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Recently, it has been observed that the non-Abelian action associated with lattice monopoles and vortices is ultraviolet divergent, at least at presently available lattices. On the other hand, the total length of the monopole trajectories…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. I. Zakharov

By numerical calculations we show that the abelian monopole currents are locally correlated with the density of SU(2) lattice action. The correlations are larger by the order of magnitude in the maximal abelian projection than in the…

High Energy Physics - Lattice · Physics 2009-10-30 B. L. G. Bakker , M. N. Chernodub , M. I. Polikarpov

We show that the monopole confinement mechanism in lattice gluodynamics may be a particular feature of the maximal abelian projection. We give an explicit example of the $SU(2) \rightarrow U(1)$ projection (the minimal abelian projection),…

High Energy Physics - Lattice · Physics 2007-05-23 M. N. Chernodub , M. I. Polikarpov , A. I. Veselov

We study various representations of infrared effective theory of SU(2) Gluodynamics as a (quantum) perfect lattice action. In particular we derive a monopole action and a string model of hadrons from SU(2) Gluodynamics. These are lattice…

High Energy Physics - Lattice · Physics 2010-11-19 M. N. Chernodub , S. Fujimoto , S. Kato , M. Murata , M. I. Polikarpov , T. Suzuki

We review recent developments in understanding the physics of the magnetic monopoles in unbroken non-Abelian gauge theories. Since numerical data on the monopoles are accumulated in lattice simulations, the continuum theory is understood as…

High Energy Physics - Theory · Physics 2009-10-31 M. N. Chernodub , F. V. Gubarev , M. I. Polikarpov , V. I. Zakharov

We study Abelian monopole and vortex condensation in lattice pure gauge theories. Condensation is detected by means of a disorder parameter defined in terms of a gauge-invariant effective action introduced using the lattice Schr\"odinger…

High Energy Physics - Lattice · Physics 2009-11-07 Paolo Cea , Leonardo Cosmai

Decomposition of SU(2) gauge field into the monopole and monopoleless components is studied in the Maximal Abelian gauge using Monte-Carlo simulations in lattice SU(2) gluodynamics as well as in two-color QCD with both zero and nonzero…

High Energy Physics - Lattice · Physics 2022-02-16 V. Bornyakov , I. Kudrov , R. Rogalyov

We investigate the properties of thermal abelian magnetic monopoles in the high temperature phase of Yang--Mills theories, following a recent proposal for their identification on lattice configurations. The study is done for SU(2) pure…

High Energy Physics - Lattice · Physics 2008-11-26 Alessio D'Alessandro , Massimo D'Elia

We study the relation between instantons and monopoles in the abelian gauge. First, we investigate the monopole in the multi-instanton solution in the continuum Yang-Mills theory using the Polyakov gauge. At a large instanton density, the…

High Energy Physics - Lattice · Physics 2009-10-28 H. Suganuma , S. Sasaki , H. Ichie , F. Araki , O. Miyamura

We discuss some properties of abelian monopoles in the Maximal Abelian projection of the SU(2) lattice gluodynamics. We show that in the maximal abelian projection abelian monopoles carry fluctuating electric charge and that the monopole…

High Energy Physics - Lattice · Physics 2007-05-23 B. L. G. Bakker , M. N. Chernodub , F. V. Gubarev , M. I. Polikarpov , A. I. Veselov

We study the continuum limit of the abelian string tension and the density of abelian monopoles calculated after carefully fixing the maximal abelian gauge by employing the simulated annealing algorithm. We present the evidence that the…

High Energy Physics - Lattice · Physics 2015-06-25 V. Bornyakov , M. Muller-Preussker

We present a gauge-invariant effective action for the Abelian Higgs model (scalar electrodynamics) with a chemical potential $\mu$ on a 1+1 dimensional lattice. This formulation provides an expansion in the hopping parameter $\kappa$ which…

High Energy Physics - Lattice · Physics 2015-10-21 Alexei Bazavov , Yannick Meurice , Shan-Wen Tsai , Judah Unmuth-Yockey , Jin Zhang

Using the renormalization group motivated smoothing technique, the large scale structure of lattice configurations at finite temperature is characterized in terms of Abelian monopoles identified in the maximally Abelian, the Laplacian…

High Energy Physics - Lattice · Physics 2009-10-31 E. -M. Ilgenfritz , H. Markum , M. Müller-Preussker , S. Thurner

We continue our study of the Gribov copies effrcts in the Maximal Abelian gauge in lattice $SU(3)$ gluodynamics. Our computations were completed for four values of the lattice spacing with physical lattice size $L \approx 2$ fm. It is…

High Energy Physics - Lattice · Physics 2025-03-20 I. Kudrov , V. Bornyakov

Motivated by recent literature on the possible existence of a second higher-temperature phase transition in Quantum Chromodynamics, we revisit the proposal that colour confinement is related to the dynamics of magnetic monopoles using…

High Energy Physics - Lattice · Physics 2025-02-03 Xavier Crean , Jeffrey Giansiracusa , Biagio Lucini

In this Letter we use the Julia-Toulouse approach for condensation of defects in order to obtain an effective confinement theory for external chromoelectric probe charges in SU(3) gauge theory in the regime with condensed chromomagnetic…

High Energy Physics - Theory · Physics 2012-03-29 L. S. Grigorio , M. S. Guimaraes , R. Rougemont , C. Wotzasek

We study monopoles and gluon fields in QCD in the maximally abelian (MA) gauge in the context of the dual superconductor picture for confinement. In the abelian gauge, unit-charge magnetic monopoles appear, but multi-charge monopoles do not…

High Energy Physics - Lattice · Physics 2009-10-31 Hiroko Ichie , Hideo Suganuma

The general properties of the abelian projection are reviewed. We derive the explicit expression for the abelian functional integral for U(1) abelian theory which corresponds to the abelian projection of the SU(2) gluodynamics. The…

High Energy Physics - Theory · Physics 2007-05-23 M. N. Chernodub , M. I. Polikarpov , A. I. Veselov

We investigate Abelian and monopole contributions to spatial string tension in the deconfined phase of finite temperature SU(2) gauge theory without imposing any gauge fixing conditions. Lattice calculations of non-Abelian and Abelian…

High Energy Physics - Lattice · Physics 2016-12-07 Takashige Sekiguchi , Katsuya Ishiguro

We introduce a gauge invariant topological definition of monopole charge in pure SU(2) gluodynamics. The non-trivial topology is provided by hedgehog configurations of the non-Abelian field strength tensor on the two-sphere surrounding the…

High Energy Physics - Lattice · Physics 2007-05-23 F. V. Gubarev , V. I. Zakharov