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Перегляд Вопросы атомной науки и техники, 2018, № 4 за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2018, № 4 за назвою

Сортувати за: Порядок: Результатів:

  • Wakefield excitation by a laser pulse in a dielectric medium 
    Balakirev, V.A.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2018)
    The process of Cherenkov electromagnetic field excitation by а laser pulse in the dielectric waveguide is investigated. Nonlinear electric polarization in an isotropic dielectric medium and, accordingly, polarization charges ...
  • Works in the NSC KIPT on the creation and application of the CPA laser system 
    Vasiliev, A.V.; Dovbnya, A.N.; Yegorov, A.M.; Zaitsev, V.P.; Leshchenko, V.P.; Onischenko, I.N.; Povrozin, A.I.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2018)
    A CPA laser system with an output power of 10¹⁰ W is presented, which at the final stage will be brought to a power close to 10 TW. The areas of its application are described, the results of the supercontinuum investigation ...
  • α-particle induced forward-backward electron emission from titanium nitride 
    Zhurenko, V.P.; Kononenko, S.I.; Kalantaryan, O.V.; Mysiura, I.N.; Avotin, S.S.; Rokhmanov, N.Ja. (Вопросы атомной науки и техники, 2018)
    The electronic yields of forward and backward secondary ion-induced electron emission from titanium nitride bombarded by α-particles from a radioisotope source were experimentally measured. It was shown that the ratio ...
  • Аn electric field sensor based on a short monopole antenna 
    Karelin, S.Y.; Magda, I.I.; Mukhin, V.S. (Вопросы атомной науки и техники, 2018)
    Discussed in the paper is application of an E-field probe in the form of a short monopole antenna (a D-dot-like configuration) for receiving short pulsed signals. Several numerical experiments have permitted suggesting ...
  • Аspects of electromagnetic compatibility at remote sensing of ionosphere in radiophysical observatory of Кharkiv National University 
    Magda, I.I.; Chernogor, L.F. (Вопросы атомной науки и техники, 2018)
    Specific responses of radio receivers of various type and frequency range under conditions to receiving of both a sole intense ultrashort signals and combination of information and interference ultrashort signals are ...
  • Еlectrodes dimensions effect on the self-sustained plasma-beam discharge power 
    Hrechko, Ya.O.; Azarenkov, N.A.; Babenko, Ie.V.; Ryabchikov, D.L.; Sereda, I.N.; Boloto, D.A.; Tseluyko, A.F. (Вопросы атомной науки и техники, 2018)
    The possibility of increasing the active power inputted into the discharge is shown by reducing the working surface area of the high-voltage electrode in high-current pulsed plasma diode of low-pressure. Under conditions ...
  • Еxcitation of a flat comb using an electron beam with a virtual cathode 
    Gorban’, A.M.; Lonin, Yu.F.; Ponomaryov, A.G. (Вопросы атомной науки и техники, 2018)
    The numerical simulation method was applied to investigate the excitation of a plate shielded comb slow-wave system by the relativistic electron beam with a limit current exceeding space-charge limiting current. Such a ...
  • Іgnition of the beam-plasma discharge in the initially neitral gas 
    Dadyka, D.I.; Anisimov, I.O. (Вопросы атомной науки и техники, 2018)
    Initial stage of the beam-plasma discharge was studied via computer simulation for 2D electrostatic model. Stripped non-relativistic electron beam was injected into initially non-ionized helium. At the first stage ...
  • Іnteraction between a tubular beam of charged particles and an anisotropic dispersive solid-state cylinder 
    Averkov, Yu.O.; Prokopenko, Yu.V.; Yakovenko, V.M. (Вопросы атомной науки и техники, 2018)
    The interaction between a tubular beam of charged particles and a nonmagnetic anisotropic dispersive medium of cylindrical configuration has been investigated. It has been found the absolute instability of bulk-surface ...
  • Іnvestigation of plasma of arc discharge between melting Cu- and Ni-electrodes 
    Kleshich, M.M.; Veklich, A.N.; Fesenko, S.O.; Boretskij, V.F.; Kryachko, L.A. (Вопросы атомной науки и техники, 2018)
