Наукова електронна бібліотека
періодичних видань НАН України

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 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 ...
  • Improving RF generation conditions in a ferrite-filled transmission line 
    Karelin, S.Y.; Krasovitsky, V.B.; Magda, I.I.; Mukhin, V.S. (Вопросы атомной науки и техники, 2018)
    The paper considers transformation of the short unipolar pulse of electric current in a coaxial transmission line filled with a ferromagnetic into a shock wave, with later generation of quasi-monochromatic radio ...

Пошук


Розширений пошук

Перегляд

Мій обліковий запис