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

Репозиторій DSpace/Manakin

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

Сортувати за: Порядок: Результатів:

  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Bezshyyko, O.A.; Vodin, O.M; Golinka-Bezshyyko, L.O.; Kotenko, A.V.; Kushnir, V.A.; Lubynets, O.V.; Mitrochenko, V.V.; Olejnik, S.M.; Perezhogin, S.A.; Vallerand, C. (Вопросы атомной науки и техники, 2019)
    The energy dependence of the reaction cross-sections A(γ,xn)(A-xn) was studied in the energy range 19...70 MeV, i.e. beyond Great Dipole Resonance (GDR) region. Experimental data were taken from international database EXFOR ...
  • Barannik, V.O. (Вопросы атомной науки и техники, 2019)
    The distribution parameter interval estimators are obtained by direct numerical approximation of the expected value for infinite and finite populations under the known upper and lower bounds of the random variable domain. ...
  • Lazurik, V.T.; Lazurik, V.M.; Popov, G.Ph.; Zimek, Z. (Вопросы атомной науки и техники, 2019)
    A new conservative computational procedure is proposed for calculating the average absorbed energy of electron radiation in objects undergoing radiation processing. Semi-empirical relationships were obtained and software ...
  • Kharchenko, O.I. (Вопросы атомной науки и техники, 2019)
    The problem of standing out a signal from an additive mixture of a harmonic signal and white Gaussian noise is considered. The analysis is based on the phenomenon of stochastic resonance (SR), which consists in amplifying ...
  • Vodin, O.M.; Deiev, O.S.; Olejnik, S.M. (Вопросы атомной науки и техники, 2019)
    The bremsstrahlung spectra of medium-energy electrons (30…100 МeV) were calculated in GEANT4. Crosssections for photonuclear reactions were calculated in TALYS1.9. A convolution over the energy of the crosssections of one- ...
  • 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 ...
  • Bakai, O.S.; Bazaliy, Ya.B.; Yu, Lu (Вопросы атомной науки и техники, 2019)
    Professor Moisey Isaakovich Kaganov passed away at the age of 99 on August 31, 2019. He was a prominent theoretical physicist, a talented promoter of science, and an extraordinary personality
  • 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. ...
  • 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 ...
  • Bukhal, O.V.; Husak, K.V.; Zhuk, I.V.; Voronko, V.А.; Sotnikov, V.V.; Zhadan, A.А.; Baldin, A.А.; Tyutyunnikov, S.I. (Вопросы атомной науки и техники, 2019)
    Simulation of a quasi-infinite uranium target irradiated by 1 GeV proton and deuteron particles with the help of FLUKA simulation package was carried out. Neutron spectra and neutron flux in a target volume were obtained. ...
  • 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 ...
  • Pomatsalyuk, R.I.; Romanovsky, S.K.; Shevchenko, V.A.; Tenishev, A.Eh.; Titov, V.Yu.; Titov, D.V.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2019)
    Continuous monitoring of critical parameters of an industrial electron accelerator provides quality of product processing. For that purpose, the methods of contact-free diagnostics of processing regime are developed. One ...
  • Ognivenko, V.V. (Вопросы атомной науки и техники, 2019)
    We consider a motion of a relativistic electron beam in a spatially periodic magnetic field of an undulator taking into account the influence of the spontaneous radiation fields on this motion. The diffusion coefficients ...
  • 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 ...
  • 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, ...
  • Markov, P.I.; Onishchenko, I.N.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2019)
    A result of numerical simulation of acceleration of the test electron bunch following a sequence of relativistic electron bunches in the rectangular dielectric resonator when filling the drift channel with plasma of different ...

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