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Перегляд Bопросы атомной науки и техники, 2015 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2015 за назвою

Сортувати за: Порядок: Результатів:

  • Calculating reduced electric field in diffusion regime of DC discharge positive column 
    Lisovskiy, V.A.; Artushenko, E.P.; Yegorenkov, V.D. (Вопросы атомной науки и техники, 2015)
    The present paper outlines an analytical model of the positive column of the direct current discharge in a diffusion mode. We consider the case when charged particles are produced through direct ionization of gas molecules ...
  • Calculation of stretching factor for optical pulse stretcher 
    Leshchenko, V.P.; Povrozin, A.I.; Karelin, S.Y. (Вопросы атомной науки и техники, 2015)
    A task of temporal stretching of pulses in an optical pulse stretcher of CPA-laser systems is considered. The output pulse profiles are obtained and the stretching factors are calculated on the foundation of the solution ...
  • Calculations for parameters of a stationary reflex discharge 
    Kovtun, Yu.V.; Ozerov, A.N.; Skibenko, A.I.; Skibenko, E.I.; Yuferov, V.B. (Вопросы атомной науки и техники, 2015)
    A variant of the stationary reflex discharge model based on the global (volume-averaged) model is under consideration. The calculation is carried out on the plasma electron density and temperature as a function of the ...
  • Change of radioactive waste characteristics at their processing and storage at nuclear power plants 
    Rudychev, V.G.; Girka, I.O.; Rudychev, Y.V.; Kaplij, A.A.; Shchus, O.P.; Sokoltsova, T.O. (Вопросы атомной науки и техники, 2015)
    This paper offers some methods developed for calculation of radiation from the casks for storage of radioactive wastes (RW) at the nuclear power plant (NPP) area. Monte Carlo method was used to calculate spectral-angular ...
  • Charged bunches' dynamics in the self-excited wake field in plasma 
    Tolochkevich, Yu.M.; Anisimov, I.O.; Litoshenko, T.E. (Вопросы атомной науки и техники, 2015)
    Results of the computer simulation of the charged bunches' dynamics in the wake field in homogeneous and inhomogeneous plasmas are presented. Simulation was carried out for proton and electron bunches in electron-proton ...
  • Charging of macroparticles in a high-voltage vacuum arc sheath 
    Bizyukov, A.A.; Girka, I.A.; Romashchenko, E.V.; Chibisov, A.D. (Вопросы атомной науки и техники, 2015)
    Charging of macroparticles (MPs) in front of the negatively biased surface emitted the secondary electrons due to bombardment by multiply charged ions (MCIs) has been investigated. It was found that MPs can be either ...
  • CIV fenomen in gas-metal plasma 
    Kovtun, Yu.V. (Вопросы атомной науки и техники, 2015)
    The paper deals with limitation of the rotational velocity of multicomponent gas-metal plasma, and also, with the effect of this phenomenon on mass separation in the rotating plasma. The measured data on the rotational ...
  • Comparison between research data processing capabilities of AMD and NVIDIA architecture-based graphic processors 
    Dudnik, V.A.; Kudryavtsev, V.I.; Us, S.A.; Shestakov, M.V. (Вопросы атомной науки и техники, 2015)
    A comparative analysis has been made to describe the potentialities of hardware and software tools of two most widely used modern architectures of graphic processors (AMD and NVIDIA). Special features and differences of ...
  • Computer investigation of coaxial gyro-BWO efficiency depending on oscillation frequency and longitudinal waveguide dimensions 
    Khoruzhiy, V. (Вопросы атомной науки и техники, 2015)
    In this article (first part of one) we investigated efficiency dependence of gyro-BWO on oscillation frequencies f=7.7…10 GHz under fixed injection energy of an electron beam γ0=2. We obtained efficiency increasing of ...
  • 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 ...
  • Computer modelling new generation plasma optical devices (new results) 
