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Перегляд Problems of Atomic Science and Technology, 2019, № 6 за назвою

Репозиторій DSpace/Manakin

Перегляд Problems of Atomic Science and Technology, 2019, № 6 за назвою

Сортувати за: Порядок: Результатів:

  • On beam propagation stability in a linac accelerating channel based on combined RF-focusing 
    Tishkin, S.S.; Shulika, M.G.; Shulika, O.M. (Вопросы атомной науки и техники, 2019)
    The issue of simultaneous longitudinal and transverse particle propagation stability in a linear ion accelerator channel based on combined RF-focusing is investigated. Values for RFQ field gradient to provide transverse ...
  • On critical parameters of photonuclear isotope production 
    Uvarov, V.L. (Вопросы атомной науки и техники, 2019)
    Analytical model for description of isotope generation in a thick production target exposed to no uniform flux of high-energy bremsstrahlung radiation is developed. A set of principal process parameters determinative the ...
  • Operation control system of sterilization installation on the basis of the accelerator UELV-10-10-S-70 
    Bystrov, P.A.; Pavlov, Yu.S.; Kazyakin, А.А.; Kozlov, A.А. (Вопросы атомной науки и техники, 2019)
    The design of the system for monitoring and recording the operating parameters of the radiation installation at the IPCE RAS on the basis of the accelerator UELV-10-10-S-70 is presented. Solutions are proposed for collecting ...
  • Operation of an industrial electron accelerator in a double-beam e,X-mode 
    Shevchenko, V.A.; Tenishev, A.Eh.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2019)
    Analysis of mixed e,X-radiation formation in output devices of an industrial electron accelerator is conducted. The possibility is demonstrated to obtain an extra radiation channel on the basis of a practically free source ...
  • Opportunities for the use of the small-size accelerator VGIK-1 
    Vinnikiov, D.V.; Buravilov, I.V.; Yuferov, V.B.; Ponomarev, A.N.; Tkachev, V.I. (Вопросы атомной науки и техники, 2019)
    The experimental data on modification of the surface of metals, alloys and materials coated using the method of irradiation by a heavy-current electron beam with the energy of 300 keV have been given. The specimen surface ...
  • Optimization of a Compton direct-charge detector for monitoring high-energy bremsstrahlung radiation 
    Nikiforov, V.I.; Shlyakhov, I.N.; Shevchenko, V.A.; Tenishev, A.Eh.; Uvarov, V.L. (Вопросы атомной науки и техники, 2019)
    The conditions of application of a Compton direct-charge detector (DCD) for monitoring of intensity of the highenergy bremsstrahlung (X-ray) radiation are studied. A method is described for calculation of characteristics ...
  • Particle dynamics in the injector of ion linear induction accelerator 
    Karas’, V.I.; Kornilov, E.A.; Manuilenko, O.V.; Fedorovskaya, O.V. (Вопросы атомной науки и техники, 2019)
    The investigations of the particle dynamics in the injector of a linear induction accelerator (LIA) in the presence of an accelerating electric field and a uniform longitudinal magnetic field of various magnitudes have ...
  • Plasma dynamics in accelerator with plasma opening switch 
    Druj, O.S.; Yegorenkov, V.V.; Onyshchenko, I.M.; Yuferov, V.B. (Вопросы атомной науки и техники, 2019)
    Plasma propagation in the pulse electron accelerator chamber with a plasma opening switch is investigated. Output beam and X-ray radiation parameters are shown to vary depending on the plasma channel location at the moment ...
  • Propagation of optical femtosecond pulses through quartz and glass ВК-7 
    Leshchenko, V.P.; Povrozin, A.I.; Sotnikov, G.V.; Vasiliev, A.V.; Galaydych, K.V.; Karelin, S.Yu. (Вопросы атомной науки и техники, 2019)
    In the approximation of dispersion theory to the fourth order inclusive, a theoretical study of the propagation of optical femtosecond pulses of a Gaussian profile and a profile proportional to the hyperbolic secant through ...
  • Radiation induced demagnetization of permanent magnets under 10 MeV electron beam 
    Bovda, V.А.; Bovda, А.М.; Guk, I.S.; Dovbnya, А.N.; Lyashchenko, V.N.; Mytsykov, А.О.; Onishchenko, L.V.; Kandybey, S.S.; Repihov, O.A. (Вопросы атомной науки и техники, 2019)
    Nd-Fe-B and Sm-Co magnets were irradiated by electron beam with the energy of 10 MeV and bremsstrahlung. The absorbed dose was 16 and 160 Grad. It was found that magnetic flux of Nd-Fe-B magnets decrease with irradiation, ...
  • Radiation of virtual cathode sequence in magnetized relativistic electron beam 
