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Перегляд Problems of Atomic Science and Technology, 2019, № 4 за назвою

Репозиторій DSpace/Manakin

Перегляд Problems of Atomic Science and Technology, 2019, № 4 за назвою

Сортувати за: Порядок: Результатів:

  • Methods for control the self-sustained plasma-beam discharge at high energy density 
    Hrechko, Ya.O.; Azarenkov, N.A.; Tseluyko, A.F.; Ryabchikov, D.L.; Sereda, I.N. (Вопросы атомной науки и техники, 2019)
    Three methods for control the self-sustained plasma-beam discharge at high energy density are presented in this paper. Using a particular method, it is possible to set the location of the double layers formation in the ...
  • Mode selection by ohmic losses in longitudinally corrugated cavities of sub-THz second-harmonic gyrotrons 
    Tkachova, T.I.; Shcherbinin, V.I.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2019)
    Ohmic wall losses are proposed as a means for improving the mode selection in a cylindrical gyrotron cavity with longitudinal wedge-shaped corrugations. Such losses depend on mode frequency and geometrical parameters of ...
  • Modification effects of microsecond high current electron beam exposure on titanium VT22 alloy 
    Donets, S.Ye.; Klepikov, V.F.; Lytvynenko, V.V.; Prokhorenko, E.M.; Startsev, O.A.; Lonin, Yu.F.; Ponomarev, A.G.; Uvarov, V.T.; Starovoytov, R.I. (Вопросы атомной науки и техники, 2019)
    Titanium VT22 alloy was irradiated in the TEMP-A accelerator with the high current electron beam with the energy of 350 keV, beam current of 2 kA, pulse length around 4 µs, and beam diameter of 45 mm. The irradiation was ...
  • Modulation instability in two component Bose-Einstein condensate with relative component motion 
    Ivashin, A.P.; Marinenko, E.D. (Вопросы атомной науки и техники, 2019)
    The development of modulation instability in a spatially homogeneous two-component Bose-Einstein condensate (BEC), in which the interacting components move through each other at a relative speed, is investigated. It is ...
  • Numerical simulation of initial pressure effect on energy input in spark discharge in nitrogen 
    Korytchenko, K.V.; Tomashevskyi, R.S.; Varshamova, I.S.; Dubinin, D.P.; Lisnyak, A.A.; Lipovyi, V.O. (Вопросы атомной науки и техники, 2019)
    An influence of initial gas pressure on energy deposited by spark discharge in nitrogen during the spark channel expansion is evaluated. Influence of the pressure on efficiency of energy deposition and emitted energy in a ...
  • On the nature of coherents in the system of oscillators 
    Kuklin, V.M. (Вопросы атомной науки и техники, 2019)
    The paper presents the transition to the regime of induced radiation of a system of oscillators in the classical and the quantum cases. This transition occurs due to synchronization by the integral field of the phases of ...
  • On the transformation of the linear differential equation into a system of the first order equations 
    Ayzatsky, M.I. (Вопросы атомной науки и техники, 2019)
    The generalization of the transformation of the linear differential equation into a system of the first order equations is presented. The proposed transformation gives possibility to get new forms of the N-dimensional ...
  • Optical characteristics and parameters of gas-discharge plasma on mixtures of mercury dichloride vapor and neon 
    Malinina, A.A.; Hrytsak, R.V. (Вопросы атомной науки и техники, 2019)
    The results of studies of the optical characteristics and parameters of DBD (dielectric barrier discharge) plasma on a mixture of mercury dichloride vapor, neon are presented. The following functions were established: EEDF, ...
  • Oscillatory instability 
    Buts, V.A. (Вопросы атомной науки и техники, 2019)
    The dynamics of the oscillator system is investigated. The conditions under which this dynamics becomes unstable are determined. In particular, it is shown that plasma in constant magnetic field becomes unstable if its ...
  • Parametric X-ray radiation in polycrystals 
    Alekseev, V.I.; Eliseyev, A.N.; Irribarra, E.F.; Kishin, I.A.; Kubankin, A.S.; Nazhmudinov, R.M. (Вопросы атомной науки и техники, 2019)
    Parametric X-ray radiation produced during the interaction of charged particles with polycrystals is regarded. A review of the existing theories, perspectives of application and performed experiments is presented. The ...
