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Перегляд Bопросы атомной науки и техники, 2017 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2017 за назвою

Сортувати за: Порядок: Результатів:

  • ICRF – volume charge - antenna edge interactions in the U-3M and U-2M torsatrons. Part 3. ICRF − VSC interaction 
    Berezhnyj, V.L. (Вопросы атомной науки и техники, 2017)
    The brief analysis of the volume-space charge (VCS) influence on the processes of plasma formation and plasma heating with thh use of high-power ion-cyclotron waves in the U-3M and U-2M torsatrons has been carried out. The ...
  • Impact analysis of beam-hardening CT-artefacts in radiotherapy planning 
    Starenkiy, V.P.; Samofalov, I.O.; Vasyliev, L.L.; Trofymov, A.V. (Вопросы атомной науки и техники, 2017)
    The methods of X-ray computed tomography being improved every year and we have a sufficient amount of methods and tools for high-quality visualization at that very moment. However, as practice shows, there are still low ...
  • Impact of microwave pulses of ultrashort duration on a personal computer 
    Gadetski, N.P.; Karelin, S.Yu.; Magda, I.I.; Shapoval, I.M.; Soshenko, V.A. (Вопросы атомной науки и техники, 2017)
    Procedure of the tests for electromagnetic compatibility and strength (EMSS) of a personal computer (PC) to microwave ultrashort duration pulse (USP) and analysis of the results are described. 3D simulation of the MW USP ...
  • Impact of wave phase jumps on stochastic heating 
    Zasenko, V.I.; Zagorodny, A.G.; Cherniak, O.М. (Вопросы атомной науки и техники, 2017)
    Interaction of charged particles with fields of random waves brings about known effects of stochastic acceleration and heating. Jumps of wave phases can increase the intensity of these processes substantially. Numerical ...
  • Implementation of the modern plasma simulation codes via pic method for parallel computing systems 
    Dadyka, D.I.; Anisimov, I.O. (Вопросы атомной науки и техники, 2017)
    The comparison of common open source software for the simulation of plasma via particles-in-cell (PIC) method using parallel computing systems is presented. The problems of field equation solving, load balancing, general-purpose ...
  • Improvement of microstructure and mechanical properties of high dense SiC ceramics manufactured by high-speed hot pressing 
    Voyevodin, V.; Sayenko, S.; Lobach, K.; Tarasov, R.; Zykova, A.; Svitlychnyi, Ye.; Surkov, A.; Abelentsev, V.; Ghaemi, H.; Szkodo, M.; Gajowiec, G.; Kmiec, M.; Antoszkiewicz, M. (Вопросы атомной науки и техники, 2017)
    Non-oxide ceramics possess high physical-mechanical properties, corrosion and radiation resistance, which can be used as a protective materials for radioactive wastes disposal. The aim of the present study was the manufacturing ...
  • Influence of negative ions on atomic oxygen production in a hollow cathode discharge in O₂/Ar mixture 
    Lavrukevich, Yu.; Ryabtsev, A.; Tsiolko, V. (Вопросы атомной науки и техники, 2017)
    The main mechanisms for atomic oxygen generation in a discharge with a hollow cathode in Ar/O₂ mixture were found. It was shown that for different oxygen concentrations the different reactions are responsible atomic oxygen ...
  • Influence of the frame-type antenna on the RF-discharge peripheral plasma parameters in the Uragan-3M torsatron 
    Leleko, Ya.F.; Grigor’eva, L.I.; Chechkin, V.V.; Grekov, D.L. (Вопросы атомной науки и техники, 2017)
    A qualitative evaluation is made of what changes of the electric potential near the frame-type antenna occur under the influence of following effects: the ponderomotive Miller force, which acts on plasma electrons near the ...
  • Infrared heaters with thin-film conductive layers were synthesized on the glass by the magnetron sputtering 
    Lytvynenko, V.V.; Shmidko, I.N.; Rodionov, E.V. (Вопросы атомной науки и техники, 2017)
    This paper examines the infrared heating panels with thin conductivite layer. An oxide semiconductor thin film layer is proposed for improvements of the heating layer’s reliability and stability. Characteristics of the ...
  • Intrinsic stresses in multi-component nitride coatings produced by plasma immersion ion implantation 
    Kalinichenko, A.I.; Perepelkin, S.S.; Strel’nitskij, V.E. (Вопросы атомной науки и техники, 2017)
    In model of nonlocal thermoelastic peak of low energy ion the process of intrinsic stress formation in the multi-component coatings CrN, Cr₀.₅Al₀.₅ N, TiN, Ti₀.₅Al₀.₅N, deposited by vacuum arc method from ion beams Cr⁺, ...
  • Investigation of electric arc discharge plasma between one-component Cu and Ni and composite Ag-Ni electrodes 
