Search Results - "Chechetkin, V M"

Influence of dark matter on gravitational stability of isothermal gas clouds by Kalashnikov, I Yu, Chechetkin, V M

“…ABSTRACT To date, the presence of dark matter (DM) can be judged only by its gravitational interaction on the visible matter. It is therefore important to find…”
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Computations of the collapse of a stellar iron core allowing for the absorption, emission, and scattering of electron neutrinos and anti-neutrinos by Aksenov, A. G., Chechetkin, V. M.

“…The collapse of the iron core of a star with mass 1.4 M ⊙ is computed. The initial model was chosen to be polytropic, P ∝ ρ 1+1/ n , with n = 3. The equation…”
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Gas-Dynamical Model of Accretion on a Neutron Star with Viscosity and the Influence of Large-Scale Vortices on the Transmission of Angular Momentum by Aksenov, A. G., Chechetkin, V. M.

“…The work is devoted to the construction of a gas-dynamic model of the accretion disk around a neutron star (NS). The developed multidimensional code is used to…”
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Large-Scale Convection during Gravitational Collapse with Neutrino Transport in 2D and 3D Models on Fine Grids by Aksenov, A. G., Chechetkin, V. M.

“…The problem of the gravitational collapse of the core of a massive star is considered, taking into account the neutrino transport in the flux-limited diffusion…”
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The generalized Friedmann model as a self-similar solution of Vlasov–Poisson equation system by Vedenyapin, V. V., Fimin, N. N., Chechetkin, V. M.

“…We derive from the principle of least action (a slight generalization of the classical one) the right-hand sides of Maxwell and Einstein equations for a system…”
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Nonequilibrium Neutronization and Large-Scale Convection in Gravitational Collapse by Aksenov, A. G., Chechetkin, V. M.

“…Most of the energy released by the gravitational collapse of the cores of massive stars is carried away by neutrinos. The self-consistent problem of…”
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On the origin of cosmic web by Gurzadyan, V. G., Fimin, N. N., Chechetkin, V. M.

“…The emergence of one- and two-dimensional configurations—Zeldovich pancakes—progenitors of the observed filaments and clusters and groups of galaxies is…”
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Large-Scale Instability in Supernovae and the Neutrino Spectrum by Chechetkin, V. M., Aksenov, A. G.

“…A large fraction of the energy released during the gravitational collapse of the core of a massive star is carried by neutrinos. Neutrinos play the main role…”
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Interaction of pulsar winds with interstellar medium: numerical simulation by Bogovalov, S. V., Chechetkin, V. M., Koldoba, A. V., Ustyugova, G. V.

“…A time-dependent numerical simulation of relativistic wind interaction with interstellar medium was performed. The winds are ejected from the magnetosphere of…”
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Kinematic Dynamo Modeling and Its Peculiarities in Polar Latitudes by Shatalov, N. A., Chechetkin, V. M., Shalimov, S. L.

“…—The results of calculations of the magnetic field structure in the kinematic approximation are presented, testifying to the consistency of the constructed…”
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Magnetocentrifugally Driven Winds: Comparison of MHD Simulations with Theory by Ustyugova, G. V, Koldoba, A. V, Romanova, M. M, Chechetkin, V. M, Lovelace, R. V. E

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Hydrodynamic Consequences of Vlasov–Maxwell–Einstein Equations and Their Cosmological Applications by Vedenyapin, V. V., Fimin, N. N., Chechetkin, V. M.

“…The paper proposes and implements a method of obtaining a closed set of Vlasov–Maxwell–Einstein equations (and its weakly relativistic and nonrelativistic…”
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Large-Scale Instability During Gravitational Collapse and the Escaping Neutrino Spectrum During a Supernova Explosion by Aksenov, A. G., Chechetkin, V. M.

“…A large fraction of the energy released during the gravitational collapse of the core of a massive star is carried by neutrinos. Neutrinos play the main role…”
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Supernova-Explosion Mechanism Involving Neutrinos by Chechetkin, V. M., Aksenov, A. G.

“…A major part of the energy released upon the gravitational collapse of massive-star cores is carried away by neutrinos. Neutrinos play a crucial role in…”
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Three-dimensional numerical simulation of gaseous flow structure in semidetached binaries by Bisikalo, D. V., Boyarchuk, A. A., Chechetkin, V. M., Kuznetsov, O. A., Molteni, D.

“…The results of numerical simulation of mass transfer in semidetached non-magnetic binaries are presented. We investigate the morphology of gaseous flows on the…”
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Supernova Explosion Mechanism with the Neutrinos and the Collapse of the Rotation Core by Aksenov, A. G., Chechetkin, V. M.

“…Most of the energy released in the gravitational collapse of the cores of massive stars is carried away by neutrinos. Neutrinos play a pivotal role in…”
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Magneto-rotational instability in the accreting envelope of a protostar and the formation of the large-scale magnetic field by Velikhov, E. P., Sychugov, K. R., Chechetkin, V. M., Lugovskii, A. Yu, Koldoba, A. V.

“…We investigate the role of the magnetic field in the collapse of a gas-dust cloud into a massive gravitating object. Observations of one such object (G31.41)…”
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Equation of Vlasov–Maxwell–Einstein Type and Transition to a Weakly Relativistic Approximation by Vedenyapin, V. V., Fimin, N. N., Chechetkin, V. M.

“…The gravitational Lagrangian of general relativity is considered together with the Lagrangian of electromagnetism. Vlasov-type equations are derived from the…”
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Hydrodynamic Flows in Heated Pipes with Boundary Layer Computed Using the BGK Model by Zabrodina, E. A., Nikolaeva, O. V., Fimin, N. N., Chechetkin, V. M.

“…The model problem of heat transfer from a nonuniformly heated pipe wall to the basic flow is considered, or, in other words, the initial stages of fluid…”
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Large-scale Instability during Gravitational Collapse with Neutrino Transport and a Core-Collapse Supernova by Aksenov, A. G., Chechetkin, V. M.

“…Most of the energy released in the gravitational collapse of the cores of massive stars is carried away by neutrinos. Neutrinos play a pivotal role in…”
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