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Перегляд Вопросы атомной науки и техники, 2015, № 4 за датою випуску

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2015, № 4 за датою випуску

Сортувати за: Порядок: Результатів:

  • Numerical investigation of the formation of chemically active components in the spark discharge in water vapors 
    Vinnikov, D.V.; Korytchenko, K.V.; Sakun, A.V. (Вопросы атомной науки и техники, 2015)
    The numerical investigation of the formation of chemically active components and a change in the thermodynamic parameters of the spark discharge at the values of the initial pressure of water vapors 10⁵ and 0.4·10⁵ Pa was ...
  • Spectroscopy pequliarities of thermal plasma with copper and nickel vapours 
    Veklich, A.N.; Kleshich, M.M.; Vashchenko, V.V.; Kuzminska, I.O. (Вопросы атомной науки и техники, 2015)
    Plasma of electric arc between Cu–Ni electrodes in the assumption of local thermodynamic equilibrium was investigated by optical emission spectroscopy. Temperature radial profiles in plasma column were obtained by Boltzmann ...
  • Does electric field nonuniformity affect gas breakdown? 
    Lisovskiy, V.A.; Osmayev, R.O.; Yegorenkov, V.D. (Вопросы атомной науки и техники, 2015)
    This paper presents the results of studying the gas breakdown in the nonuniform constant electric field. We registered the discharge breakdown curves in nitrogen between flat electrodes of 12 mm in diameter and spaced 5 ...
  • Burning modes of dc low pressure discharge with a transverse constriction 
    Lisovskiy, V.A.; Ogloblina, P.A.; Yegorenkov, V.D. (Вопросы атомной науки и техники, 2015)
    This paper reports the current-voltage characteristics (CVCs) of dc discharge in different modes of burning we registered for several values of the transverse constriction diameter in a broad nitrogen pressure range. ...
  • Inter-electrode distance effect on dc discharge characteristics in nitrogen 
    Lisovskiyс, V.A.; Artushenko, K.P.; Yegorenkov, V.D. (Вопросы атомной науки и техники, 2015)
    This paper studies the inter-electrode distance effect on voltage drop across it and cathode sheath thickness. The voltage across the electrodes and the sheath thickness are found to increase when the anode moves away from ...
  • Computer modeling of the gas discharge in the electrodeless lamp 
    Frolova, T.I.; Churyumov, G.I. (Вопросы атомной науки и техники, 2015)
    The paper is devoted to computer modeling of gas discharge processes underlying working electrodeless light sources. Researches carried out for the analysis of the relationship of the radiation spectrum to the microwave ...
  • Total current oscillations in Trichel pulse 
    Bolotov, O.; Golota, V.; Kadolin, B.; Mankovskyi, S.; Markov, P.; Ostroushko, V.; Pashchenko, I.; Taran, G.; Zavada, L. (Вопросы атомной науки и техники, 2015)
    The numerical simulations of negative corona at constant voltage in air are made. Two peaks of total current in Trichel pulse in absence of photoemission appear for very small values of ion-electron emission coefficient. ...
  • Hollow cathode discharge in low pressure oxygen: transient mode 
    Bazhenov, V.Yu.; Matsevich, S.V.; Piun, V.M.; Tsiolko, V.V. (Вопросы атомной науки и техники, 2015)
    Glow characteristics of the discharge with cylindrical hollow cathode at oxygen pressure in a range of 0.015…0.09 Torr are determined. Dependencies of radial electric field in the plasma on the discharge parameters are ...
  • Influence of component content of Ar/O₂ mixture on oxygen dissociation degree in plasma of low pressure discharge with hollow cathode 
    Bazhenov, V.Yu.; Lavrookevich, Yu.V.; Piun, V.M.; Ryabtsev, A.V.; Tsiolko, V.V. (Вопросы атомной науки и техники, 2015)
    Influence of argon content in Ar/O₂ mixture on O₂ dissociation degree and atomic oxygen concentration in the plasma of low pressure glow discharge with hollow cathode is determined experimentally and theoretically. It is ...
  • Sample estimation of distribution parameters if upper and lower bounds of random variable are known 
    Barannik, V.O. (Вопросы атомной науки и техники, 2015)
