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The center-stabilized multiflavor QCD* theories formulated on R_3 x S_1 exhibit both Abelian and non-Abelian confinement as a function of the S_1 radius, similar to the Seiberg-Witten theory as a function of the mass deformation parameter.…

High Energy Physics - Theory · Physics 2015-05-13 M. Shifman , M. Unsal

We are aiming to construct Quark Hadron Physics and Confinement Physics based on QCD. Using SU(3)$_c$ lattice QCD, we are investigating the three-quark potential at T=0 and $T \ne 0$, mass spectra of positive and negative-parity baryons in…

High Energy Physics - Phenomenology · Physics 2009-12-08 H. Suganuma , K. Amemiya , H. Ichie , N. Ishii , H. Matsufuru , N. Nakajima , Y. Nemoto , M. Oka , T. T. Takahashi

A non-Abelian theory of fermions interacting with gauge bosons, the constrained system, is studied. The equations of motion for a singular system are obtained as total differential equations in many variables. The integrability conditions…

General Physics · Physics 2023-08-30 Walaa I. Eshraim

Nonconfining Schwinger Model [AR] is studied with a one parameter class of kinetic energy like regularization. It may be thought of as a generalization over the regularization considered in [AR]. Phasespace structure has been determined in…

High Energy Physics - Theory · Physics 2008-11-26 Anisur Rahaman

We analyze the (1+1) dimensional QCD (QCD_2) at finite density to consider a number of qualitative issues: confinement in dense quark matter, the chiral symmetry breaking near the Fermi surface, the relation between chiral spirals and quark…

High Energy Physics - Phenomenology · Physics 2015-05-28 Toru Kojo

New light scalar degrees of freedom may alleviate the dark matter and dark energy problems, but if coupled to matter, they generally mediate a fifth force. In order for this fifth force to be consistent with existing constraints, it must be…

General Relativity and Quantum Cosmology · Physics 2023-10-04 Mateja Bošković , Enrico Barausse

We give a new criterion of quark confinement/deconfinement by deriving a low-energy effective theory of QCD. The effective theory can explain Abelian dominance in low-energy physics of QCD, especially, quark confinement. Finally, we apply…

High Energy Physics - Theory · Physics 2007-05-23 Kei-Ichi Kondo

Gauge theories with fermions in adjoint and fundamental representations are relevant for many different applications including composite Higgs models and general aspects of the confinement problem. We present first results from simulations…

High Energy Physics - Lattice · Physics 2021-12-01 Georg Bergner , Stefano Piemonte

In an Abelian projection SU(2) gluodynamics contains Abelian gauge fields (diagonal degrees of freedom) and Abelian matter fields (off-diagonal degrees). The matter fields are essential for the breaking of the adjoint string. We obtain…

High Energy Physics - Lattice · Physics 2009-11-10 Koichi Hashimoto , M. N. Chernodub , Tsuneo Suzuki

We study the confinement-deconfinement transition in $SU(2)$ gauge theory in the presence of massless bosons using lattice Monte Carlo simulations. The nature of this transition depends on the temporal extent ($N_\tau$) of the Euclidean…

High Energy Physics - Lattice · Physics 2017-07-19 Minati Biswal , Mridupawan Deka , Sanatan Digal , P. S. Saumia

In N=2 supersymmetric QCD with the U(N) gauge group and N_f>N we study the crossover transition from the weak coupling regime at large \xi to strong coupling at small \xi where \xi is the Fayet--Iliopoulos parameter. We find that at strong…

High Energy Physics - Theory · Physics 2010-05-27 M. Shifman , A. Yung

First part of the paper is devoted to applying the confinement mechanism proposed earlier by the author to estimate the possible parameters of the confining SU(3)-gluonic field in neutral kaons. The estimates obtained are consistent with…

High Energy Physics - Phenomenology · Physics 2010-12-14 Yu. P. Goncharov

I present recent results from lattice simulations of SU(2) gauge theory with Nf=2 Wilson quark flavors, at non-zero quark chemical potential. The thermodynamic equation of state is discussed along with the nature of the high density matter…

High Energy Physics - Lattice · Physics 2015-06-11 Simon Hands , Seamus Cotter , Pietro Giudice , Jon-Ivar Skullerud

In this work, we present a comprehensive study of the phase diagram of supersymmetric QCD with $N_{f}=N_{c}+1$ flavors perturbed by Anomaly Mediated Supersymmetry Breaking (AMSB). We extend the previous analyses on s-confining ASQCD…

High Energy Physics - Theory · Physics 2024-08-05 Carlos Henrique de Lima , Daniel Stolarski

In this paper we present a model of confinement based on an analogy with the confinement mechanism of the Schwarzschild solution of general relativity. Using recently discovered exact, Schwarzschild-like solutions of the SU(2)…

High Energy Physics - Theory · Physics 2015-06-26 Douglas Singleton , Atsushi Yoshida

We give a theoretical framework for defining and extracting non-Abelian magnetic monopoles in a gauge-invariant way in SU(N) Yang-Mills theory to study quark confinement. Then we give numerical evidences that the non-Abelian magnetic…

High Energy Physics - Theory · Physics 2011-06-24 K. -I. Kondo , A. Shibata , T. Shinohara , S. Kato

We consider QCD-like theories with one massless fermion in various representations of the gauge group SU$(N)$. The theories are formulated on $R_3\times S_1$. In the decompactification limit of large $r(S_1)$ all these theories are…

High Energy Physics - Theory · Physics 2010-05-27 Mikhail Shifman , Mithat Unsal

Yang-Mills theories with a gauge group SU(N_c\=3)and quark matter in the fundamental representation share many properties with the theory of strong interactions, QCD with N_c=3. We show that, for N_c even and in the confinement phase, the…

High Energy Physics - Lattice · Physics 2014-11-20 Kurt Langfeld , Bjoern H. Wellegehausen , Andreas Wipf

The massive N-flavor Schwinger model is analyzed by the bosonization method. The problem is reduced to the quantum mechanics of N degrees of freedom in which the potential needs to be self-consistently determined by its ground-state wave…

High Energy Physics - Theory · Physics 2008-11-26 Yutaka Hosotani , Ramon Rodriguez

We study $2d$ QCD coupled to fermions in the adjoint representation of the gauge group $SU(N)$ at large $N$, and its relation to string theory. It is shown that the model undergoes a deconfinement transition at a finite temperature…

High Energy Physics - Theory · Physics 2009-10-22 David Kutasov
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