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Перегляд Вопросы атомной науки и техники, 2018, № 3 за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2018, № 3 за назвою

Сортувати за: Порядок: Результатів:

  • Accelerating structure with combined radio-frequency focusing for acceleration of heavy ions A/q ≤ 20 to energy 1 MeV/u 
    Tishkin, S.S.; Dyachenko, A.F.; Zaitsev, B.V.; Коbets, А.P.; Pavlii, К.V. (Вопросы атомной науки и техники, 2018)
    A general arrangement of initial part for multicharged ion linac (MILAC) with two-segment accelerating structure has been developed. The first segment, an interdigital H-type (IH) accelerating structure with radio-frequency ...
  • A dispersion equation of the cylindrical ideal wall vacuum cavity sinusoidally corrugated in azimuthal direction. Part II. Investigation of the dispersion equation 
    Maksimenko, A.V.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2018)
    Dispersion equation of a cylindrical cavity with an ideally conducting outer wall has been investigated, whose radius is described by a sinusoidal-periodic dependence on the azimuth angle. Numerically and analytically it ...
  • Applications of the Kharkov potential in the theory of nuclear forces and nuclear reactions 
    Arslanaliev, A.; Kamada, H.; Shebeko, A.; Stepanova, M.; Witala, H.; Yakovlev, S. (Вопросы атомной науки и техники, 2018)
    The Kharkov potential is a recent field theoretical model of nucleon-nucleon (NN) interaction that has been built up in the framework of the instant form of relativistic dynamics starting with the total Hamiltonian of ...
  • A study of the microwave amplification in MILO with the flat interaction space 
    Gorban’, A.M.; Lonin, Yu.F.; Sarukhanyan, G.E. (Вопросы атомной науки и техники, 2018)
    The magnetically insulated transmission line oscillator (MILO) is the crossed field device developed for generation of microwave power at gigawatt level. We have used a numerical simulation method to investigate electromagnetic ...
  • Formation of the electron beamin a secondaryemission magnetron gun its starting by anodulum high-voltage pulse 
    Ayzatsky, N.I.; Dovbnya, A.N.; Mazmanishvili, A.S.; Reshetnyak, N.G.; Romas’ko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2018)
    The results of a study on the formation of an electron beam by a magnetron gun with a secondary-emission cathode (cathode diameter 36 mm, an anode 78 mm) in the voltage range 25...90 kV are presented. The secondaryemission ...
  • High-voltage nanosecond pulse generator for magnetron gun triggering 
    Reshetnyak, N.G.; Romas’ko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2018)
    A small-sized nanosecond generator was developed to trigger a magnetron gun. A voltage pulse of amplitude up to 20 kV is applied to anode for gun triggering. Rise and fall fronts of high-voltage pulse are 20 and 70 ns ...
  • Investigation of beam extraction and formation in the ions injector 
    Belikov, А.G.; Bondarenko, L.А.; Gussev, Ye.V.; Manuilenko, O.V.; Vdovin, S.А. (Вопросы атомной науки и техники, 2018)
    The results of analytical and numerical studies an ion beam extraction and formation from a plasma source are presented. The influence of ion optics parameters on the ion beam characteristics is studied. The studies were ...
  • Low-energy X-ray radiation after the biological shielding of electron accelerators 
    Bochek, G.L.; Deiev, О.S.; Dubina, V.N.; Kiprich, S.K.; Kapliy, O.A.; Maslov, N.I.; Ovchinnik, V.D.; Potin, S.M.; Shulika, M.Yu.; Vasiliev, G.P.; Yalovenko, V.I. (Вопросы атомной науки и техники, 2018)
    The bremsstrahlung of electrons from thick converters and its passage through concrete shielding of accelerators at different angles to the axis of the electron beam were calculated using GEANT4. Numerical estimates of ...
  • Modernization of injection system of accelerator MLUD-3 
    Vdovin, S.A.; Gladkiy, N.P.; Gussev, E.V.; Makhnenko, P.L.; Manuilenko, O.V.; Ponomarchuk, E.I.; Sokol, V.S.; Turchin, A.A. (Вопросы атомной науки и техники, 2018)
    Modernization of the injector accelerator MLUD-3 was undertaken in order to create preconditions for the increase of the accelerated average current and improve of control parameters of the injector. Measures to increase the ...
  • Nuclear constants database for fuel isotope change estimation 
