Перегляд за автором "Ponomarev, A.G."

Сортувати за: Порядок: Результатів:

  • Ponomarev, A.G.; Ignat’ev, I.G.; Magilin, D.V.; Miroshnichenko, V.I.; Storizhko, V.E. (Вопросы атомной науки и техники, 2003)
    The authors propose a new design for a MeV-energy ion microprobe based on the immersion probe-forming system that employs the accelerating tube at an early stage of beam focusing. The final probing beam formation on the ...
  • Donets, S.E.; Klepikov, V.F.; Lytvynenko, V.V.; Lonin, Yu.F.; Ponomarev, A.G.; Starovoytov, R.I.; Startsev, O.A.; Uvarov, V.T. (Вопросы атомной науки и техники, 2015)
    High-current electron beam irradiation has been applied for surface coating of copper with aluminum in ablative mode at the TEMP-A accelerator with energy of 350 keV, pulse length of 5 μs, and fluence 10…200 J/cm2. The ...
  • Donets, S.E.; Lytvynenko, V.V.; Lonin, Yu.F.; Ponomarev, A.G.; Rokhmanov, N.Ya.; Starovoytov, R.I.; Uvarov, V.T. (Вопросы атомной науки и техники, 2018)
    The problems of the stability of molybdenum targets to the action of concentrated energy fluxes are considered. A series of irradiations of a molybdenum target with a high-current relativistic electron beam was carried ...
  • Batrakov, A.B.; Glushko, E.G.; Yegorov, А.М.; Zinchenko, A.A.; Lonin, Y.F.; Ponomarev, A.G.; Fedotov, S.I. (Вопросы атомной науки и техники, 2017)
    The power module designed for the calibration and adjustment of the units and components of microsecond accelerator of relativistic electron beams (REB) “Temp-B” has been developed and manufactured. The noise immune gauge ...
  • Klepikov, V.F.; Lytvynenko, V.V.; Lonin, Yu.F.; Ponomarev, A.G.; Tolstolutskiy, O.G.; Uvarov, V.V.; Uvarov, V.T. (Вопросы атомной науки и техники, 2009)
    The interaction of high-current REВ with the surface of solid targets was investigated. The target material was stainless steel 12Х18Н10Т, graphite, tungsten, plexiglas. The optical diagnostic methods were used to determine ...
  • Romanenko, A.V.; Ponomarev, A.G.; Miroshnichenko, V.I. (Вопросы атомной науки и техники, 2013)
    A numerical analysis has been performed for the optimum configuration of a probe-forming system based on magnetic quadrupole lens multiplets in a nuclear scanning microprobe intended for irradiations of micron-size areas. ...
  • Kharchenko, O. I.; Lonin, Yu.F.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2018)
    Volterra-series-type analyses to communication systems with stochastic resonance driven by sine waves result to. The n -hold Fourier transform of the n -th Volterra kernel plays an important role in the analysis. Methods ...
  • Balakirev, V.A.; Gorban’, A.M.; Egorov, A.M.; Kantemirov, A.V.; Lonin, Yu.F.; Ponomarev, A.G.; Onishenko, N.I.; Uvarov, V.T.; Chumakov, V.I.; Shevtusev, D.A.; Sherney, V.V. (Вопросы атомной науки и техники, 2006)
    In operation the possibility of generation of UWB signal was researched at excitement of a helical antenna by a high-current relativistic bundle of nanosecond duration. The experiments were conducted on a high-current ...
  • Romanenko, A.V.; Ponomarov, A.A.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2015)
    The approaches for creating focused ion beams with a high current density and near-uniform current distribution in a spot, that allows an uniform dose for further micro irradiation technique, were considered. A numerical ...
  • Galaydych, K.V.; Lonin, Yu.F.; Ponomarev, A.G.; Prokopenko, Yu.V.; Sotnikov, G.V. (2010)
    For generation of oscillations of millimeter and submillimeter wave lengths can be used "whispering gallery" modes excited in a dielectric resonator by an azimuthally-modulated electron beam. The mathematical model of ...
