , A. I. Mukhaeva , D. I. Kazakov , D. M. Tolkachev

Starting with a N=4 supersymmetric Yang-Mills theory in four dimensions with gauge group SU(3N) we perform an orbifold projection leading to a N=1 supersymmetric SU(N)^3 Yang-Mills theory with matter supermultiplets in bifundamental…

高能物理 - 理论 · 物理学 2010-08-25 Athanasios Chatzistavrakidis , Harold Steinacker , George Zoupanos

This is the second part in a four-paper sequence, which establishes the Threshold Conjecture and the Soliton Bubbling vs.~Scattering Dichotomy for the hyperbolic Yang--Mills equation in the $(4+1)$-dimensional space-time. This paper…

偏微分方程分析 · 数学 2021-03-31 Sung-Jin Oh , Daniel Tataru

There are, among others, currently two important views on the non-perturbative structure of Yang-Mills theory. One is through topological configurations and one is through Green's functions, in particular their (asymptotic) infrared…

高能物理 - 格点 · 物理学 2009-06-25 Axel Maas

We investigate the large N reduced model of gauge theory on a curved spacetime through the plane wave matrix model. We formally derive the action of the N=4 supersymmetric Yang-Mills theory on R \times S^3 from the plane wave matrix model…

高能物理 - 理论 · 物理学 2011-04-28 Yoshihisa Kitazawa , Koichiro Matsumoto

The Dirac operator describing the coupling of continuum quark fields to SU(2) center vortex world-surfaces composed of elementary squares on a hypercubic lattice is constructed. It is used to evaluate the quenched Dirac spectral density in…

高能物理 - 格点 · 物理学 2009-11-07 Michael Engelhardt

A classical solution to the Yang-Mills theory is given a new semiclassical interpretation in terms of particle scattering. It solves the complex time boundary value problem, which arises in the semiclassical approximation to a multi…

高能物理 - 唯象学 · 物理学 2010-11-01 Thomas M. Gould , Erich R. Poppitz

Including the Haar measure we show that the effective potential of the regularized SU(2) Yang-Mills theory has a minimum at vanishing Wilson-line $W=0$ for strong coupling, whereas it develops two degenerate minima close to $W=\pm 1$ for…

高能物理 - 唯象学 · 物理学 2016-09-01 K. Sailer , A. Schäfer , W. Greiner

The realization of center and chiral symmetries in $\mathcal{N}=1$ super Yang-Mills theory (SYM) is investigated on a four-dimensional Euclidean lattice by means of Monte Carlo methods. At zero temperature this theory is expected to confine…

高能物理 - 格点 · 物理学 2019-10-09 Georg Bergner , Camilo López , Stefano Piemonte

It is expected that incorporating the center symmetry in the conventional dimensionally reduced effective theory for high-temperature SU(N) Yang-Mills theory, EQCD, will considerably extend its applicability towards the deconfinement…

高能物理 - 格点 · 物理学 2010-01-21 A. Kurkela

The vortex free energy is studied in the random vortex world-surface model of the infrared sector of SU(3) Yang-Mills theory. The free energy of a center vortex extending into two spatial directions, which is introduced into Yang-Mills…

高能物理 - 格点 · 物理学 2009-11-10 M. Quandt , H. Reinhardt , M. Engelhardt

We present a method to obtain spectral functions at finite temperature and density from the Functional Renormalization Group. Our method is based on a thermodynamically consistent truncation of the flow equations for 2-point functions with…

高能物理 - 唯象学 · 物理学 2015-02-06 Ralf-Arno Tripolt , Nils Strodthoff , Lorenz von Smekal , Jochen Wambach

We show that the chiral partition function of two-dimensional Yang-Mills theory on the sphere can be mapped to the partition function of the homogeneous six-vertex model with domain wall boundary conditions in the ferroelectric phase. A…

高能物理 - 理论 · 物理学 2012-09-07 Richard J. Szabo , Miguel Tierz

We consider $4D$, $\mathcal{N}=4$, $SU(N)$ super Yang-Mills theory formulated in terms of $\mathcal{N}=1$ superfields where the leading low-energy contributions to effective action are given by chiral effective potential. This effective…

高能物理 - 理论 · 物理学 2026-02-10 I. L. Buchbinder , R. M. Iakhibbaev , D. I. Kazakov , A. I. Mukhaeva , D. M. Tolkachev

We review the spectral flow techniques for computing the index of the overlap Dirac operator including results relevant for SUSY Yang-Mills theories. We describe properties of the overlap Dirac operator, and methods to implement it…

高能物理 - 格点 · 物理学 2008-11-26 R. G. Edwards , U. M. Heller , R. Narayanan

We study the shape of the flux tube in lattice Yang-Mills theories and in particular its intrinsic width. In the framework of the Effective String Theory description of the confining flux tube this intrinsic width has no measurable effects…

高能物理 - 格点 · 物理学 2025-01-06 Michele Caselle , Elia Cellini , Alessandro Nada , Dario Panfalone , Lorenzo Verzichelli

We review the status of calculations of Yang-Mills Green functions from Dyson-Schwinger equations. The role of truncations is discussed and results for the four-gluon vertex are presented.

高能物理 - 唯象学 · 物理学 2015-06-15 Markus Q. Huber , Anton K. Cyrol , Lorenz von Smekal
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