    Golovkina, A.G.; Loskutova, A.D.; Ovsyannikov, D.A. (Вопросы атомной науки и техники, 2018)
    Description of database and client program developed by the authors and designed to store, process and extract nuclear constants used in calculations of nuclear fuel isotope changes is presented. On the basis of the ...
  • Numerical approach for simulation of Palmer cooling 
    Dolinska, M.E.; Doroshko, N.L. (Вопросы атомной науки и техники, 2018)
    In this paper the time domain algorithm is described and applied for the Palmer Cooling method. The possibility of using the Palmer system in such case for simultaneous longitudinal and transverse cooling by a suitable ...
  • On analysis of the electromagnetic resistance of radioelectronic devices under impulse radiation 
    Lonin, Yu.Р.; Ponomaryov, A.G.; Chumakov, V.I. (Вопросы атомной науки и техники, 2018)
    The results of investigations on degradation effects in the radioelectronics circuitry under the influence of the high-intensity pulse radiation are given. Analysis of the mechanism of degradation because of shortening ...
  • Photonuclear production of F-18 
    Dikiy, N.P.; Dovbnya, A.N.; Krasnoselsky, N.V.; Lyashko, Yu.V.; Medvedeva, E.P.; Medvedev, D.V.; Uvarov, V.L.; Fedorets, I.D. (Вопросы атомной науки и техники, 2018)
    ¹⁸F is one of the most important positron emitters which are routinely used in the positron emission tomography (PET). The recoil nuclei method in the ¹⁹F(Ɣ,n)¹⁸F reaction was used for the production of ¹⁸F free carrier. ...
  • Production of the short-lived radionuclides for positron-emission tomography: cyclotron or linear electron accelerator 
    Zadvorny, A.S.; Bochek, G.L. (Вопросы атомной науки и техники, 2018)
    Analysis of the methods of the short-lived positron emitting radionuclides production on linear electron accelerators for positron-emission tomography (PET) was performed. Methods of extraction of short-lived isotopes from ...
  • Radiation shielding of upgraded accelerator LUE-10M 
    Mitrochenko, V.V.; Pugachev, G.D.; Uvarov, V.L.; Repikhov, O.A.; Tenishev, A.Eh.; Shestakova, V.S. (Вопросы атомной науки и техники, 2018)
    The LUE-10M accelerator operating in NSC KIPT is used for sterilization of a considerable amount of medical products in Ukraine, thereby contributing to national security and health of population. However, by the present time ...
  • The model of microwave phase inverter controlled by a neon plasma source 
    Zaleskyi, D.Yu.; Krivonosov, G.A.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2018)
    In the wakefield accelerator for a separation of a long train of bunches to drive and accelerated ones, it is proposed to use a phase inverter of electromagnetic waves of the microwave frequency range. A change in the phase ...
  • Transport and matching of the injecting beam 
    Belikov, А.G.; Bondarenko, L.А.; Vdovin, S.А.; Gussev, Ye.V.; Manuilenko, O.V.; Shulika, N.G. (Вопросы атомной науки и техники, 2018)
    The properties of multi-element axially symmetric electrostatic lenses as a possible matching device of linear accelerator injector are considered. The electrostatic lenses are more effective at small (up to 150 keV) ...
  • Upgrade of network infrastructure of the KIPT computing facility for CMS data processing 
    Kurov, A.A. (Вопросы атомной науки и техники, 2018)
    Based on the analysis of the network infrastructure of the NSC KIPT specialized computer complex for processing of data obtained in the CMS experiment at the Large Hadron Collider, the internal communication channels of ...
  • Velocity field based method for data processing in radionuclide studies 
    Kotina, E.D.; Ovsyannikov, D.A. (Вопросы атомной науки и техники, 2018)
    In this paper, we consider a method of construction of a velocity field based on an optimization approach. A general formulation of the problem is given. It is shown how, under the appropriate assumption, it reduces to ...
  • Wave propagation in stratified medium: new matrix form of the wave difference equation 
    Ayzatsky, M.I. (Вопросы атомной науки и техники, 2018)
    Results of research of possibility of transformation of a wave difference equation into a system of the first-order difference equations are presented. In contrast to the method used previously, an unknown grid function ...

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