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KIAM Preprint № 77, Moscow, 2024
Authors: Aksenov A.G., Baranov A.A., Filina A.A., Chechetkin V.M.
On possibility of nucleosynthesis during accretion on a compact star
Abstract:
Constructing a quantitative model of disk accretion on a neutron star, we obtain high densities and temperatures that are interesting for considering nucleosynthesis. The aim of the research is to present two mechanisms of deceleration of rotating accreting matter around a neutron star: a Kepler disk with the development of large-scale vortex structures due to tidal effects and a boundary layer with mass influx during the development of small-scale instability. For the parameters obtained for the accreting matter, we discuss the possibility of nucleosynthesis.
Keywords:
Accretion disks, Nucleosynthesis, Neutron Stars, Black Holes
Publication language: russian,  pages: 20
Research direction:
Mathematical modelling in actual problems of science and technics
Russian source text:
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About authors:
  • Aksenov Aleksey Gennadievich,  orcid.org/0000-0002-3774-3006Institute for Computer Aided Design
  • Baranov Andrey Alekseevich,  Institute for Computer Aided Design
  • Filina Anastasia Alekseevna,  orcid.org/0009-0006-5110-2180KIAM RAS
  • Chechetkin Valery Mihailovich,  orcid.org/0000-0002-9534-0475Institute for Computer Aided Design; KIAM RAS