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Перегляд Вопросы атомной науки и техники, 2018, № 6 за датою випуску

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2018, № 6 за датою випуску

Сортувати за: Порядок: Результатів:

  • Снerenkov radiation of the laser pulse in a dielectric waveguide 
    Balakirev, V.A.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2018)
    Theoretical studies of the excitation of the Cherenkov radiation by a superluminal laser pulse in a dielectric waveguide, similar to the radiation of an electron moving uniformly in a slowing-down medium with a superluminal ...
  • Discretized collision operator for simulations of fusion non-maxwellian plasma relaxation 
    Shyshkin, O.A.; Vozniuk, D.V.; Girka, I.O. (Вопросы атомной науки и техники, 2018)
    The plasma observed in modern fusion devices very often exhibits strongly non-Maxwellian distribution. This is the result of magnetic field lines reconnection with formation of magnetic resonant structures like magnetic islands ...
  • Electromagnetic model of gas discharge in long tube of slightly varying radius 
    Azarenkov, N.A.; Olefir, V.P.; Sporov, A.E. (Вопросы атомной науки и техники, 2018)
    The aim of this research is the construction of the electromagnetic model of the stationary state gas discharges in the diffusion regime in rather long narrow tubes of slightly variable radius in order to obtain plasma ...
  • 2-D electron system in the RF-discharge plasma. Part I. General observations 
    Berezhnyj, V.L.; Berezhnaya, I.V. (Вопросы атомной науки и техники, 2018)
    The hypothesis is advanced for similarity between the space-charge layers formed by the plasma in the nearantenna region of ICRF discharges and the two-dimensional electron systems created specially for each specific realization ...
  • Effect of recycling for physical parameters of reactor-stellarator 
    Rudakov, V.A. (Вопросы атомной науки и техники, 2018)
    The results of calculations of self-sustaining fusion reaction in a stellarator-reactor operating under partial recycling conditions are presented. The calculations were performed on the assumption of the implementation ...
  • Features of surface modification of copper-based alloys under powerful plasma exposures 
    Byrka, O.; Aksenov, N.; Chunadra, A.; Fomina, L.; Herashchenko, S.; Makhlai, V.; Malykhin, S.; Sereda, K.; Surovitskiy, S.; Garkusha, I. (Вопросы атомной науки и техники, 2018)
    Paper presents features of plasma alloying of Cu-based materials with Ti-Cr, Ti-Cr-Ti-Nb, Ti-Cr-Ti-Zr, Ti-Cr-TiZrO coatings in different regimes of the QSPA Kh-50. Targets were made from copper samples covered of multilayer ...
  • Kinetics of blisters growth in a deformed α-Fe at low-energy deuterium plasma exposure 
    Nikitin, A.V.; Tolstolutskaya, G.D.; Kopanets, I.E.; Karpov, S.A.; Ruzhytskiy, V.V. (Вопросы атомной науки и техники, 2018)
    The results of the study of surface topography evolution and the features of deuterium interaction with α-Fe under glow discharge 1 keV deuterium ions bombardment at Troom up to ion fluence of 3.4·10²⁴ D/m² are ...
  • A qualitative approach to explaining the mechanism of ion acceleration by an electron beam in plasma 
    Cherenshchykov, S.A. (Вопросы атомной науки и техники, 2018)
    Acceleration of ions in a vacuum discharge, accompanied by electron beam, is known. Recently this effect is probably observed in connection with investigation of a high current non-sputtering magnetron discharge. In ...
  • Influence of corona discharge on paraffin combustion 
    Nedybaliuk, O.A.; Fedirchyk, I.I.; Chernyak, V.Ya. (Вопросы атомной науки и техники, 2018)
    This article presents the results of investigation on the corona discharge and its influence on the water surface during electrolysis and paraffin combustion. The dependences of the voltage-current characteristics of the ...
  • Electromagnetic surface wave excitation and energy transport along a plane plasma boundary 
    Pavlenko, I.; Melnyk, D.; Velizhanina, Ye.; Trush, O.; Girka, I. (Вопросы атомной науки и техники, 2018)
    A simple construction for excitation of Surface Wave (SW) in plasmas is proposed. The metal plate is used both as an antenna with surface current and as a wall of the waveguide structure. Second wall of the waveguide ...
  • Anomalous diffusion of plasma in the lower hybrid cavities observed in the terrestrial ionosphere 
