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Перегляд Problems of Atomic Science and Technology, 2019 за назвою

Репозиторій DSpace/Manakin

Перегляд Problems of Atomic Science and Technology, 2019 за назвою

Сортувати за: Порядок: Результатів:

  • Effect of argon ion irradiation on hardening and microstructure of ferritic-martensitic steel T91 
    Voyevodin, V.N.; Tolstolutskaya, G.D.; Karpov, S.A.; Tikhonovsky, M.A.; Tolmachova, G.N.; Kalchenko, A.S.; Vasilenko, R.L.; Kopanets, I.E. (Вопросы атомной науки и техники, 2019)
    Ferritic-martensitic steel T91 was irradiated with 1.4 MeV Ar⁺ ions to doses from 0.5 to 7 displacements per atom (dpa) at room temperature. Microstructure characterization was performed using transmission electron microscopy ...
  • Effect of chromium coatings on the mechanical properties of Zr1Nb fuel claddings in longitudinal and transverse directions 
    Belous, V.А.; Voyevodin, V.N.; Gozhenko, S.V.; Krainyuk, Y.А.; Kuprin, А.S.; Оvcharenko, V.D.; Savchenko, V.I.; Shramchenko, S.V. (Вопросы атомной науки и техники, 2019)
    This study was aimed at investigating the chromium coating effect on the mechanical properties of Zr1Nb fuel claddings in the case of a tensile fracture in longitudinal and transverse directions at temperatures of 20 and ...
  • Effect of negative shift of metalhydride cathode on the emission of H⁻ ions from penning discharge 
    Sereda, I.; Tseluyko, A.; Hrechko, Ya. (Вопросы атомной науки и техники, 2019)
    On the basis of numerical calculations, the experimental results obtained by the authors in the study of the source of negative hydrogen ions of the Penning type with a metal hydride cathode are explained. It was shown ...
  • Effect of pulsed substrate biasing on macroparticle in vacuum arc 
    Romashchenko, E.V.; Bizyukov, A.A.; Girka, I.О. (Вопросы атомной науки и техники, 2019)
    An analytical model of the interaction of macroparticle (MP) with vacuum arc plasma in plasma immersion ion implantation (PIII) is presented. The proposed model is based on combination of the theory of charge dynamics of ...
  • Effect of toroidal magnetic field ripple value on the l=1, m=1 Yamator magnetic surfaces 
    Kotenko, V.G.; Lesnyakov, G.G.; Romanov, S.S. (Вопросы атомной науки и техники, 2019)
    To form a ripple toroidal magnetic field, the calculated l=1, m=1 Yamator model is equipped with N=16 toroidal magnetic field coils of ac radius. In order to study the effect of toroidal magnetic field ripple value δ on ...
  • Effect of transition radiation and dispersion spreading at achievement of a large transformer ratio of driver-bunch energy into wakefield in a dielectric resonator accelerator 
    Maslov, V.I.; Bondar, D.S.; Onishchenko, I.N.; Papkovich, V.G. (Вопросы атомной науки и техники, 2019)
    Possibility of increase of transformer ratio TR in the case of the profiled sequence of bunches at their injection in a two-beam electron-positron dielectric-resonator collider is considered. Unlike considered earlier the ...
  • Effects of water impact on optical properties of metallic mirror samples 
    Konovalov, V.G.; Solodovchenko, S.I.; Voitsenya, V.S.; Ryzhkov, I.V.; Shtan’, A.F.; Makhov, M.N. (Вопросы атомной науки и техники, 2019)
    The effects of exposure in water or water steam on optical properties of mirror samples fabricated of different metals were studied. Materials of samples were: tungsten, beryllium, molybdenum, stainless steel, nickel, ...
  • Electrical properties of gamma-modified composites copolymer of polyvinylidene fluoride with tetrafluoroethylene and silicon 
    Nuruyev, I.M. (Вопросы атомной науки и техники, 2019)
    The concentration and temperature dependences of the electrical properties of the composites obtained on the basis of a copolymer of polyvinylidene fluoride with tetrafluoroethylene P(VDF–TFE) with silicon nano- and ...
  • Electrode processes in electrolysis of zirconium at production of plastic zirconium for nuclear energy 
    Mukhachev, A.P.; Nefedov, V.G.; Kharytonova, O.A. (Вопросы атомной науки и техники, 2019)
    The analysis of the conditions for industrial production of zirconium by the electrolysis of a melt of potassium fluorozirconate and potassium chloride in a sealed electrolyzer with a current load of 10 kA was carried out. ...
  • Electron beam dynamics at output magnetron gun in gradient magnetic field 
