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Перегляд Вопросы атомной науки и техники, 2017, № 6 за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники, 2017, № 6 за назвою

Сортувати за: Порядок: Результатів:

  • About the possibility of using the field of the portable neutron generator for treatment of oncological diseases 
    Stoyanov, A.Ph.; Dovbnya, A.N.; Tsymbal, V.A. (Вопросы атомной науки и техники, 2017)
    The possibility of using a portable neutron generator (PNG) for the treatment of oncological diseases is being considered. It has been shown that when using PNG as a neutron source, it is possible to ensure sufficient ...
  • About the use in nuclear medicine of pharmaceuticals on the basis of the isotope ¹⁸F and its achievements on linear electron accelerators of NIK "Accelerator" 
    Azarov, A.I.; Dovbnya, A.N.; Dolzhec, M.A.; Kushnir, V.A.; Mitrochenko, V.V.; Perezhogin, S.A.; Selivanov, L.I.; Tereshchenko, V.A.; Titov, V.Yu.; Titov, D.V.; Shevchenko, V.A.; Shramenko, B.I. (Вопросы атомной науки и техники, 2017)
    The importance widely used in the world of Radiopharmaceutical: 2-fluoro [¹⁸F]-2-deoxy-D-glucose (fluo-rideglucose, ¹⁸F) for the diagnosis of various diseases using PET and CT imaging are shown. Provides information about ...
  • A dispersion equation of the cylindrical ideal wall vacuum cavity sinusoidally corrugated in azimuthal direction. Part I. A physically based method obtaining of the dispersion equation 
    Maksimenko, A.V.; Tkachenko, V.I.; Tkachenko, I.V. (Вопросы атомной науки и техники, 2017)
    Dispersive characteristics 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. From the convergence of ...
  • Angular density of diffracted transition radiation generated in a composite target by a relativistic electron beam 
    Blazhevich, S.V.; Zagorodnyuk, R.A.; Nemtsev, S.N.; Noskov, A.V. (Вопросы атомной науки и техники, 2017)
    The paper considers coherent X-ray radiation from a beam of relativistic electrons crossing a three-layer structure consisted of three layers: amorphous, vacuum, and single crystal. The possibility of constructive interference ...
  • A relativistic magnetron-type source of nanosecond-length pulsed radiation in the 8 mm waveband 
    Gadetsky, N.P.; Lebedenko, A.N.; Magda, I.I.; Melezhik, O.G.; Shtanko, A.A.; Volovenko, M.V. (Вопросы атомной науки и техники, 2017)
    The paper describes an up-graded facility for studying performance of a high voltage pulsed magnetron of the 8 mm operation waveband. A pulse forming driving source of high output impedance is offered, yielding voltage ...
  • Beam dynamics in RF gun with plasma cathode 
    Khodak, I.V.; Kushnir, V.A.; Mitrochenko, V.V.; Opanasenko, A.N. (Вопросы атомной науки и техники, 2017)
    Radiofrequency (RF) guns with a plasma cathode are comparably simple sources of intense electron beam of na-nosecond pulse duration. The plasma cathode is produced either due to the surface high-permittivity dielectric ...
  • Chaotic dynamics at cyclotron resonances 
    Buts, V.A.; Kuzmin, V.V.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2017)
    Mechanisms and criteria for the transition to chaotic dynamics of particles and fields under conditions of electron cyclotron resonances (ECR) are considered. It is shown that the known conditions for the onset of dynamic ...
  • Deuteron-deuteron nucleosynthesis considered with accounting of centrifugal and coulomb barriers 
    Tkachenko, I.V.; Trubnikov, S.V.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2017)
    The basic analysis of nuclear reactions in the deuteron-deuteron (dd) system at low energies is carried out. For the case of nuclear dd-fusion special attention is paid to the difference in the height of the Coulomb barriers, ...
  • Dinamics of amorphous dielectrics lyuminescence induced by pulse electron beam 
    Romanovsky, S.K.; Shevchenko, V.A.; Tenishev, A.Eh.; Titov, V.Yu.; Titov, D.V.; Uvarov, V.L. (Вопросы атомной науки и техники, 2017)
    A method has been developed and experimental investigation conducted on time dependence of intensity of the cathodoluminescence (CL) induced in technical dielectric materials by high-energy pulse electron beam. At a LU-10 ...
  • Dissipative generation regime of a system of stationary oscillators 
    Kuklin, V.M.; Litvinov, D.N.; Sporov, A.E. (Вопросы атомной науки и техники, 2017)
