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Перегляд Вопросы атомной науки и техники за темою "Нерелятивистская электроника"

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за темою "Нерелятивистская электроника"

Сортувати за: Порядок: Результатів:

  • 2.5D relativistic electromagnetic pic code for simulation of beam interaction with plasma in axial-symmetric geometry 
    Tolochkevych, Yu.M.; Litoshenko, T.E.; Anisimov, I.O. (2010)
    2.5D relativistic electromagnetic PIC code for simulation of beam interaction with plasma in axial-symmetric geometry was developed. Accurate charge weighting scheme and difference schemes near the system axis were introduced. ...
  • 2D simulation of the transversely restricted modulated electron beam dynamics in the homogeneous plasma 
    Anisimov, I.O.; Soloviova, M.J. (2010)
    Dynamics of the transversely restricted modulated electron beam moving through the homogeneous plasma was studied via computer simulation using PIC method. 2D-simulation demonstrated the concurrence between non-resonant ...
  • Accidental resonators: theory and experiment 
    Bliokh, Y.P. (Вопросы атомной науки и техники, 2013)
    Disorder-induced resonances in randomly-layered samples are studied theoretically and experimentally. An algorithm for the detection and characterization of the effective cavities that give rise to these resonances has ...
  • Anisotropy of radiation from dense plasma of multiply ionized atoms 
    Hrechko, Ya.O.; Azarenkov, N.A.; Babenko, Ie.V.; Raybchikov, D.L.; Vusyk, N.N.; Tseluyko, A.F. (Вопросы атомной науки и техники, 2015)
    It has been study the formation of anisotropic extreme ultraviolet radiation from the plasma of multiply ionized atoms. The mean free path of quantum in dense plasma has been estimated. The critical current for formatting ...
  • Beam and target parameters measurement system on helium ions linear accelerator 
    Anokhin, R.A.; Dubnyuk, S.N.; Dyachenko, A.F.; Kobets, A.P.; Manuilenko, O.V.; Pavlii, K.V.; Shevchenko, A.S.; Soshenko, V.A.; Tishkin, S.S.; Zabotin, A.V.; Zajtsev, B.V.; Zhuravlyov, A.V. (Вопросы атомной науки и техники, 2018)
    A system for measuring beam and target parameters on helium ions linear accelerator is presented. The measurement system consists of sensors set, signal converters and computer with codes for processing experimental ...
  • CIV fenomen in gas-metal plasma 
    Kovtun, Yu.V. (Вопросы атомной науки и техники, 2015)
    The paper deals with limitation of the rotational velocity of multicomponent gas-metal plasma, and also, with the effect of this phenomenon on mass separation in the rotating plasma. The measured data on the rotational ...
  • Dispersion properties of arbitrary cross-section plasma-filled waveguide in a finite magnetic field 
    Shcherbinin, V.I.; Zaginaylov, G.I.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2013)
    The study presents a universal approach to solving a boundary value problem for waveguide of arbitrary crosssection with longitudinally magnetized plasma filling. The approach utilizes representation of longitudinal fields ...
  • Electromagnetic modes of a coaxial plasma waveguide in an external magnetic field 
    Karas, I.V.; Zagrebelny, I.A. (Вопросы атомной науки и техники, 2015)
    For carrying out of the further numerical comparisons with experimental researches on breakdown of a mixture of gases by microwave radiation with a stoсhastic jumping phase the theoretical researches of wave dispersive ...
  • Electron beam plasma diode with charged particle background 
    Ender, A.Ya.; Kuznetsov, V.I.; Schamel, H. (Вопросы атомной науки и техники, 2008)
    The effect of an immovable charged particle background on the stationary states of a diode with the electron beam is studied. An addition of uniform positive charged particles results in an increase in the space-charge ...
  • Extraction of fusion relevant ion species from discharge of focused anode layer thruster 
    Girka, O.; Bizyukov, O.; Kolyada, Yu.; Sereda, K.; Bizyukov, I. (Вопросы атомной науки и техники, 2015)