    Litovko, I.; Goncharov, A.; Dobrovolsky, A.; Najko, L.; Najko, I.; Gushenets, V.; Oks, E. (Вопросы атомной науки и техники, 2015)
    We present new results of computer modeling two new generation plasma optical devices based on the electrostatic plasma lens configuration that open up perspective possibility for high-tech effective applications. There ...
  • Computer simulation of high-current diode: from field emission to space charge limited current flow 
    Manuilenko, O.V.; Karas, V.I.; Kornilov, E.A.; Vinokurov, V.A.; Antipov, V.S. (Вопросы атомной науки и техники, 2015)
    The results of numerical simulation of electron beam dynamics in the high-current diode with a blade-like cathode, which operates in the field emission regime, are presented. The computer simulations were performed by ...
  • 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 ...
  • Control of macroscopic characteristics of composite materials for radiation protection 
    Klepikov, V.F.; Prokhorenko, E.M.; Lytvynenko, V.V.; Zakharchenko, A.A.; Hazhmuradov, M.A. (Вопросы атомной науки и техники, 2015)
    Composite materials, intended for radiation protection, were studied. They are made of polystyrene and reinforced by an aluminum. Aluminum is used as a powder. Tungsten powder was added for increase the radiation-protective ...
  • Control of UHF energy absorption process by resonance method in a shielded object 
    Dovbnya, A.N.; Yefimov, V.P.; Kramskoy, G.D.; Abyzov, A.S. (Вопросы атомной науки и техники, 2015)
    A research program has been developed to account for effect of transverse electric and magnetic fields on a biological object, reaction control of its dielectric constant change, quality factor and heat loss in UHF range ...
  • Cooling systems for the LU-10 accelerating section 
    Zhiglo, V.F.; Kushnir, V.A.; Mytrochenko, V.V.; Kramarenko, K.Yu. (Вопросы атомной науки и техники, 2015)
    Parameters and design of the cooling system of the accelerating section for industrial high power linac are given. It is shown that the heating of the outer surface of the accelerating section constitutes 1°C at average ...
  • Corrosion durability of nanostructured TiAlYN coatings, deposited by PIII&D method from filtered vacuum-arc cathodic plasma 
    Vasyliev, V.V.; Luchaninov, A.A.; Sevidova, E.K.; Strel'nitskij, V.E. (Вопросы атомной науки и техники, 2015)
    The electrochemical characteristics of nanostructured TiAlYN coatings deposited on 12X18H10T steel substrates are investigated in 3% aqueous solution of NaCl. The coatings were deposited from filtered vacuum-arc plasma by ...
  • Creation of low density starting plasma with small frame antenna at Uragan-3M device 
    Kozulya, M.M.; Kramskoy, E.D.; Korovin, V.B.; Yevsyukov, A.V.; Lozin, A.V.; Kasilov, A.A.; Grigor’eva, L.I.; Kulaga, A.E.; Maznichenko, S.M.; Mironov, Yu.K.; Romanov, V.S.; Chechkin, V.V. (Вопросы атомной науки и техники, 2015)
    Deficient shot-to-shot stability of Uragan-3M discharges makes difficult to reproduce experimental results over the period of experimental session. An efficient way of reducing difference between shots is creation of initial ...
  • Design and fabrication a novel probe in IR-T1 Tokamak 
    Ghoranneviss, Mahmood; Meshkani, Sakineh; Lafouti, Mansoureh (Вопросы атомной науки и техники, 2015)
    In this paper, the first results of plasma parameters measurement by using the moveable Multi-purpose probe (MPP) have been investigated and discussed. Multi-purpose probe was designed, constructed, and installed on the ...
  • Determination of the spectra of ion He and H₂ bombardment of autoemitter surface 
    Mazilov, A.A. (Вопросы атомной науки и техники, 2015)
    Analytical consideration and numerical calculations of the parameters describing the operating conditions of field electron emitters and the spectra of the ion bombardment of emitting surface are adduced. Based on the ...

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