    A system of independent oscillators is considered. The interaction of the oscillators occurs through the field of the wave. The initial phases of the oscillators are random. The synchronization of the oscillators by an ...
  • Dosimetry method based on a two-parametric model of electrons beam for radiation processing 
    Lazurik, V.T.; Lazurik, V.M.; Popov, G.Ph.; Zimek, Z. (Вопросы атомной науки и техники, 2017)
    The work is devoted to development of electron dosimetry methods for radiation technologies. In authors previous work it was shown that use of two parametric models of electron beam makes it possible to correctly approximate ...
  • Dynamics of self-injected electron bunches at their acceleration by laser pulse in plasma 
    Bondar, D.S.; Levchuk, I.P.; Maslov, V.I.; Nikonova, S.; Onishchenko, I.N. (Вопросы атомной науки и техники, 2017)
    Dynamics of self-injected electron bunches has been numerically simulated in blowout regime at self-consistent change of electron bunch acceleration by plasma wakefield, excited by a laser pulse, to additional their ...
  • Electron flow dynamics in resistive gap 
    Pashchenko, A.; Ostroushko, V. (Вопросы атомной науки и техники, 2017)
    It is considered the evolution of electron flow in the short-circuited gap with taking into account of the braking force proportional to velocity. The linear analysis of the stationary states stability is made. For the ...
  • Experimental complex for investigation of construction materials on the helium ions linear accelerator 
    Anokhin, R.A.; Zaitsev, B.V.; Pavlii, K.V.; Zhuravlev, V.G.; Soshenko, V.A. (Вопросы атомной науки и техники, 2017)
    The paper describes the experimental complex for the helium ions linear accelerator consisting of an irradiation chamber, sensors, analog signal converters (ADC) and a computer with a program for processing experimental ...
  • External beam radiotherapy facilities in Ukraine. Trends and challenges 
    Starenkiy, V.P.; Petrichenko, O.O.; Averyanova, L.O. (Вопросы атомной науки и техники, 2017)
    The most important aspects of technological support of the radiation therapy of Ukraine are considered in accordance with the requirements of the IAEA. The reasons that influence the availability of radiotherapy for cancer ...
  • Hafnium in nuclear power industry: the evolution of increasing of the economic indicators and the operation safety of pressurized water nuclear reactors 
    Shilyaev, B.A.; Ulybkin, A.L.; Kovtun, K.V.; Rybka, A.V.; Kutny, V.E.; Pudov, A.O. (Вопросы атомной науки и техники, 2017)
    А further increase of the reliability, safety and efficiency of nuclear reactors, the extension of the nuclear fuel campaign and a better control of the fuel burning-out level demand to search for and use new materials. ...
  • High pure zirconium 
    Pylypenko, M.M. (Вопросы атомной науки и техники, 2017)
    The results of investigations of zirconium refining processes by methods of electron-beam melting and zone recrystallization using high-vacuum technology are presented. It is shown that the applied methods of zirconium ...
  • Impact of microwave pulses of ultrashort duration on a personal computer 
    Gadetski, N.P.; Karelin, S.Yu.; Magda, I.I.; Shapoval, I.M.; Soshenko, V.A. (Вопросы атомной науки и техники, 2017)
    Procedure of the tests for electromagnetic compatibility and strength (EMSS) of a personal computer (PC) to microwave ultrashort duration pulse (USP) and analysis of the results are described. 3D simulation of the MW USP ...
  • Longitudinal-radial motion of an electron beam in the solenoidal field of the secundary-emission magnetron gun 
    Dovbnya, A.N.; Dovbnya, N.A.; Mazmanishvili, А.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2017)
    The results of experimental studies and numerical calculations on the generation of an electron beam by a magnetron gun with a secondary-emission cathode are presented. With the aim of obtaining precision characteristics, ...
  • Low background scintillation setup to investigate radiopurity of materials 
    Kasperovych, D.V.; Danevich, F.A.; Kobychev, V.V.; Kropivyansky, B.N.; Sokur, N.V.; Tymoshenko, A.I. (Вопросы атомной науки и техники, 2017)
    Background of 2.128 kg CdWO₄ scintillation detector was reduced by 3 orders of magnitude in the energy region 0.5…2.6 MeV, and one order of magnitude above 3 MeV in the low background scintillation setup located in the ...

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