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Перегляд Вопросы атомной науки и техники за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за назвою

Сортувати за: Порядок: Результатів:

  • Density of states of interacting two-level systems in amorphous solids in the mean random field approximation 
    Borisenko, A.A. (Вопросы атомной науки и техники, 2007)
    The mean random field approach [1,2] is generalized to the case of random (with certain distribution) values of tunneling matrix elements and double-well potential asymmetries and applied to account for the dipole interaction ...
  • Dependence of magnetron characteristics on the secondary-emission yield of cold cathode 
    Avtomonov, N.I.; Sosnytskiy, S.V.; Vavriv, D.M. (Вопросы атомной науки и техники, 2006)
    Particle simulations of mm-wavelength magnetrons with cold secondary-emission cathodes show that such important practical characteristics as the output power, efficiency, and operation current are dependent on ...
  • Dependence of nonequilibrium of radiation of a pulsed discharge in water in the visible range on the electric field strength 
    Fedorovich, O.A. (Вопросы атомной науки и техники, 2017)
    The results of experimental studies of nonequilibrium of radiation in the visible range of a nonideal plasma (NP) are presented. The plasma was produced in pulsed discharges in water (PDW) with minimum amount of impurities. ...
  • Dependence of RF breakdown curve on electrode geometry in CCP reactor 
    Dudin, S.V.; Dakhov, A.N.; Lisovskiy, V.A.; Pletniov, V.M. (Вопросы атомной науки и техники, 2012)
    The results of experimental and theoretical study of RF capacitively coupled discharge breakdown in reactor for reactive ion etching of semiconductors are presented. Taking into account complex geometry of the reactor with ...
  • Dependence of the γ³He → pd cross sections on the nuclear wave functions in the giant resonance region 
    Kotlyar, V.V. (Вопросы атомной науки и техники, 2001)
    The differential cross section and the asymmetry coefficient for the two-body ³He break up by linearly polarized photons are calculated with the wave functions for Reid soft core, Paris and Bonn potentials.
  • Dependence of wakefield excitation in plasma by non-resonant sequence of electron bunches on their lengths 
    Bondar, D.S.; Boychenko, A.P.; Maslov, V.I.; Onishchenko, I.N.; Ovsiannikov, R.T. (Вопросы атомной науки и техники, 2021)
    The present paper describes the results of numerical simulation (using 2d3v code LCODE) of the regime, when the wakefield is excited at maximum growth rate in the plasma by a nonresonant sequence of relativistic electron ...
  • Dependences of helium retention in tungsten and tantalum coatings irradiated with He⁺ ions on fluence and temperature 
    Bobkov, V.V.; Tishchenko, L.P.; Kovtunenko, Yu.I.; Skrypnyk, A.O.; Gamayunova, L.O. (Вопросы атомной науки и техники, 2020)
    The processes of helium accumulation and thermal desorption for tungsten and tantalum coatings deposited on a stainless-steel substrate with an intermediate titanium layer were studied at various temperatures of the samples ...
  • Deposition of chromium nitride coatings from vacuum arc plasma in increased nitrogen pressure 
    Ovcharenko, V.D.; Kuprin, A.S.; Tolmachova, G.N.; Gilewicz, A.; Lupicka, O.; Rochowicz, J.; Warcholinski, B. (Вопросы атомной науки и техники, 2014)
    The application of protective coatings on metal materials is the effective way to improve their durability. Chromium nitride coatings are applied mainly on tools due to good resistivity to oxidation compared to other metal ...
  • Deposition of nanocrystalline silicon films into low frequency induction RF discharge 
    Deryzemlia, A.M.; Kryshtal, P.G.; Malykhin, D.G.; Radchenko, V.I.; Shirokov, B.M. (Вопросы атомной науки и техники, 2014)
    Results of experiments on obtaining nanocrystalline silicon films with the method of stimulated plasma-enhanced chemical vapor deposition (PECVD) into low frequency induction RF discharge (880 kHz) allowed in silicon ...
  • Deposition of refractory metal films with planar plasma ECR source 
    Fedorchenko, V.D.; Chebotarev, V.V.; Medvedev, A.V.; Tereshin, V.I. (Вопросы атомной науки и техники, 2007)