    Gorban, А.М.; Lonin, Yu.F.; Ponomaryov, A.G. (Вопросы атомной науки и техники, 2019)
    The numerical simulation method has been applied to investigate the characteristics of radiation from the sequence of two or three virtual cathodes (VC) which are formed in the magnetized plane relativistic electron beam. ...
  • Research of the composition of oxide layer and corn of the klystron cathodes with different degree of development 
    Vangha, S.O.; Dronov, R.M.; Mats, V.O.; Medvediev, O.V.; Tytov, V.Yu.; Tur, Yu.D.; Chayka, I.O.; Yaroshenko, E.A. (Вопросы атомной науки и техники, 2019)
    In accordance with the work program for the restoration of klystrons, a cycle of studies was carried out, which includes X-ray fluorescence analysis of the composition of the emitter layer and core of oxide cathodes with ...
  • RF power supply system for ion technology accelerator 
    Vdovin, S.A.; Gladkiy, N.P.; Gorajinov, O.M.; Gussev, Ye.V.; Kovalenko, V.F.; Koval, O.G.; Lobzov, L.D.; Makhnenko, P.L.; Manuilenko, O.V.; Ponomarchuk, E.I.; Podolayk, O.P.; Sokil, V.N. (Вопросы атомной науки и техники, 2019)
    An analytical complex is being created at the NSC KIPT for the study of materials by activation analysis. The design, characteristics and tuning results of the first channel of the high-frequency power supply system of the ...
  • Semiconductor driver of pyroelectric accelerator of charged particles 
    Ivashchuk, O.O.; Shchagin, A.V.; Kubankin, A.S.; Ionidi, V.Yu; Chepurnov, A.S. (Вопросы атомной науки и техники, 2019)
    The possibility for application of semiconductor element for heating of pyroelectric crystalin a pyroelectric ac- celerator of charged particles or pyroelectric X-ray generator is at first proposed and demonstrated ...
  • Specificity of simulation of low energies accelerating structures 
    Vdovin, S.A.; Gussev, Ye.V. (Вопросы атомной науки и техники, 2019)
    Parameters of the H-resonator: the resonant frequency, the distribution of phases and amplitudes of the high- frequency field in the accelerating gaps are mainly determined by the load that forms the acceleration channel. ...
  • Surface morphology and sputtering of FeCrAl coating on steel exposed to low-energy deuterium plasmas 
    Voyevodin, V.N.; Tolstolutskaya, G.D.; Nikitin, A.V.; Vasilenko, R.L.; Kuprin, A.S.; Belous, V.A.; Ovcharenko, V.D. (Вопросы атомной науки и техники, 2019)
    Processes of sputtering and surface modification of FeCrAl coatings deposited on steel by vacuum arc was studied under the influence of low-energy (500 eV) deuterium plasma with fluence (4⋅10²⁴) D+/m² at room temperature. ...
  • The cell for electron irradiation of stressed steel samples in a supercritical water flow for corrosion evaluation 
    Bakai, A.S.; Boriskin, V.N.; Bratchenko, M.I.; Dronov, R.N.; Dyuldya, S.V.; Gorenko, Yu.V.; Shelepko, S.V. (Вопросы атомной науки и техники, 2019)
    To study experimentally the stress enhanced corrosion of structural materials in a water coolant flow under electron irradiation, a novel design of the target irradiation cell was developed. The stress application scheme ...
  • Two dipole magnetic systems for technological electron accelerator 
    Bovda, V.А.; Bovda, А.М.; Guk, I.S.; Dovbnya, А.N.; Kononenko, S.G.; Lyashchenko, V.N.; Mytsykov, А.О.; Onishchenko, L.V. (Вопросы атомной науки и техники, 2019)
    For a 10 MeV technological accelerator, a dipole magnet with a permanent magnetic field was created using the SmCo alloy. The maximum magnetic field in the magnet gap was 0.3 T. The magnet is designed to measure the energy ...
  • Use of molybdenite nanoparticles for photonuclear production of technetium-99m 
    Dikiy, N.P.; Lyashko, Yu.V.; Medvedeva, E.P.; Medvedev, D.V.; Uvarov, V.L.; Fedorets, I.D. (Вопросы атомной науки и техники, 2019)
    The possibility production of ⁹⁹Mo radioisotope with using recoil nuclei of molybdenite nanoparticles from reaction ¹⁰⁰Mo(γ,n)⁹⁹Mo was investigated. The use of thermally stable molybdenite allows solving the problem of ...
  • Wakefields and drive electron bunches dynamics in three-zone dielectric resonator at asymmetrical injection 
    Galaydych, K.V.; Kniaziev, R.R.; Krivonosov, G.A.; Onishchenko, I.N.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2019)
    A numerical study of the wakefield excitation in a rectangular dielectric-loaded resonator by a sequence of relativistic electron bunches in the case of non-axial injection is carried out. The effect of the shift of injected ...

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