    Mazmanishvili, A.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2019)
    The results of numerical calculations based on the electron beam dynamics generated by a magnetron gun in the transport channel in a gradient magnetic field are presented. The dependence of the final transverse distribution ...
  • Erosion of Co-Cr-W alloy and coating on its basis under the action of cavitation 
    Kovalenko, V.I.; Klimenko, A.A.; Martynenko, L.I.; Marinin, V.G. (Вопросы атомной науки и техники, 2019)
    The average destruction rates (Vs) were measured under the action of cavitation on a pre-production model from the alloy of Co-Cr-W on chemical composition near to the stellite No.6, its initial components and the coating ...
  • Evolution of the wake wave excided by the sequence of the relativistic electron bunches 
    Vynnyk, O.K.; Anisimov, I.O. (Вопросы атомной науки и техники, 2019)
    The amplitude of plasma waves, excited by the resonant sequence of electron bunches, saturates after passage of some number of bunches. This behavior was observed and simulated, using particle-in-cell code, but was not ...
  • Excitation of plasma by electric pulses in neon medium 
    Zaleskyi, D.Yu.; Krivonosov, G.A.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2019)
    We studied characteristics of the neon plasma source excited in the atmosphere under the following conditions: gas pressure is about 2 Torr, rectangular pulses have an amplitude from 200 to 800 V, pulse duration is from ...
  • Extracting of rare earth metals from secondary raw materials 
    Kolobov, G.; Pavlov, V.; Pecherytsya, K.; Moseiko, Yu.; Lichkonenko, N.; Prochorova, А. (Вопросы атомной науки и техники, 2019)
    A review of new publications on rare earth extraction technologies from various types of secondary raw materials: permanent magnet scrap made of Nd₂Fe₁₄B alloy and nickel-metal hydride batteries, spent catalysts, electronics ...
  • Features of formation of crystallographic texture and properties in Ti-3Al-2.5V titanium alloy during tubes manufacture 
    Vakhrusheva, V.S.; Hruzin, N.V.; Malykhin, D.G. (Вопросы атомной науки и техники, 2019)
    Texture formation processes at all technological stages of tube manufacture were considered. It has been established that at the stage of hot deformation and manufacture of TREX tubes, tangential and radial textures are ...
  • Features of helium complexes behaviour near the free surface in tungsten 
    Starchenko, I.V.; Sadanov, E.V. (Вопросы атомной науки и техники, 2019)
    The formation of interstitial atoms by lattice tungsten atoms displacement by clusters of implanted helium, which is accompanied with the appearance of helium-vacancy complexes, was found. The stimulating effect of the ...
  • Features of the low energy protons interaction with molibden surface 
    Fedorovich, O.A.; Hladkovskyi, V.V.; Polozov, B.P.; Voitenko, L.M.; Kostin, E.G.; Rokitskyi, А.A.; Oberemok, А.S. (Вопросы атомной науки и техники, 2019)
    The surface of molybdenum changes significantly after the proton irradiation process. The sputtering of the surface leads to a substantial cleaning of oxides. It is also possible to reduce oxides in a hydrogen plasma. The ...
  • Features of the upgraded magnetic diagnostics application in the U-2M torsatron 
    Pashnev, V.K.; Petrushenya, A.A.; Sorokovoy, E.L.; Ozherel’ev, F.I. (Вопросы атомной науки и техники, 2019)
    Modernized magnetic sensor systems have been developed and tested to carry out the magnetic measurements on the U-2M torsatron. The effect of the metallic environment, high-frequency noise and the instability of the external ...
  • Features of weakly nonlinear wave interaction 
    Buts, V.A.; Kovalchuk, I.K.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2019)
    Regular and stochastic dynamics of three wave interaction and dynamics of cascades of such three wave processes were investigated. It was shown that matrix elements of wave interaction are inversely proportional to square ...
  • Findif code simulations of OP-1.1 Wendelstein 7-X discharges 
    Pełka, G.; Stępniewski, W.; Zagórski, R.; W7-X Team (Вопросы атомной науки и техники, 2019)
    The current development state of the finite difference, multi-fluid, 3D plasma code Findif is detailed. The code was run on four meshes prepared for the OP-1.1 wall geometry of the Wendelstein 7-X stellarator. The meshes ...

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