    The modification of anode layer thruster, which utilizes the focusing with reversed magnetic field (FALCON ion source), has been investigated for operation with H, He and Ar working gases. Current efficiency was measured ...
  • Features of dense plasma formation in the reflex discharge on gas-metal mixes 
    Kovtun, Yu.V. (Вопросы атомной науки и техники, 2013)
    The paper briefly summarizes the data from studies of multicomponent gas-metal plasma in a pulsed reflex discharge. The processes of injection of sputtered-and-ionized working materials (Ti, Mo, W, U) into the reflex ...
  • Formation of MeV energy ion beams with high current density for materials micro-irradiation 
    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. ...
  • Generation of non-relativistic electron bunches and measurement of their basic parameters 
    Bolotov, V.N.; Kononenko, S.I.; Muratov, V.I.; Fedorchenko, V.D. (Вопросы атомной науки и техники, 2008)
    This research aims to explore a possibility of generation of short electron bunches by Bernstein-Green-Kruskal (BGK) – waves and measurement of their parameters. The experiments showed that the BGK-waves can be used ...
  • Interaction of a relativistic electron beam with electromagnetic fields in azimuthally corrugated waveguide 
    Ognivenko, V.V. (Вопросы атомной науки и техники, 2018)
    Interaction of a relativistic electron beam with electromagnetic fields in the cylindrical waveguide with the perfectly conducting and sinusoidally corrugated in azimuth wall is theoretically investigated. Influence of ...
  • Last results of novel plasmaoptical devices investigation 
    Goncharov, A.A.; Dobrovolsky, A.M.; Bazhenov, V.Yu.; Litovko, I.V.; Naiko, I.V.; Naiko, L.V.; Kostin, E.G.; Protsenko, I.M. (Вопросы атомной науки и техники, 2018)
    The combined system composed of the vacuum arc evaporator and plasmaoptical system with plasma lens (PL) geometry are presented and studied. The plasmadynamical characteristics of high density low energy plasma flow propagating ...
  • Multikiloampere magnetron gun with secondary emission at relativistic voltage 
    Cherenshchykov, S.A. (Вопросы атомной науки и техники, 2015)
    Magnetron gun for voltage up 1000 kV and current more 1 kA was tested in pulse mode. The secondary emission nature of the cathode current was established. The identification was held basing on considered features of the ...
  • Numerical simulation of pulsed plasma thruster with a preionization helicon discharge 
    Kuzenov, V.V.; Polozova, T.N.; Ryzhkov, S.V. (Вопросы атомной науки и техники, 2015)
    The major electrical characteristics of pulsed coaxial magneto-plasma accelerator with a capacitive power source are calculated on the basis of approximate mathematical model of pulsed plasma thruster, preionization system ...
  • Numerical thermodynamic analysis of alloys for plasma electronics and advanced technologies 
    Kuzenov, V.V.; Ryzhkov, S.V.; Shumaev, V.V. (Вопросы атомной науки и техники, 2015)
    Thermodynamic properties (pressure, specific internal energy and entropy) of the ionized gas mixture are obtained on the basis of the Thomas-Fermi theory and Saha model. The calculations was made for the lithium-indium ...
  • On the Kramers-Kronig relation with account of spatial dispersion 
    Makarov, V.P.; Rukhadze, A.A. (Вопросы атомной науки и техники, 2013)
    Following the ideas of D.A. Kirzhnitz [1], the ‾E, ‾B, ‾D − representation of the electrodynamic Kramers-Kronig relation is used to study the longitudinal and transverse permittivity properties of response functions of the ...
  • Plasma accelerator with closed electron drift and open walls 
    Goncharov, A.; Dobrovolsky, A.; Najko, L.; Najko, I.; Litovko, I. (Вопросы атомной науки и техники, 2015)
    We present the original approach to use plasma accelerators with closed electron drift and open walls for creating effective lens with positive space charge. In paper describes one-dimensional model and simplest analytical ...

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