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Перегляд Bопросы атомной науки и техники, 2018 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2018 за назвою

Сортувати за: Порядок: Результатів:

  • Features of stochastic decay in the magnetoactive plasma 
    Buts, V.A.; Kovalchuk, I.K. (Вопросы атомной науки и техники, 2018)
    The regular and stochastic decay processes of transverse electromagnetic waves in the magnetoactive plasma investigated. The essential attention noted to decay into oscillations with dynamics that takes into account ion ...
  • Features of surface modification of copper-based alloys under powerful plasma exposures 
    Byrka, O.; Aksenov, N.; Chunadra, A.; Fomina, L.; Herashchenko, S.; Makhlai, V.; Malykhin, S.; Sereda, K.; Surovitskiy, S.; Garkusha, I. (Вопросы атомной науки и техники, 2018)
    Paper presents features of plasma alloying of Cu-based materials with Ti-Cr, Ti-Cr-Ti-Nb, Ti-Cr-Ti-Zr, Ti-Cr-TiZrO coatings in different regimes of the QSPA Kh-50. Targets were made from copper samples covered of multilayer ...
  • Features of the microsecond pulsed discharge ignition in oxygen in a point-to-plane configuration 
    Mankovskyi, S.M.; Kadolin, B.B.; Zavada, L.M.; Golota, V.I.; Yegorov, M.O. (Вопросы атомной науки и техники, 2018)
    The results of investigations on electrodynamic characteristics of the pulsed barrierless discharge in the point-toplane electrode system in oxygen under the combined negative voltage application to the point-electrode are ...
  • Features of the spectra of nonlinear oscillators in regimes with dynamic chaos 
    Buts, V.А.; Kuzmin, V.V.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2018)
    It is shown that the dynamics of particles in the field of a wave packet, whose group velocity is zero, is almost always chaotic. Earlier we showed that in the field of a large number of cyclotron resonances, the higher ...
  • First results with collecting probes in U-2M torsatron 
    Voitsenya, V.S.; Konovalov, V.G.; Ryzhkov, I.V.; Solodovchenko, S.I.; Shtan’, A.F.; Shapoval, A.N.; Maznichenko, S.M. (Вопросы атомной науки и техники, 2018)
    The results are presented on a postmortem analysis of the mirror-like SS samples and two glass samples exposed in the Uragan-2M (U-2M) vacuum chamber during experimental campaigns in 2015 and 2016 years. The examination ...
  • Fluctuations and ion-acoustic waves in collisional dusty plasma with variable grain charge 
    Momot, A.I.; Zagorodny, A.G.; Momot, O.V. (Вопросы атомной науки и техники, 2018)
    The kinetic theory of electric fluctuations in a collisional weakly ionized dusty plasma is formulated with regard to the grain charg variations. The spectra of ion-acoustic wave and of electron density correlation in ...
  • Formation of cavities in the ionospheric plasma due to localized electrostatic turbulence 
    Chibisov, D.V. (Вопросы атомной науки и техники, 2018)
    The possibility of formation of lower hybrid cavities in plasma of the terrestrial ionosphere and magnetosphere due to the interaction of plasma with inhomogeneous axially symmetric electrostatic turbulence is ...
  • Formation of nanostructure and mechanical properties of titanium with different purity 
    Kislyak, I.F.; Kutniy, K.V.; Okovit, V.S.; Tikhonovsky, M.A.; Khaimovich, P.A.; Kolodiy, I.V.; Kalchenko, A.S. (Вопросы атомной науки и техники, 2018)
    The effect of quasi-hydrostatic extrusion at liquid nitrogen temperature and room temperature on the evolution of structure and mechanical properties of iodide titanium and technically pure titanium VT1-0 obtained by ...
  • Formation of the electron beamin a secondaryemission magnetron gun its starting by anodulum high-voltage pulse 
    Ayzatsky, N.I.; Dovbnya, A.N.; Mazmanishvili, A.S.; Reshetnyak, N.G.; Romas’ko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2018)
    The results of a study on the formation of an electron beam by a magnetron gun with a secondary-emission cathode (cathode diameter 36 mm, an anode 78 mm) in the voltage range 25...90 kV are presented. The secondaryemission ...
  • Frequency analysis of the stochastic filtering using transfer functions. Part I: Sinusoidal input 
    Kharchenko, O. I.; Lonin, Yu.F.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2018)
