Перегляд за автором "Zakharchenko, A.A."

Сортувати за: Порядок: Результатів:

  • Analysis and optimization of a mode of industrial product processing at an electron accelerator 
    Nikiforov, V.I.; Pomatsalyuk, R.I.; Rogov, Yu.V.; Tenishev, A.Eh.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2015)
    By means of computer simulation, the factors determinating non-uniformity of the volume distribution of the absorbed dose at product processing by scanned electron beam, namely, the energy spectrum and scanning mode, product ...
  • Analysis of a double-beam e,X-mode at an idustrial accelerator “EPOS” 
    Uvarov, V.L.; Zakharchenko, A.A.; Zarochintsev, L.V.; Tenishev, A.Eh.; Titov, D.V.; Tytov, V.Yu. (Вопросы атомной науки и техники, 2020)
    The main assignment of industrial plant with an accelerator “EPOS” providing the electron energy up to 30 MeV is radiation dyeing of gemstones. At treatment of them, the part of the electron energy is transformed into ...
  • Analysis of radiation protective properties of polystyrene-based composite materials 
    Prokhorenko, E.M.; Lytvynenko, V.V.; Zakharchenko, A.A.; Khazhmuradov, M.A.; Sokolov, S.A.; Prokhorenko, T.G.; Ben, A.P. (Вопросы атомной науки и техники, 2021)
    Polystyrene-metal composite materials were manufactured. Composite materials are made of polystyrene, which has been reinforced with highly dispersed powder-like aluminum. Tungsten or steel powder was applied as a radiation ...
  • An estimate of ⁴⁷Sc photonuclear yield in a production target 
    Dikiy, N.P.; Lyashko, Yu.V.; Shevchenko, V.A.; Tenishev, A.Eh.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2020)
    ⁴⁷Sc is considered as a promising beta-emitter for cancer immunotherapy. For its carrier-free production, the ⁴⁸Ti(γ,p) ⁴⁷ Sc reaction in the field of bremsstrahlung radiation of an electron accelerator can be used. On the ...
  • An estimate of cross-section of photo-proton reactions on ⁴⁷⁻⁵⁰Ti isotopes 
    Dikiy, N.P.; Zakharchenko, A.A.; Lyashko, Yu.V.; Uvarov, V.L.; Shevchenko, V.A.; Tenishev, A.Eh. (Вопросы атомной науки и техники, 2022)
    Development of technology of isotope production at an electron accelerator, in particular ⁴⁷Sc by the ⁴⁸Ti(γ,p)⁴⁷Sc reaction, requires accurate data on cross-sections of this and other photo-proton reactions on the titanium ...
  • Application of cathodoluminescence for on-line monitoring of regime of an industrial electron accelerator 
    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 ...
  • Application of methods of mathematical modeling for determining of radiation-protective characteristics of polystyrene-metal composite materials 
    Klepikov, V.F.; Prokhorenko, E.M.; Lytvynenko, V.V.; Zakharchenko, A.A.; Hazhmuradov, M.A. (Вопросы атомной науки и техники, 2016)
    Radiation safety features of polystyrene steel composite materials were found by means of mathematical modeling techniques. We determined the attenuation of the gamma quantum flux passing through a solid protective ...
  • Control of macroscopic characteristics of composite materials for radiation protection 
    Klepikov, V.F.; Prokhorenko, E.M.; Lytvynenko, V.V.; Zakharchenko, A.A.; Hazhmuradov, M.A. (Вопросы атомной науки и техники, 2015)
    Composite materials, intended for radiation protection, were studied. They are made of polystyrene and reinforced by an aluminum. Aluminum is used as a powder. Tungsten powder was added for increase the radiation-protective ...
  • Development and study of characteristics of stripped detectors on the basis of CVD-diamond 
    Kutny, V.E.; Vierovkin, A.A.; Rybka, A.V.; Dudnik, S.F.; Opalev, O.A.; Strelnitsky, V.E.; Zakharchenko, A.A.; Tenishev, A.Eh.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N. (Вопросы атомной науки и техники, 2016)
    The prototypes of the coordinate-sensitive semiconductor detectors based on polycrystalline diamond films (CVD-diamond) have been manufactured in the NSC KIPT. In this communication, a version of the detector with the ...
