NONPERTURBATIVE KINETIC DESCRIPTION OF THE VACUUM QGP PRODUCTION IN THE ABELIAN PROJECTION METHODS

18 Sept 2025, 14:00
20m
LHEP-215/Conference Hall - Конференц-зал корп. 215 (VBLHEP)

LHEP-215/Conference Hall - Конференц-зал корп. 215

VBLHEP

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20 min. Relativistic heavy ion collisions Relativistic heavy ion collisions

Speaker

Dmitriev, Vadim (Saratov State University)

Description

The initial variant of the nonperturbative kinetic theory (NPKT) in the vacuum quark-antiquark creation in the conditions of the ultrarelativistic heavy-ion collisions was represented in a simplified semiphenomenological form as the Abelian projection of QCD, where the U(1) gauge theory with the masses and color charges of the light quarks was used for primary investigation of some features of such kind process (Rev. [1]). In the following development of NPKT was shifted in the strong field SFQED (Rev. [2-4]) and the low energy graphen model [5].

In the present work we return to analysis of NPKT in the method of the Abelian projections of QCD and discuss some concrete realizations of such kind QCD models of the chromoelectric fields generated by counterpropagating valent quarks flows. A chromoelectric feature in the QGP behavior is presence of the superposition of the forced of Langmuir plasma oscillations, which are well known in the electron-positron plasma created from the vacuum [6,7]. We compare also the obtained results with results of the work based on some alternative approach (e.g., [8]).

The main difficulty on the way to construction NPKT in QCD is multicomponents character of the theory, in contrast to the SFQED and the graphene [5]. These obstacles are encountered on the stage of diagonalization of the Hamiltonian. In this work we investigate these problem in the framework of the SU(2) model of QCD in combination with method of the direct diagonalization of the Hamiltonian [5].

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Authors

Dmitriev, Vadim (Saratov State University) Smolyansky, Stanislav (Saratov State University)

Co-authors

Presentation materials