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Nonperturbative QCD: confinement and deconfinement

2002/11/21 by Yu. A. Simonov, Simonov, Yu. A.
Physics and Astronomy · #Cold Atom Physics and Bose-Einstein Condensates #FOS: Physical sciences #High Energy Physics - Phenomenology (hep-ph) #Quantum Electrodynamics and Casimir Effect #Theoretical and Computational Physics #hep-ph

paper · pdf · doi:10.48550/arxiv.hep-ph/0211330

11 pages, latex2e, Invited talk at the 3-rd International Sakharov Conference on Physics, Moscow, Lebedev Institute, June 24-29, to be published in Proceedings

arxiv created 2002/11/21 · openalex publication_date 2002/11/21 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

After a short exposition of field correlators in the QCD vacuum and the recently discovered Casimir scaling phenomenon, the origin of confinement in QCD is discussed and two possible mechanisms are suggested, which can be checked by new lattice measurements. Screening of confinement due to sea quarks is discussed and quantitatively explained. Deconfinement is introduced via the colorelectric field evaporation and the transition temperature Tc is found numerically in good agreement with lattice measurements. The Tc dependence on Nc and nf is also predicted and agrees with the recent lattice data.

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