Theory Seminar

DATE: 2006-02-02 13:30 -
PLACE: Kenkyu Honkan Rm. 321
TITLE: CONFINEMENT AND CHIRAL SYMMETRY IN THE DOMAIN MODEL OF QCD
CONTACT: Tango
SPEAKER: Prof. Sergei Nedelko   (JINR, Dubna)
LANGUAGE: English
ABSTRACT: The results of the domain model of QCD vacuum are reviewed. The model offers a coherent framework for realization of confinement of both static and dynamical quarks, flavour $SU_{ m L}(N_{ m f}) imes SU_{ m R}(N_{ m f})$ and $U_A(1)$ chiral symmetries and simultaneously a mechanism for resolution of the strong $CP$ problem. The structure of the effective meson Lagrangian is outlined and the spectrum of mesons is estimated. Confinement of dynamical quarks is implemented within the context of nonlocal field theory. The impact of this confinement scenario at high energies is considered. Relevance of the model to genuine QCD is discussed.

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