    Veklich, A.; Kleshich, M.; Fesenko, S.; Boretskij, V.; Cressault, Y.; Teulet, Ph. (Вопросы атомной науки и техники, 2017)
    Plasma of electric arc between one-component Cu and Ni and composite Ag-Ni electrodes was studied by means of optical emission spectroscopy. Radial temperature profiles of plasma column were obtained using Boltzmann plot ...
  • Investigation of gas discharge burn conditions in a Penning geometry in gradient magnetic fields 
    Ozerov, A.N.; Kovtun, Yu.V.; Skibenko, E.I.; Yuferov, V.B. (Вопросы атомной науки и техники, 2017)
    Conditions of gas discharge burn in a Penning geometry the gradient magnetic field have been investigated. The values of the ignition voltage and volt-ampere characteristics of the gas discharge depending on the working ...
  • Investigation of ozone decay half-life in dependence of temperature and humidity as well as H₂S and NH₃ oxidation mechanism 
    Taran, V.S.; Krasnyj, V.V.; Lozina, A.S.; Chechelnitskyi, O.G.; Schebetun, A.V. (Вопросы атомной науки и техники, 2017)
    In the present research, a measurement method of ozone decay half-life τ (h) in air depending on the temperature and humidity is proposed. This method allows simulating the conditions of ozone generation during sanitizing ...
  • Investigation of some factors influence on the work of extra pure hydrogen generator 
    Glazunov, G.P.; Konotopskiy, A.L.; Vinogradov, D.M.; Bondarenko, M.N.; Maznichenko, S.M.; Svynarenko, O.P. (Вопросы атомной науки и техники, 2017)
    The developed models of ultra-pure hydrogen generators had been designed, produced and tested. The influence of membrane temperature and form, position in the flame, installation of additional screens etc. were investigated. ...
  • Investigations on the parameters of multicomponent gas-metal plasma formed in the mixed molecular gases 
    Kovtun, Yu.V.; Syus'ko, E.V.; Skibenko, E.I.; Skibenko, A.I.; Shapoval, A.N; Yuferov, V.B. (Вопросы атомной науки и техники, 2017)
    Studies have been made into the parameters of dense, multicomponent gas-metal plasma formed in the operating medium consisting of molecular gases such as nitrogen and oxygen, and also, the component metal Ti. Charge and ...
  • Ion exchange in photoactivated inorganic matters 
    Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Yu.V.; Medvedev, D.V.; Medvedeva, E.P.; Parhomenko, Yu.G.; Uvarov, V.L.; Fedorets, I.D. (Вопросы атомной науки и техники, 2017)
    The effects of monovalent and bivalent impurities on the diffusive mobility sodium, caesium and strontium in magnesium potassium phosphate hexahydrate and clinoptilolite were analysed. It was determined that ratio of ...
  • Irradiation-induced changes in vibration structure of films of squaraine dye 
    Pavlenko, O.L.; Kulish, M.P.; Dmytrenko, O.P.; Kachkovsky, O.D.; Brusentsov, V.A.; Ilchenko, О.О.; Shlapatska, V.V.; Slominski, Yu.L. (Вопросы атомной науки и техники, 2017)
    Influence of high energetic electron irradiation (Еₑ = 1.8 МеV) on the vibration properties of the squaraine dye film was studied. Quantum-chemical calculations were applied for determination of vibration bands in Raman ...
  • Longitudinal extraction of H⁻ ions from Penning discharge with metal-hydride cathode 
    Sereda, I.N.; Tseluyko, A.F.; Ryabchikov, D.L.; Babenko, I.V.; Hrechko, Ya.O.; Hetman, V.A. (Вопросы атомной науки и техники, 2017)
    In the paper the emitting ability of negative hydrogen ions H⁻ in longitudinal direction from Penning discharge with metal-hydride cathode is investigated. This effect is possible due to mutual influence of activated ...
  • Longitudinal-radial motion of an electron beam in the solenoidal field of the secundary-emission magnetron gun 
    Dovbnya, A.N.; Dovbnya, N.A.; Mazmanishvili, А.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2017)
    The results of experimental studies and numerical calculations on the generation of an electron beam by a magnetron gun with a secondary-emission cathode are presented. With the aim of obtaining precision characteristics, ...
  • Low background scintillation setup to investigate radiopurity of materials 
    Kasperovych, D.V.; Danevich, F.A.; Kobychev, V.V.; Kropivyansky, B.N.; Sokur, N.V.; Tymoshenko, A.I. (Вопросы атомной науки и техники, 2017)
    Background of 2.128 kg CdWO₄ scintillation detector was reduced by 3 orders of magnitude in the energy region 0.5…2.6 MeV, and one order of magnitude above 3 MeV in the low background scintillation setup located in the ...

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