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Перегляд Problems of Atomic Science and Technology, 2020, № 3 за датою випуску

Репозиторій DSpace/Manakin

Перегляд Problems of Atomic Science and Technology, 2020, № 3 за датою випуску

Сортувати за: Порядок: Результатів:

  • Ayzatsky, M.I.; Kramarenko, K.Yu.; Mytrochenko, V.V. (Вопросы атомной науки и техники, 2020)
    In this work we describe the procedure of estimation of regenerative beam blowup threshold current in an inhomogeneous accelerating section. The self-consistent problem of transverse motion of particles in the field of ...
  • Mytrochenko, V.V.; Perezhogin, S.O.; Zhyglo, V.Ph.; Opanasenko, А.M. (Вопросы атомной науки и техники, 2020)
    Acceleration of intense short-pulsed electron beams in transient mode with energy spread about a few tenths of a percent is the actual problem for RF linacs, in an instance, for an electron injector of a storage ring. In ...
  • Buts, V.А.; Kuzmin, V.V.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2020)
    The possibilities and conditions of effective interaction, in particular acceleration, of charged particles by the field of an intense plane electromagnetic wave in the presence of an external constant magnetic field are ...
  • Maslov, V.I.; Levchuk, I.P.; Bondar, D.S.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2020)
    Plasma wake lens in which all short relativistic electron bunches of sequence are focused identically and uniformly is studied analytically and by numerical simulation. For two types of lenses necessary parameters of focused ...
  • Bondar, D.S.; Maslov, V.I.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2020)
    Using 2d3v code LCODE, the numerical simulation of nonlinear wakefield excitation in plasma by shaped relativistic electron bunch with charge distribution, which increases according to Gaussian charge distribution up to ...
  • Ivashchuk, O.O.; Shchagin, A.V.; Kubankin, A.S.; Nikulin, I.S.; Miroshnik, V.S.; Volkov, V.I.; Ionidi, V.Y.; Chepurnov, A.S.; Oleinik, A.N.; Lepeshko, D.A.; Zhukova, M.A. (Вопросы атомной науки и техники, 2020)
    Results of first experiments with piezoelectric accelerator built on quartz crystals as piezoelectric elements are presented. Accelerating voltage in such quartz accelerator is produced at compression in vacuum of quartz ...
  • Balakirev, V.A.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2020)
    The process of excitation of Cherenkov electromagnetic radiation by a laser pulse in ion dielectric waveguide is investigated. Nonlinear electric polarization in isotropic ion dielectric medium and, accordingly, polarization ...
  • Kosoy, O.I.; Matz, V.O.; Romasko, V.P.; Titarenko, Yu.A.; Tytov, V.Yu.; Titov, D.V.; Tur, Yu.D.; Chaika, I.O.; Chertishchev, I.A.; Yaroshenko, E.A. (Вопросы атомной науки и техники, 2020)
    An assessment of the energy efficiency of pulse modulators of technological accelerators at the NSC KIPT. The influence of the parameters of a pulse transformer on a voltage pulse at a load is investigated. The possibilities ...
  • Ponomarev, A.G.; Rebrov, V.A.; Kolinko, S.V.; Salivon, V.F. (Вопросы атомной науки и техники, 2020)
    The precision doublet of magnetic quadrupole lenses is presented. The doublet yoke and poles made from a single piece of soft magnetic iron. Doublet manufacturing technology provides of alignment of the geometric axes in ...
  • Kushnir, V.A.; Kramarenko, K.Yu.; Mytrochenko, V.V.; Nikitina, O.D.; Perezhogin, S.A.; Selivanov, L.I. (Вопросы атомной науки и техники, 2020)
    The use of dielectric materials in the charged particles accelerators requires investigation of changes in the electrodynamic properties of these materials under the influence of ionizing radiation. First of all it is ...
  • Anokhin, R.A.; Dubnyuk, S.N.; Gaponenko, N.І.; Zhuravlyov, V.G.; Zhuravlyov, A.V.; Zabotin, A.V.; Zajtsev, B.V.; Kravchenko, A.I.; Kobets, A.F.; Manuilenko, O.V.; Reshetnikov, V.N.; Svichenskiy, V.G.; Soshenko, V.A.; Shevchеnko, А.С. (Вопросы атомной науки и техники, 2020)
    This paper presents compact power supply system for the helium ion linac’s injector. The system consists of high-voltage modulator, power supplies of cathode filament, solenoid and arc modulator. It is designed on modern ...
  • Batrakov, A.B.; Glushko, E.G.; Zinchenko, A.A.; Lonin, Y.F.; Ponomarev, A.G.; Fedotov, S.I. (Вопросы атомной науки и техники, 2020)
    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 ...
  • Mazmanishvili, A.S.; Reshetnyak, N.G.; Romasko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2020)
    The results of experimental studies and modeling calculations for controlling the transverse dimensions of an electron beam formed by a magnetron gun with a secondary emission cathode are presented. In the gun, the secondary ...
  • Bovda, V.A.; Bovda, А.М.; Guk, I.S.; Dovbnya, A.N.; Lyashchenko, V.N.; Mytsykov, A.O.; Onishchenko, L.V.; Каndybei, S.S.; Repikhov, О.А. (Вопросы атомной науки и техники, 2020)
    Four Nd-Fe-B magnets underwent irradiation under 23 MeV electron beam. Nd-Fe-B magnets were magnetized to the technical saturation in the magnetic field of 3.5 T before electron treatment. Two Nd-Fe-B samples (1 and 2) ...
  • Reshetnyak, N.G.; Romasko, V.P.; Chertishev, I.A. (Вопросы атомной науки и техники, 2020)
    The magnetic system of the installation to control the transverse dimensions of an electron beam formed by a magnetron gun with a secondary emission cathode was updated. An additional solenoid with pulsed power supply ...
  • Bulyak, E.V.; Dovbnya, A.N.; Kushnir, V.A.; Mytrochenko, V.V.; Perezhogin, S.A.; Opanasenko, A.N. (Вопросы атомной науки и техники, 2020)
    We present the results of theoretical and numerical studies on the source of slow positrons for NSC KIPT. The positrons are intended to generate with the electrons of 9, 40 or 90 MeV available at the KIPT electron linacs. ...
  • Perezhogin, S.A.; Bulyak, E.V.; Kushnir, V.A.; Mytrochenko, V.V.; Selivanov, L.I. (Вопросы атомной науки и техники, 2020)
    The results of the numeral studies of the source of positrons for NSC KIPT are presented. The positrons are to produce from conversion of the 40 MeV electrons. The bunches of such electrons will be provided by the linac ...
  • Tishkin, S.S.; Shulika, M.G.; Shulika, O.M. (Вопросы атомной науки и техники, 2020)
    Particle dynamics in an accelerating-and-focusing channel of intermediate part of a proton linac based on combined rf-focusing under following conditions: energy range 3…100 MeV, current 100 mA, and acceleration rate 5 ...

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