  • Parametric X-ray Radiation in the backward geometry 
    Alekseev, V.I.; Eliseyev, A.N.; Irribarra, E.; Kishin, I.A.; Kubankin, A.S.; Nazhmudinov, R.M. (Вопросы атомной науки и техники, 2019)
    Parametric X-ray Radiation registered in the backward geometry is analysed. The main properties of the radiation for such geometry are discussed. The advantages of the backward geometry over other configurations regarding ...
  • Plasma assisted conversion of carbon dioxide in low-pressure gas discharges 
    Dudin, S.V.; Zykov, A.V.; Yakovin, S.D. (Вопросы атомной науки и техники, 2019)
    Experimental results of comparative study of carbon dioxide conversion efficiency to CO and O₂ in the plasmas of different low-pressure discharges are presented. Inductively coupled plasma source, magnetron discharge and ...
  • Plasma-chemical methods for control of biotic contaminants 
    Taran, G.V.; Breslavets, V.A.; Zamuriev, A.A.; Yaroshenko, M.O.; Opalev, P.O.; Maiboroda, O.V. (Вопросы атомной науки и техники, 2019)
    The possibility and effectiveness of control of biotic contaminants (bacteria, micromycetes) with ozone and air activated by the plasma chemical reactor were studied as an alternative to the chemical methods of treatment ...
  • Quasi-harmonic oscillations in a nonlinear transmission line, resulting from cherenkov synchronism 
    Karelin, S.Y.; Krasovitsky, V.B.; Magda, I.I.; Mukhin, V.S.; Sinitsin, V.G. (Вопросы атомной науки и техники, 2019)
    Experimental data and results of numerical modeling are presented, concerning excitation of microwave oscillations by a wave of pulsed ‘dc’ current (eventually, a shock wave) traveling through a radially non-uniform coaxial ...
  • Resonant spread wave function in parabolic potential 
    Mazmanishvili, А.S. (Вопросы атомной науки и техники, 2019)
    In this paper, we consider the parabolic potential, which as a whole is subject to dipole or quadrupole action (parametric resonance), which periodically changes with time, and the dynamics of the wave function of a particle. ...
  • Scintillation characteristics of heavily doped CsI:Tl, IO₃ crystals 
    Shpilinskaya, A.L.; Кudin, A.M.; Trefilova, L.N.; Zosim, D.J. (Вопросы атомной науки и техники, 2019)
    The effect of IO⁻₃ ions on spectrometric characteristic of CsI:Tl crystal has been considered. It has been shown that co-doping of CsI:Tl crystal by IO⁻₃ anions permits to obtain clear ingots with increased thallium ...
  • Secondary electron emission induced by α-particles from Mg-MgO layers 
    Zhurenko, V.P.; Kononenko, S.I.; Mahotka, I.S.; Kalantaryan, O.V.; Mysiura, I.M.; Avotin, S.S.; Rokhmanov, N.Ya. (Вопросы атомной науки и техники, 2019)
    The paper presents the results of experimental study of forward and backward electron emission induced by α- particles from the deposited film of magnesium. It was shown that during the deposition of magnesium in residual ...
  • Small-size direct-action electron accelerator with a high-efficiency nanosecond plasma-current switch 
    Skibenko, E.I.; Yuferov, V.B. (Вопросы атомной науки и техники, 2019)
    The paper presents the results of a study undertaken to determine operating modes for a small-size direct-action electron accelerator with a high-efficiency nanosecond plasma-current switch (PCS). The investigations have ...
  • Source of drops-free plasma flows of monocristaline zirconium 
    Borisenko, A.G.; Kostin, E.G.; Rokytskyi, O.A.; Fedorovich, O.A. (Вопросы атомной науки и техники, 2019)
    In experiments, the characteristics of a non-self-sustained arc discharge in pure vapors of monocrystalline zirconium were investigated. The minimum ignition power of the discharge in zirconium vapor was determined for ...
  • Structure and properties of glow discharge in argon with hollow cathode 
    Lisovskiy, V.A.; Osmayev, R.O.; Khilko, D.I.; Yegorenkov, V.D. (Вопросы атомной науки и техники, 2019)
    This paper deals with studying into the modes of burning and structure of the glow discharge with a hollow cathode and a flat anode in argon. We have demonstrated that the electron beam usually leaving the cathode cavity ...

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