    The condition of the deposition of refractory metal and alloy films such as W, Mo, Ti, Ta, Cr, Ni, Fe₈₀B₂₀ with using ECR plasma source at the different magnitudes of bias voltage on targets and substrates were investigated. ...
  • Deposition of TiN-based coatings using vacuum arc plasma in increased negative substrate bias voltage 
    Kuprin, A.S.; Leonov, S.A.; Ovcharenko, V.D.; Reshetnyak, E.N.; Belous, V.A.; Vasilenko, R.L.; Tolmachova, G.N.; Kovalenko, V.I.; Klimenko, I.O. (Вопросы атомной науки и техники, 2019)
    The paper presents the results of the study on the influence of a high substrate bias voltage from 300 up to 1300 V on the titanium nitride coating deposition under nitrogen pressure of 2 Pa. The deposition rate, phase and ...
  • Deposition of TiO₂ thin films using atmospheric dielectric barrier discharge 
    Klenko, Y.; Píchal, J. (Вопросы атомной науки и техники, 2008)
    In this paper the influence of precursor (titanium tetraisopropoxide (TTIP)) temperature, precursor and gas flow rates on the surface properties of TiO₂ thin films deposited by atmospheric dielectric barrier discharge ...
  • Deposition of W and W-RE alloys by gas-phase and plasma chemical methods 
    Glushko, P.I.; Yevsiukov, A.I.; Ghuravlyov, А.Yu.; Hovanskiy, N.А.; Khizhnyak, D.A.; Shirokov, B.M.; Shijan, А.V. (Вопросы атомной науки и техники, 2016)
    A thermodynamic analysis of the temperature dependence of the isobaric-isothermal potential processes of rhenium, tungsten and their compositions from a mixture of a metal fluorides with molecular and atomic hydrogen is ...
  • Depth equalization of the dose when irradiated by electrons at different angles 
    Rudychev, V.G.; Lazurik, V.T.; Rudychev, D.V.; Rudychev, Y.V. (Вопросы атомной науки и техники, 2020)
    The possibility of decreasing the depth-dose inhomogeneity in polyethylene with double-sided and one-sided electron irradiation at different angles with a maximum efficiency of beam use is investigated. The least squares ...
  • Design and application of glow discharge cleaning at Uragan-2M stellarator 
    Kovtun, Yu.V.; Moiseenko, V.E.; Maznichenko, S.M.; Lozin, A.V.; Korovin, V.B.; Kramskoy, E.D.; Siusko, Y.V.; Kozulya, M.M.; Krasiuk, A.Yu.; Listopad, V.M.; Baron, D.I. (Вопросы атомной науки и техники, 2021)
    For the Uragan-2M stellarator, a glow discharge cleaning (GDC) system is developed. An overview of the GDC system design is presented. The first experimental studies of GDC in an argon atmosphere have been carried out. The ...
  • Design and exploitation powerful thyratron swith in modulators accelerators NSC KIPT 
    Beloglazov, V.I.; Chaika, I.A.; Chertishchev, I.A.; Kaplij, D.A.; Kosoi, A.I.; Romas’ko, V.P.; Titov, V.Yu.; Tur, Yu.D.; Tsimbal, V.A.; Zaitsev, I.N.; Zaitsev, E.I. (Вопросы атомной науки и техники, 2016)
    Modulators performed according to linear circuit with PFN depletion via pulse transformer are used in NSC KIPT active electron accelerators. Switch and its components determine the reliability of a plant. Hydrogen ...
  • 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 ...
  • Design and initial operation of multichord soft X-ray detection array on the U-3M torsatron 
    Dreval, M.B. (Вопросы атомной науки и техники, 2014)
    A miniature pinhole camera array for spatially and temporally resolved measurements of soft X-ray emission has been designed and installed in the URAGAN-3M torsatron. Two features of the U-3M: a) very large vacuum vessel; ...
  • Design and investigation of HF-ozonators 
    Krasnyj, V.V.; Klosovskij, A.V.; Nezovibat’ko, Yu.N.; Pogozhev, D.P.; Taran, V.S.; Shvets, O.M.; Utemov, D.N. (Вопросы атомной науки и техники, 2000)
    In the present activity the ozonators with the time modulated power supplies and reactors (plate-type and tubular) operating on the base of surface barrier discharge are investigated. The measurements of the main specifications ...
  • Design and research of combined magnetron-ion-beam sputtering system 
    Dudin, S.; Tkachenko, O.; Shchybria, A.; Yakovin, S.; Zykov, A.; Yefymenko, N. (Вопросы атомной науки и техники, 2018)
    The design and characteristics of a new combined magnetron-ion-beam sputtering system are presented. The system allows coating deposition both by means of magnetron discharge, and by sputtering of complex composite targets ...

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