  • Development of a method of absorbed dose on-line monitoring at product processing by scanned electron beam 
    Pomatsalyuk, R.I.; Shevchenko, V.A.; Tenishev, A.Eh.; Titov, D.V.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2016)
    The conditions of the contact-free absorbed dose monitoring at industrial product processing by electron beam are investigated. The method is based on analysing the collected charge in a stack monitor (SМ) mounted ...
  • Development of a method of absorbed dose on-line monitoring at product processing by scanned electron beam 
    Pomatsalyuk, R.I.; Shevchenko, V.A.; Tenishev, A.Eh.; Titov, D.V.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2016)
    The conditions of the contact-free absorbed dose monitoring at industrial product processing by electron beam are investigated. The method is based on analysing the collected charge in a stack monitor (SМ) mounted ...
  • Estimation of gross-structure parameters of giant dipole resonance: 1. A method 
    Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2021)
    Available data on photonuclear cross-sections, both measured experimentally and obtained on the basis of theoretical models, are characterized sometimes by a considerable spread. In work, a simple method for the estimation ...
  • Estimation of gross-structure parameters of giant dipole resonance: 2. Experimental testing 
    Dikiy, N.P.; Zakharchenko, A.A.; Lyashko, Yu.V.; Uvarov, V.L.; Shevchenko, V.A.; Tenishev, A.Eh. (Вопросы атомной науки и техники, 2021)
    Experimental testing of a novel technique for determination of width and maximum of excitation function of a photonuclear reaction with dominant giant dipole resonance is conducted. The method is based on measurement of ...
  • Formation and monitoring of secondary X-ray radiation under product processing with electron beam 
    Pomatsalyuk, R.I.; Shevchenko, V.A.; Titov, D.V.; Tenishev, A.Eh.; Uvarov, V.L.; Zakharchenko, A.A.; Vereshchaka, V.N. (Вопросы атомной науки и техники, 2021)
    When conducting an industrial radiation processes at an electron accelerator, a part of the beam energy is transformed into bremsstrahlung radiation. In such a way, the mixed e,X-radiation is formed in the area behind an ...
  • Formation of mixed X,n-radiation field at an electron accelerator 
    Zakharchenko, A.A.; Uvarov, V.L.; Malets, Eu.B. (Problems of Atomic Science and Technology, 2022)
    For conducting photonuclear programs with the use of a high-intensity photon source the latter is ordinary obtained by transformation of an electron beam into X-ray radiation. Such a process is performed using an intermediate ...
  • Measurement of electron beam energy characteristics at an industrial accelerator 
    Pomatsalyuk, R.I.; Shevchenko, V.A.; Shlyakhov, I.N.; Tenishev, A.Eh.; Titov, V.Yu.; Titov, D.V.; Uvarov, V.L.; Zakharchenko, A.A. (Вопросы атомной науки и техники, 2017)
    At an electron accelerator, the particle energy is one of critical parameters in the technological processes, as well as when conducting the radiation tests. The report presents the results of modernization of beam ...
  • Metal containing composition materials for radiation protection 
    Prokhorenko, E.M.; Klepikov, V.F.; Lytvynenko, V.V.; Zakharchenko, A.A.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2014)
    In individual protective complete sets, for application as elements of radiation biological protection, five types of composition materials are offered. Their basis is polystyrene reinforced by an aluminum with addition ...
  • 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 ...
  • Performance ratio hardness characteristics polystyrene-metal composite materials 
    Klepikov, V.F.; Prokhorenko, E.M.; Lytvynenko, V.V.; Zakharchenko, A.A.; Hazhmuradov, M.A. (Вопросы атомной науки и техники, 2015)
    The methods of measuring the hardness of layered polystyrene-metallic composite materials. It is proposed to use powder-like tungsten and powder-like steel as radiation-protective layer. A measurement of the hardness of ...
  • Simulation of characteristics of gamma-radiation detectors based on mercury compounds 
    Skrypnyk, A.I.; Zakharchenko, A.A.; Khazhmuradov, M.A.; Prokhorenko, E.M.; Klepikov, V.F.; Lytvynenko, V.V. (Вопросы атомной науки и техники, 2013)
    We used Monte-Carlo method to compare characteristics of HgI₂- and HgS-detectors which work in the mode of pulse amplitude analysis. The GEANT4 Simulation Toolkit version 4.9.4p04 and EGSnrc version 4.r2.3.2 were used for ...