  • Klepikov, V.F.; Uvarov, V.T.; Kivshyk, V.F.; Ponomarev, A.G.; Bazaleev, М.I.; Bryukhovetsky, V.V.; Kuznetsova, R.I.; Lytvynenko, V.V. (Вопросы атомной науки и техники, 2001)
    The influence of a pulsed intense relativistic electron beam on mesoscopic structural characteristics of D16 aluminium alloy plates is studied. The phenomenological parameters of superplastic flow of alloy D16 plates after ...
  • Batracov, A.B.; Volkov, Yu.N.; Lonin, Yu.F.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2015)
    In article Cryovacuum Oil-free system designed to operate in the pressure range (10⁵... 4·10⁻⁵) Pa is described. Pumps and cryopanels included in a vicious cycle of manufacture and storage of liquid neon. The vacuum system ...
  • Galaydych, K.V.; Lonin, Yu.F.; Ponomarev, A.G.; Prokopenko, Yu.V.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2012)
    A nonlinear self-consistent theory of excitation of millimeter wave lengths electromagnetic fields by high current relativistic azimuthally-modulated electron beam in cylindrical resonator with a dielectric rod is constructed. ...
  • Melnik, K.I.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2003)
    Parasitic components of lens field are ones of the main parameters that determine spatial resolution of the MeV energy ion microprobe based on parameter multiplet of the magnetic quadrupole lenses. The parameter set of ...
  • Klepikov, V.F.; Lonin, Yu.F.; Ponomarev, A.G.; Startsev, O.A.; Uvarov, V.T. (Вопросы атомной науки и техники, 2015)
    Titanium alloy VT1-0 was modified by the high-current electron beam irradiation with energy 0.35 MeV, 5 μs impulse, and power density of 60 MW⋅cm-2. It was found that intense electron exposure significantly increased both ...
  • Lapin, O.S.; Ponomarev, A.G. (Вопросы атомной науки и техники, 2015)
    The principles of a proton beam writing facility were described. Particular attention was paid to the problem of probe-forming system design. It was shown that using of separate systems and parts of the scanning nuclear ...
  • Batrakov, A.B.; Glushko, Е.G.; Zinchenko, A.A.; Lonin, Yu.F.; Ponomarev, A.G.; Fedotov, S.I. (Вопросы атомной науки и техники, 2013)
    The paper presents the magnet system for electron beam focusing and transport developed, manufactured and applied in this work including: an inductive sensor for magnetic field strength measurement, having characteristics ...
  • Opanasyuk, A.S.; Koval, P.V.; Nam, D.; Cheong, H.; Jeong, A.R.; Jo, W.; Ponomarev, A.G. (Functional Materials, 2014)
    Cu₂ZnSnSe₄ thin films obtained by co-evaporation of components using an electron beam evaporation system were investigated by scanning electron microscopy, X-ray analysis, PIXI and RBS methods. The analysis of the diffraction ...
  • Klepikov, V.F.; Prokhorenko, E.M.; Lytvynenko, V.V.; Donets, S.E.; Robuk, V.N.; Prokhorenko, T.G.; Uvarov, V.T.; Ponomarev, A.G.; Lonin, Yu.F. (Вопросы атомной науки и техники, 2016)
    Efficiency of application of heavy-current electron beams was studied. The electron beams were used for the imitation of influence of ionizing radiation and physical loadings on the walls of waste storage facilities. ...
  • Ponomarev, A.G.; Kolinko, S.V.; Rebrov, V.A.; Kolomiets, V.N.; Kravchenko, S.N. (Вопросы атомной науки и техники, 2018)
    To obtain micrometric gratings with a high aspect ratio by lithographic technique, it is proposed to use a proton beam focused in a line and electromagnetic scanning in the transverse direction to irradiate the resistive ...