    Plasma of electric arc between asymmetric one-component Cu and Ni electrodes was investigated by optical emission spectroscopy. Radial distributions of temperature and electron density were determined in the average cross ...
  • К 90-летию со дня рождения Харченко Игоря Федоровича 
    Автор відсутній (Вопросы атомной науки и техники, 2018)
  • Мagnetized particle diffusion in a random electric field with jumping phase 
    Zasenko, V.I.; Cherniak, O.М. (Вопросы атомной науки и техники, 2018)
    Diffusion of charged particles across a constant magnetic field caused by random varying electric field is considered. The electric field is assumed to be a superposition of waves with a fixed frequency, various wave vectors ...
  • Мeasurement of rotational temperature of molecular nitrogen in the anode area of negative corona in air under Тrichel pulse mode 
    Bolotov, O.V.; Golota, V.I.; Sitnikova, Yu.V. (Вопросы атомной науки и техники, 2018)
    Experimental results of investigations of emission spectra of the second positive system of molecular nitrogen from the anode area of negative corona discharge in air are presented. In the Trichel pulse mode, the radiation ...
  • Мonitoring the capacitor charge voltage in the pulse voltage generator using the accelerator of relativistic electron beams 
    Batrakov, A.B.; Glushko, E.G.; Zinchenko, A.A.; Lonin, Yu.F.; Ponomaryov, A.G.; Fedotov, S.I. (Вопросы атомной науки и техники, 2018)
    Noise-protected high charge voltage meter was manufactured using terminal capacitors of the four-channel pulse voltage generator (PVG). The noise protection is provided by the use of communication lines with fiberoptic ...
  • Нeating of plasmas by microwave radiation with stochastic jumpphase 
    Karas, V.I.; Alisov, A.F.; Bolotov, O.V.; Karas, I.V.; Karelin, S.Yu.; Zagrebelny, I.A.; Fedorovskaya, O.V. (Вопросы атомной науки и техники, 2018)
    The purpose of our paper is to determine the conditions for the creation of an energy-efficient light source initiated by microwave radiation with stochastic jumping phase (MWRSJP).It is shown, to create an effective ...
  • Нigh-current ion beam compensation in a section of an induction linac 
    Karas’, V.I.; Kornilov, E.A.; Manuilenko, O.V.; Tarakanov, V.P.; Fedorovskaya, O.V. (Вопросы атомной науки и техники, 2018)
    The particle transport dynamics in the section of a linear induction accelerator (LIA) has been studied. The system and beams parameters (the magnetic field magnitude, the system dimensions, the beams parameters), ...
  • Оn possibility of external magnetic field application for electrical insulation of electrodes 
    Shulika, O.N. (Вопросы атомной науки и техники, 2018)
    To investigate the influence of spatially-nonuniform external magnetic field on electrical strength of interelectrode gaps, PIC-simulation of DC breakdown has been performed. Preliminary results have shown breakdown ...
  • Оn pulsating radiation in weakly inverted media 
    Kirichok, A.V.; Kuklin, V.M.; Mischin, A.V.; Zagorodny, A.G. (Вопросы атомной науки и техники, 2018)
    A change in the character of maser generation in a two-level system is found when the initial population inversion exceeds some threshold value equal to the square root of the total number of atoms. Above this threshold, ...
  • Оn synchrotron radiation polarization from runaway electrons in toroidal magnetic fields 
    Sobolev, Ya.M. (Вопросы атомной науки и техники, 2018)
    The formation of synchrotron radiation polarization of runaway electrons is studied. The radiated power and directions of polarization in the synchrotron radiation spot in the dependence of pitch angles of emitting ...
  • Оptimization approach to the synthesis of plasma stabilization system in tokamak ITER 
    Ovsyannikov, D.A.; Zavadskiy, S.V. (Вопросы атомной науки и техники, 2018)
    Synthesis of the controller of ITER plasma stabilization system is considered. Stabilization system is based on tokamak diagnostic measurements, defines the voltages in tokamak coils and has the filtering properties. ...

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