Bannikova O. Evolution models and fine structure of vortexes and jets of cosmic radio sources

Українська версія

Thesis for the degree of Candidate of Sciences (CSc)

State registration number

0406U003093

Applicant for

Specialization

  • 01.03.02 - Астрофізика, радіоастрономія

08-06-2006

Specialized Academic Board

Д 64.051.02

V.N. Karazin Kharkiv National University

Essay

The object: radio- and X- radiation, evolution of self-gravitating toroidal vortex. The goals: simulation of thin structure of jet and vortex of cosmic radio sources. The methods: the exact analytical as well as the numerical method for integration of equations of the processed under consideration. Novelty: in the framework of the diffusion model, the theoretical distributions of the intensity of the jet knots radio emission is calculated for two radio galaxies and microquasar. It is shown, that the account of coordinate dependence of a magnetic field in jet knots may influence significantly the intensity distribution in radio and X-ray bands. It is shown that investigations in millimeter bands allow to derive the maximal energy of particles accelerated in jet's knots and reconstruct the distribution function of the injected particles by the high-frequency cut-off in radio spectrum. It is found that in case of the toroidal vortex of degenerated neutron gas there is a region of stability, which dependson the velocity circulation. The dipol-toroidal model of obscuring tori of active galaxy nucleus is proposed.

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