Baryonic flux in quenched and two-flavor dynamical QCD after Abelian projection

We study the distribution of color electric flux of the three-quark system in quenched and full QCD (with N{sub f}=2 flavors of dynamical quarks) at zero and finite temperature. To reduce ultraviolet fluctuations, the calculations are done in the Abelian projected theory fixed to the maximally Abeli...

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Veröffentlicht in:Physical review. D, Particles and fields Particles and fields, 2004-09, Vol.70 (5), Article 054506
Hauptverfasser: Bornyakov, V. G., Ichie, H., Mori, Y., Pleiter, D., Polikarpov, M. I., Schierholz, G., Streuer, T., Stüben, H., Suzuki, T.
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Sprache:eng
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Zusammenfassung:We study the distribution of color electric flux of the three-quark system in quenched and full QCD (with N{sub f}=2 flavors of dynamical quarks) at zero and finite temperature. To reduce ultraviolet fluctuations, the calculations are done in the Abelian projected theory fixed to the maximally Abelian gauge. In the confined phase we find clear evidence for a Y-shape flux tube surrounded and formed by the solenoidal monopole current, in accordance with the dual superconductor picture of confinement. In the deconfined, high temperature phase monopoles cease to condense, and the distribution of the color electric field becomes Coulomb-like.
ISSN:1550-7998
0556-2821
1550-2368
1089-4918
DOI:10.1103/PhysRevD.70.054506