English
Related papers

Related papers: String representation of SU(3) gluodynamics in the…

200 papers

The properties of a helix-like shaped QCD string are studied in the context of the Lund fragmentation model, where the concept of a 3-dimensional structure of the gluon field offers an alternative aproach to the modelling of the transverse…

High Energy Physics - Phenomenology · Physics 2013-05-30 Sharka Todorova

The string breaking phenomenon in QCD can be studied using the gauge/string duality. In this approach, one can make estimates of some of the string breaking distances at non-zero temperature and baryon chemical potential. These point…

High Energy Physics - Phenomenology · Physics 2020-05-20 Oleg Andreev

We consider 2-dimensional QCD on a cylinder, where space is a circle of length $L$. We formulate the theory in terms of gauge-invariant gluon operators and multiple-winding meson (open string) operators. The meson bilocal operators satisfy…

High Energy Physics - Theory · Physics 2010-11-01 Avinash Dhar , Porus Lakdawala , Gautam Mandal , Spenta R. Wadia

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

The color structure of the gluon field magnetic mass is investigated in the lattice SU(2) gluodynamics. To realize that, the interaction between a monopole-antimonopole string and external neutral Abelian chromomagnetic field flux is…

High Energy Physics - Lattice · Physics 2018-10-02 Natalia V. Kolomoyets , Vladimir V. Skalozub

We consider the formulation of two dimensional QCD in terms of gauge invariant bilocal operators (string field) which satisfy a $W_\infty$ algebra. In analogy with our work on the $c=1$ string field theory we derive an action and associated…

High Energy Physics - Theory · Physics 2009-10-28 Avinash Dhar , Gautam Mandal , Spenta R. Wadia

A previously introduced relativistic energy density functional, successfully applied to ordinary nuclei, is extended to hypernuclei. The density-dependent mean field and the spin-orbit potential are consistently calculated for a $\Lambda$…

Nuclear Theory · Physics 2008-11-26 P. Finelli , N. Kaiser , D. Vretenar , W. Weise

Two dimensional QCD coupled to fermions in the adjoint representation of the gauge group $SU(N)$, a useful toy model of QCD strings, is supersymmetric for a certain ratio of quark mass and gauge coupling constant. Here we study the theory…

High Energy Physics - Theory · Physics 2009-10-28 Joshua Boorstein , David Kutasov

In this paper we make further refinements to the duality proposed between N=1 SQCD and certain string (supergravity plus branes) backgrounds, working in the regime of comparable large number of colors and flavors. Using the string theory…

High Energy Physics - Theory · Physics 2008-11-26 Roberto Casero , Carlos Nunez , Angel Paredes

We describe an effective theory of a scalar field, motivated by some features expected in the low energy theory of gluodynamics in 3+1 dimensions. The theory describes two propagating massless particles in a certain limit, which we identify…

High Energy Physics - Theory · Physics 2013-12-16 Ibrahim Burak Ilhan , Alex Kovner

We present preliminary results from a high statistics study of 2-color QCD at low temperature and non-zero baryon density. The simulations are carried out on a 6^3*12 lattice and use a standard hybrid molecular dynamics algorithm for…

High Energy Physics - Lattice · Physics 2009-11-10 M. -P. Lombardo , M. L. Paciello , S. Petrarca , B. Taglienti

The dynamics of baryon string model Y (three-string) is considered with using the approach that implies defining a classical motion of the system on the base of given initial position and initial velocities of string points. The analysis…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. S. Sharov

Non-relativistic charged particles and strings coupled with abelian gauge fields are quantized in a geometric representation that generalizes the Loop Representation. We consider three models: the string in self-interaction through a…

High Energy Physics - Theory · Physics 2009-11-10 P. J. Arias , E. Fuenmayor , Lorenzo Leal

By making use of the Abelian projection method, a dual version of the SU(2)-gluodynamics with manifest monopole-like excitations, arising from the integration over singular gauge transformations, is formulated in the continuum limit. The…

High Energy Physics - Theory · Physics 2007-05-23 Dmitri Antonov , Dietmar Ebert

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

Certain properties of maximal abelian projection are derived which suggest that the fundamental and adjoint SU(2) string tensions are reproduced by singly and doubly charged abelian Wilson loops, respectively. Thus, abelian dominance, which…

High Energy Physics - Lattice · Physics 2014-11-17 Grigorios I. Poulis

A duality relationship between certain brane configurations in type IIA and type IIB string theory is explored by exploiting the geometrical origins of each theory in M-theory. The configurations are dual ways of realising the…

High Energy Physics - Theory · Physics 2009-10-30 Clifford V. Johnson

It is illustrated that quantum nucleardynamics (QND) as an SU(2)_N x U(1)_Z gauge theory, which is generated from quantum chromodynamics (QCD) as an SU(3)_C gauge theory through dynamical spontaneous symmetry breaking, successfully…

Nuclear Theory · Physics 2007-05-23 Heui-Seol Roh

We consider a non-supersymmetric USp Yang-Mills Chern-Simons gauge theory coupled to fundamental flavours. The theory is realised in type IIB string theory via an embedding in a Hanany-Witten brane configuration which includes an…

High Energy Physics - Theory · Physics 2018-05-09 Adi Armoni , Vasilis Niarchos

We realize, for the first time, a non-Abelian gauge theory with both gauge and matter fields on a quantum computer. This enables the observation of hadrons and the calculation of their associated masses. The SU(2) gauge group considered…

Quantum Physics · Physics 2021-12-03 Yasar Atas , Jinglei Zhang , Randy Lewis , Amin Jahanpour , Jan F. Haase , Christine A. Muschik