    The point and interval distribution parameter estimators are obtained by direct numerical approximation of the definition integral with the use of upper and lower bounds of distributed random variable. Like in Bayesian ...
  • Downsizing from the merging model point of view (preliminary discussion) 
    Kontorovich, V.M. (Вопросы атомной науки и техники, 2015)
    In the four-particle scattering processes with mass transfer, unlike mergers in which mass can only increase, an essential role are played the processes, when the mass of the most massive galaxies can be decreased. Elementary ...
  • Solution of Kompaneets equation for shock front in the medium with spherical density stratification 
    Donets, G.V. (Вопросы атомной науки и техники, 2015)
    Based on the solution of the Kompaneets equation for the shock front in a plane-stratified medium with density changing as the hyperbolic tangent, an exact solution for the off-center explosion in a medium with a spherical ...
  • Ion cyclotron turbulence in plasma of lower hybrid cavities in the Earth’s ionosphere 
    Chibisov, D.V. (Вопросы атомной науки и техники, 2015)
    The linear and nonlinear stages of the ion cyclotron instability in plasma of lower hybrid cavities in the Earth's ionosphere are investigated. Because these structures are cylindrically symmetric, the analysis uses the ...
  • Helicity of the toroidal vortex with swirl 
    Bannikova, E.Yu.; Kontorovich, V.M.; Poslavskii, S.A. (Вопросы атомной науки и техники, 2015)
    On the basis of solution of the Bragg-Hawthorne equations it is shown that relationship of the helicity of toroidal swirling vortex with circulations along the small and large linked circles depends on distribution of ...
  • Pulsed injector of the working substance for magnetoplasma compressor 
    Staltsov, V.V. (Вопросы атомной науки и техники, 2015)
    Technical description of the high-speed pulsed injector of working substance with a radial gas supply for magnetoplasma compressor is given. The results of studies on the main gas-dynamic and electrotechnical characteristics ...
  • Synchrotron radiation and its polarization from runaway electrons in toroidal magnetic fields 
    Sobolev, Ya.M. (Вопросы атомной науки и техники, 2015)
    The formulas to describe synchrotron radiation and its polarization in toroidal magnetic field configurations are presented. The radiated power and direction of polarization of the synchrotron radiation spot of runaway ...
  • Transport and acceleration of the high-current ion beam in magneto-isolated gap 
    Karas, V.I.; Kornilov, E.A.; Manuilenko, O.V.; Tarakanov, V.P.; Fedorovskaya, O.V. (Вопросы атомной науки и техники, 2015)
    The possibility of transportation and acceleration of the high-current ion beam in the magneto-isolated gap has been demonstrated. Found the parameters of the system and beams (the magnetic field produced by the coils with ...
  • Focusing of relativistic electron bunches by nonresonant wakefield excited in plasma 
    Maslov, V.I.; Levchuk, I.P.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2015)
    Focusing of relativistic electron bunches by nonresonant wakefield, excited by them in plasma, is investigated by numerical simulation. For a good focusing bunches are placed optimally relatively to the excited wave. For ...
  • Concept of plasma-dielectric wakefield accelerator. Theory and experiment 
    Berezina, G.P.; Galaydych, K.V.; Kniaziev, R.R.; Linnik, A.F.; Markov, P.I.; Omelayenko, O.L.; Onishchenko, I.N.; Pristupa, V.I.; Sotnikov, G.V.; Us, V.S. (Вопросы атомной науки и техники, 2015)
    The wakefield excitation by a long sequence of relativistic electron bunches in a dielectric waveguide/resonator of round cross-section with transit channel filled with plasma of various densities was theoretically and ...
  • Ignition and break-down of the gas discharge in magnetic field 
    Zykov, A.V.; Azarenkov, N.A. (Вопросы атомной науки и техники, 2015)
    The characteristics of the low pressure discharge in crossed electric and magnetic fields in the cases of magnetically insulated diode and electron anode layer with free cathode boundary are described. The phenomenal theory ...

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