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Related papers: Screening in Hot Non-Abelian Plasma

200 papers

The screening masses of hot SU(N) gauge theory, defined as poles of the corresponding propagators are studied in 3d adjoint Higgs model, considered as an effective theory of QCD, using coupled gap equations and lattice Monte-Carlo…

High Energy Physics - Phenomenology · Physics 2007-05-23 F. Karsch , M. Oevers , A. Patkos , P. Petreczky , Zs. Szep

Using gauge-gravity duality, we extend thermodynamic studies and present results for thermal screening masses in strongly coupled N=2* supersymmetric Yang-Mills theory. This non-conformal theory is a mass deformation of maximally…

High Energy Physics - Theory · Physics 2017-09-05 Carlos Hoyos , Steve Paik , Laurence G. Yaffe

The complete set of static screening masses is determined for the SU(2) Higgs model from one-loop coupled gap equations. Results from the version, containing scalar fields both in the fundamental and adjoint representations are compared…

High Energy Physics - Phenomenology · Physics 2009-01-07 P. Petreczky , Zs. Szep , A. Patkos

The physics of electric and magnetic screening in non-Abelian finite temperature field theory is closely related to the non-perturbative properties of the corresponding three-dimensional effective theories which are confining. I discuss…

High Energy Physics - Phenomenology · Physics 2007-05-23 Owe Philipsen

Decades of analytic and computational work have demonstrated that a charge immersed in a hot plasma is screened. For both Abelian and non-Abelian interactions, the characteristic screening length $1/m_D$ is set by the so-called Debye mass…

High Energy Physics - Phenomenology · Physics 2024-10-16 Elba Alonso-Monsalve , David I. Kaiser

We discuss the calculation of electric and magnetic screening masses in SU(2) gauge theory. The temperature dependence of these masses obtained from the long-distance behaviour of spatial correlation functions has been analyzed for…

High Energy Physics - Lattice · Physics 2007-05-23 U. M. Heller , F. Karsch , J. Rank

Analytic estimates of screening masses in the symmetric, high-temperature phase of the SU(2)-Higgs model are reviewed. The size of the mass gap in the symmetric phase is closely related to the critical Higgs mass where the first-order…

High Energy Physics - Phenomenology · Physics 2007-05-23 Wilfried Buchmuller

We studied screening masses in the equilibrium thermodynamics of SU(2) and SU(3) pure gauge theories on the lattice. At a temperature of 2 Tc we found strong evidence for dimensional reduction in the non-perturbative spectrum of screening…

High Energy Physics - Lattice · Physics 2009-10-31 Saumen Datta , Sourendu Gupta

The physical sense and the properties of a group screening parameters which are determined in the previous papers (Part~1 and Part~2) for single- and two-component systems is discussed in this paper. On the base of data from the mentioned…

Plasma Physics · Physics 2009-06-30 A. A. Mihajlov , Y. Vitel , Lj. M. Ignjatovic

The Thomas-Fermi screening of non-Abelian gauge fields by fermions or screening of gluon fields in quark matter is discussed. It is described by an effective mass term which is, as with hard thermal loops, related to the eikonal for a…

High Energy Physics - Theory · Physics 2009-10-30 G. Alexanian , V. P. Nair

The meson screening mass in the pseudoscalar channel is calculated from the momentum dependent meson spectral function, using HTL fermionic propagators. A careful subtraction procedure is required to get an UV finite result. It is shown…

High Energy Physics - Phenomenology · Physics 2008-11-26 W. M. Alberico , A. Beraudo , A. Czerska , P. Czerski , A. Molinari

We develop a semiclassical method to calculate the density of magnetic monopoles in non-abelian gauge theories at finite temperature in the dilute gas approximation. This quantity is related to the inverse magnetic screening length for…

Nuclear Theory · Physics 2008-11-26 T. S. Biro , B. Mueller

The increasing focus on unquenched lattice simulations has revived interest also in gluonic screening masses, whose inverses characterise the longest length scales at which thermal fluctuations are correlated in a hot non-Abelian plasma. We…

High Energy Physics - Phenomenology · Physics 2009-09-28 M. Laine , M. Vepsalainen

We perform a systematic scaling study of screening masses in pure gauge SU(2) theory at temperatures above the phase transition temperature. The major finite volume effect is seen to be spatial deconfinement. We extract the screening masses…

High Energy Physics - Lattice · Physics 2009-10-31 Saumen Datta , Sourendu Gupta

We study the spectrum of screening masses in the deconfined phase of (3+1)D SU(2) pure gauge theory near criticality and compare it with the spectrum of bound states in the broken symmetry phase of the 3D Ising model, which is related to…

High Energy Physics - Lattice · Physics 2009-11-07 Roberto Fiore , Alessandro Papa , Paolo Provero

We present results for the wave functions and the screening mass spectrum for quantum numbers $0^{++}$, $1^{--}$ and $2^{++}$ in the three-dimensional SU(2)-Higgs model near to the phase transition line below the endpoint and in the…

High Energy Physics - Lattice · Physics 2011-09-13 E. -M. Ilgenfritz , A. Schiller , C. Strecha

The Debye mass m_D is computed nonperturbatively in the deconfined phase of QCD, where chromomagnetic confinement is known to be present. The latter defines m_D to be m_D=c_D\sqrt{\sigma_s}, where c_D \approx 2 and \sigma_s=\sigma_s(T) is…

High Energy Physics - Phenomenology · Physics 2007-07-09 N. O. Agasian , Yu. A. Simonov

The hadronic screening mass at high temperature ($T$) in QCD$_4$ is examined on the basis of the QCD sum rules in (2+1) dimensions. Due to the magnetic gluon condensate at high $T$ which is expected to be nonvanishing, the screening mass…

High Energy Physics - Phenomenology · Physics 2009-10-28 M. Ishii , T. Hatsuda

We study the non-abelian, gauge invariant, screening potential between two charges in a quark-gluon plasma. Using Braaten and Pisarski resummed perturbation theory in temporal axial gauge, we find a repulsive power screened potential which…

High Energy Physics - Phenomenology · Physics 2009-10-28 S. Peigné , S. M. H. Wong

In quantum electrodynamics, static electric fields are screened at non-zero temperatures by charges in the plasma. The inverse screening length, or Debye mass, may be analyzed in perturbation theory and is of order $eT$ at relativistic…

High Energy Physics - Phenomenology · Physics 2010-02-16 Peter Arnold , Laurence G. Yaffe
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