    Azarenkov, N.A.; Chibisov, D.V. (Вопросы атомной науки и техники, 2018)
    The problem of the disappearance of the lower hybrid cavities, which are observed in the terrestrial ionosphere, is considered. As a possible mechanism which leads to the disappearance of the cavities the anomalous diffusion ...
  • Wall conditioning discharges driven by Т-shaped antenna in Uragan-2M 
    Lozin, A.V.; Kozulia, M.M.; Korovin, V.B.; Beletskii, A.A.; Glazunov, G.P.; Konotopskiy, A.L.; Baron, D.I.; Moiseenko, V.E.; Grigor’eva, L.I.; Chechkin, V.V.; Shapoval, A.N.; Makhov, M.M.; Konovalov, V.G. (Вопросы атомной науки и техники, 2018)
    New VHF antenna was introduced at Uragan-2M for VHF vacuum chamber wall conditioning without and with weak magnetic field. It was made as a T-shaped ¼ wavelength double rod. The T-shaped antenna is capable for slow waves ...
  • Electrolysite-plasma smoothing of relief on targets modified by a high-current relativistic electron beam 
    Starovoytov, R.I.; Mihal, O.V.; Moroz, O.V.; Mazilin, B.A.; Donets, S.E.; Lytvynenko, V.V.; Lonin, Yu.F.; Ponomarev, А.G.; Uvarov, V.T. (Вопросы атомной науки и техники, 2018)
    The problem of the appearance of a relief on the surface of metals, which was modified by high-current relativistic electron beams, is considered. The technological promise of this modification is shown. The possibility of ...
  • Structure of MHD fluctuations in the torsatron U-3M in steady-state stage of discharge 
    Pashnev, V.K.; Sorokovoy, E.L.; Petrushenya, A.A.; Ozherel’yev, F.I. (Вопросы атомной науки и техники, 2018)
    Study of MHD fluctuations was performed in quasi-stationary mode of weakly collisional discharge in torsatron U-3M in frequency range 0.5…70 kHz. The fluctuations of the magnetic field were detected in the following ...
  • Fast and accurate algorithm of 3D magnetic surfaces reconstruction in stellarators 
    Filippov, V.; Grekov, D.; Olefir, V. (Вопросы атомной науки и техники, 2018)
    An algorithm of calculation of approximating functions, which establish the one-to-one correspondence between the real coordinate mesh with arbitrary step and magnetic flux label in the whole plasma volume, was developed. ...
  • Energy dissipation in helicon plasma at the near field of an antenna 
    Olshansky, V. (Вопросы атомной науки и техники, 2018)
    The results of a computer simulation of energy dissipation in helicon plasma at near field of an antenna are presented. Results are reported for a double-half-turn antenna, and comparison is made to a double-saddle-coil antenna ...
  • Erosion properties of tungsten and WTa5 alloy exposed to repetitive QSPA plasma loads below melting threshold 
    Makhlai, V.A.; Herashchenko, S.S.; Aksenov, N.N.; Byrka, O.V.; Garkusha, I.E.; Malykhin, S.V.; Surovitskiy, S.V.; Kulik, N.V.; Staltsov, V.V.; Lebedev, S.I.; Shevchuk, P.B.; Wirtz, M.; Sadowski, M.J. (Вопросы атомной науки и техники, 2018)
    The damage of deformed double forged pure tungsten (W) and tungsten alloyed with 5 wt.% tantalum (WTa5) have been studied in experimental simulations of ITER-like transient events (surface heat load of 0.45 MJ/m² and ...
  • Fluctuations and ion-acoustic waves in collisional dusty plasma with variable grain charge 
    Momot, A.I.; Zagorodny, A.G.; Momot, O.V. (Вопросы атомной науки и техники, 2018)
    The kinetic theory of electric fluctuations in a collisional weakly ionized dusty plasma is formulated with regard to the grain charg variations. The spectra of ion-acoustic wave and of electron density correlation in ...
  • Studies of impurities behaviour for the optimization of plasmas and heating scenarios at tokamaks in perspective for ITER 
    Czarnecka, A. (Вопросы атомной науки и техники, 2018)
    This contribution reports on the recent progress of integration methods to control and minimise W and mid-Z impurity content for the optimization of plasmas and heating scenarios at tokamaks. The operational setup ...
  • Plasma-catalytic system with wide-aperture rotating gliding discharge 
    Nedybaliuk, O.A.; Fedirchyk, I.I.; Chernyak, V.Ya. (Вопросы атомной науки и техники, 2018)
    This paper presents the results of the study of the wide-aperture rotating gliding discharge which was used for the plasma-catalytic reforming of hydrocarbons into synthesis gas. The photographs were compared with ...

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