    Volterra-series-type analyses to communication systems with stochastic resonance driven by sine waves result to. The n -hold Fourier transform of the n -th Volterra kernel plays an important role in the analysis. Methods ...
  • Generator of low pressure volume plasma with plasma electron source 
    Khomich, V.A.; Ryabtsev, A.V.; Nazarenko, V.G. (Вопросы атомной науки и техники, 2018)
    In the current paper the results of a study of a volumetric high-current low-pressure discharge with a plasma electron source are presented. The source was made on the basis of a hollow cathode with a gas-magnetron ...
  • Growth and structure of WC/Si multilayer x-ray mirror 
    Pershyn, Y.P.; Chumak, V.S.; Shypkova, I.G.; Mamon, V.V.; Devizenko, A.Yu.; Kondratenko, V.V.; Reshetnyak, M.V.; Zubarev, E.N. (Вопросы атомной науки и техники, 2018)
    WC/Si multilayer X-ray mirrors (MXMs) with nominal layers thicknesses of 0.2…30.3 nm (periods: 0.7…38.9 nm) were deposited by direct current magnetron sputtering and studied by X-ray diffraction and cross-sectional ...
  • Growth rate of QED cascades in a rotating electric field 
    Kostyukov, I.Yu.; Artemenko, I.I.; Nerush, E.N. (Вопросы атомной науки и техники, 2018)
    QED cascading in a rotating electric field is studied. The cascade growth rate is derived from kinetic equations for electron-positron pairs and photons as a function of the field strength. The rate is in an agreement ...
  • Hafnium in nuclear power industry: the evolution of increasing of the economic indicators and the operation safety of pressurized water nuclear reactors 
    Shilyaev, B.A.; Ulybkin, A.L.; Kovtun, K.V.; Rybka, A.V.; Kutny, V.E.; Pudov, A.O. (Вопросы атомной науки и техники, 2018)
    А further increase of the reliability, safety and efficiency of nuclear reactors, the extension of the nuclear fuel campaign and a better control of the fuel burning-out level demand to search for and use new materials. ...
  • High pure zirconium 
    Pylypenko, M.M. (Вопросы атомной науки и техники, 2018)
    The results of investigations of zirconium refining processes by methods of electron-beam melting and zone recrystallization using high-vacuum technology are presented. It is shown that the applied methods of zirconium ...
  • High-temperature oxidation of nuclear graphite with account of movement of the surface layer of oxidator 
    Komir, A.I.; Odeychuk, N.P.; Tkachenko, V.I.; Ulybkin, A.L.; Nikolaenko, A.A. (Вопросы атомной науки и техники, 2018)
    At high-temperature oxidation of nuclear graphite, the oxidant flow in the near-surface region is taken into account. Macro- and microscopic modeling of the oxidation of the near-surface layer was carried out. The calculation ...
  • High-voltage nanosecond pulse generator for magnetron gun triggering 
    Reshetnyak, N.G.; Romas’ko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2018)
    A small-sized nanosecond generator was developed to trigger a magnetron gun. A voltage pulse of amplitude up to 20 kV is applied to anode for gun triggering. Rise and fall fronts of high-voltage pulse are 20 and 70 ns ...
  • Hybrid model of the plasma accelerator with open walls and closed electron drift 
    Litovko, I.; Goncharov, A.; Dobrovolsky, A.; Najko, I.; Najko, L. (Вопросы атомной науки и техники, 2018)
    The original approach to use Hall-type plasma accelerators with closed electron drift and open walls for production converging towards axis accelerating ion beam describes here. The two-dimensional theoretical hybrid model ...
  • Hydrogen injector based on penning discharge with metal hydride cathode 
    Sereda, I.N.; Hrechko, Ya.O.; Tseluyko, A.F.; Ryabchikov, D.L. (Вопросы атомной науки и техники, 2018)
    The paper presents the results of the investigation of a neutral-hydrogen pulse injector based on Penning discharge with a metal hydride hollow cathode. The source of chemically pure hydrogen is a getter alloy Zr₅₀V₅₀ ...
  • Implantation of deuterium and helium ions into composite structure with tantalum coating 
    Bobkov, V.V.; Tishchenko, L.P.; Kovtunenko, Yu.I.; Tsapenko, O.B.; Skrypnik, A.O.; Logachev, Yu.E.; Gamayunova, L.A. (Вопросы атомной науки и техники, 2018)
    Processes of retention and thermal release of implanted deuterium and helium from tantalum coatings of multilayer composite structure by thermodesorption spectrometry were investigated. The dependences of amount of accumulated ...

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