No. 2 (2021): Reports of the National Academy of Sciences of Ukraine

View No. 2 (2021): Reports of the National Academy of Sciences of Ukraine

DOI: https://doi.org/10.15407/dopovidi2021.02

Published: 30.04.2021

Mathematics

On the problem of stability of a motion of essentially nonlinear systems
DOI: https://doi.org/10.15407/dopovidi2021.02.003

A.A. Martynyuk, V.O. Chernienko

3-12
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Mechanics

On the influence of finite initial deformations on the surface instability of incompressible elastic layer interacting with the halfspace of a viscous compressible fluid
DOI: https://doi.org/10.15407/dopovidi2021.02.013

А.M. Bagno

13-20
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Analogies between the classical problem on vibrations of two coupled bodies and the nonclassical problem on propagation of plane waves in theory of two-phase mixtures
DOI: https://doi.org/10.15407/dopovidi2021.02.021

J.J. Rushchitsky

21-28
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Analysis of the correctness of problems in the mechanics of inelastic deformation with the influence of a stressed state on the processes of radiation swelling and radiation creep of the material
DOI: https://doi.org/10.15407/dopovidi2021.02.029

O. Yu. Chirkov

29-37
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Physics

Classes of projective representations in determining the symmetry of collective spinor excitations and their dispersion in crystals and periodic nanostructures
DOI: https://doi.org/10.15407/dopovidi2021.02.038

L. A. Bulavin, V.O. Gubanov, A.P. Naumenko

38-50
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Materials Science

Influence of the martensitic transformation kinetics on the migration of atoms
DOI: https://doi.org/10.15407/dopovidi2021.02.051

Yu.N. Koval, D.S. Gertsriken, V.F. Mazanko, S.I. Bogdanov

51-58
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Obtaining and crystal structure of graphite intercaled by nickel
DOI: https://doi.org/10.15407/dopovidi2021.02.059

О.І. Nakonechna, N.N. Belyavina, A.M. Kurylyuk, V.A. Makara

59-64
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Geosciences

Spectral amplification of seismic oscillations by soils on the territory of Kyiv
DOI: https://doi.org/10.15407/dopovidi2021.02.065

O.V. Kendzera, Yu.V. Semenova

65-70
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Climate change and water resources of the Desna river basin till the middle of the XXI century
DOI: https://doi.org/10.15407/dopovidi2021.02.071

V.V. Osypov, N.M. Osadcha, V.I. Osadchyi

71-82
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Features of the geological structure of NASA Perseverance rover landing site on Mars based on the results of frequency-resonance processing of images from spacecrafts
DOI: https://doi.org/10.15407/dopovidi2021.02.083

M.A. Yakymchuk, I.M. Korchagin

83-90
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Chemistry

Antioxidant properties of plant extracts for biodiesel stabilization
DOI: https://doi.org/10.15407/dopovidi2021.02.091

I.V. Laguta, O.N. Stavinskaya, P.O. Kuzema, R.V. Ivannikov, V.N. Anishchenko, О.P. Linnik

91-99
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Synthesis and structure of complex phosphates Na3,5MIІ 0,5Fe1,5(PO4)3 (MII — Mg, Ni), obtained under condition of the crystallization of multicomponent self-fluxes
DOI: https://doi.org/10.15407/dopovidi2021.02.100

N.Yu. Strutynska, A.V. Spivak, V.N. Baumer, M.S. Slobodyanik

100-107
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Biology

Geographical parthenogenesis of earthworms (Oligochaeta, Lumbricidae) species communities in the situation of open landscapes in Ukraine
DOI: https://doi.org/10.15407/dopovidi2021.02.108

S.V. Mezhzherin, Yu.Yu. Chayka, V.V. Popov, R.P. Vlasenko, O.I. Zhalay, O.V. Harbar

108-114
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Mass spectrometric analysis of oligoribonucleotides of total yeast RNA
DOI: https://doi.org/10.15407/dopovidi2021.02.115

Z.Yu. Tkachuk, S.M. Levchenko

115-122
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