Перегляд за автором "Uvarov, V.L."

Сортувати за: Порядок: Результатів:

  • 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 and validation of software for simulation of product processing regimes at an electron accelerator 
    Nikiforov, V.I.; Pelichatyi, N.M.; Pomatsalyuk, R.I.; Rogov, Yu.V.; Shevchenko, V.A.; Tenishev, A.Eh.; Uvarov, V.L. (Вопросы атомной науки и техники, 2013)
    On the basis of the PENELOPE-2008 transport code, the three fundamental SW complexes for the modelling of processes in objects of various geometry and materials exposed to the scanned electron beam have been developed. For ...
  • 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 ...
  • Development of control system for critical parameters of medical device sterization at an electron accelerator 
    Pomatsalyuk, R.I.; Shevchenko, V.A.; Shlyakhov, I.N.; Tenishev, A.Eh.; Uvarov, V.L. (Вопросы атомной науки и техники, 2015)
    The hard- and software interfaces that provide on-line control and archiving of the basic parameters of the medical device sterilization (electron energy, beam current, width and shape of the beam scan, the conveyor speed ...
  • Development of new trends in applied nuclear physics with the use of high-energy braking radiation 
    Dikiy, N.P.; Dovbnya, A.N.; Uvarov, V.L. (Вопросы атомной науки и техники, 2003)
    A review is given about investigation in nuclear medicine, atomic energetics (Chernobyl problem including), geology etc. that carried out in the NSC KIPT mainly during last decade on the basis of home made electron linacs.
  • 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 ...
  • Distributed converter for high-brightneess bremsstrahlung generation 
    Biller, E.Z.; Nikiforov, V.I.; Tenishev, A.Eh.; Torgovkin, A.V.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N.; Shramenko, B.I.; Zhiglo, V.F. (2010)
    The novel type of the converter to transform a high-density electron beam into bremsstrahlung has been developed and investigated. To increase the thermal stability of the converter by means of a growth of the heat-exchange ...
  • Ecological aspects of 99Mo/99mTc production at an electron accelerator 
    Dikiy, N.P.; Lyashko, Yu.V.; Uvarov, V.L.; Shlyakhov, I.N.; Malets, Eu.B. (Вопросы атомной науки и техники, 2004)
    The present report deals with experimental investigations into possible processes of accumulation of radioactive by-products (RBPs) during 99Mo/99mTc production at an electron linac. Foils from natural molybdenum (a target) ...
  • Electron linac application for characterization and disposal of radioactive waste 
    Dikiy, N.P.; Dovbnya, N.A.; Sayenko, S.Yu.; Uvarov, V.L. (Вопросы атомной науки и техники, 2001)
    Rapid development of nuclear engineering, medicine and radiation technologies is accompanied by increase of the radioactive waste (RAW) including long-lived ones. A RAW handling assumes their element content and activity ...
  • Electron linac production of Co-57 for gamma-chamber calibration 
    Dikiy, N.P.; Dovbnya, N.A.; Repikhov, O.A.; Shlyakhov, I.N.; Uvarov, V.L.; Kravchenko, Ja.N. (Вопросы атомной науки и техники, 2001)
    Gamma-chambers are widely used in medicine diagnostics to obtain an organ image investigated by means of the scintigraphy method. A radionuclide Tc-99m which is accumulated in the organ and irradiates photons with the ...
  • Electron linacs in NSC KIPT: R&D and application 
    Antipov, K.I.; Ayzatsky, M.I.; Akchurin, Yu.I.; Boriskin, V.N.; Beloglasov, V.I.; Biller, E.Z.; Demidov, N.V.; Dikiy, N.P.; Dovbnya, A.N.; Dovbush, L.S.; Gurin, V.A.; Karasyov, S.P.; Kushnir, V.A.; Kosmin, V.A.; Myakushko, L.K.; Mitrochenko, V.V.; Nikitina, T.F.; Opanasenko, A.N.; Pugachev, G.D.; Repikhov, O.A.; Reprintsev, L.V.; Reshetnyak, N.G.; Popenko, V.A.; Seleznev, V.V.; Shramenko, B.I.; Shendrik, V.A.; Stepin, D.L.; Tarasov, G.E.; Tolstoy, A.E.; Tur, Yu.D.; Uvarov, V.L.; Zadvorny, A.S.; Zakutin, V.V.; Zlunitsyn, E.S.; Zykov, A.I. (Вопросы атомной науки и техники, 2001)
    A review is given about electron linacs of NSC KIPT and their some applications for research of radiation effects in reactor materials, channeling, plasma-beam interactions, geology (gamma-activation analysis of ore samples), ...
  • 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 ...
  • Estimation of medical radionuclide yields in photonuclear production 
    Dikiy, N.P.; Dovbnya, A.N.; Nikiforov, V.I.; Uvarov, V.L. (Вопросы атомной науки и техники, 2006)
    The present paper reports the results from computer simulation of the processes of radionuclide production, namely, Sc-47, Co-57, Cu-67, Mo-99, Pd-103, In-111, W-181 and Ir-192. Consideration was given to a simplified ...
  • Estimation OF Os, Ir, Sc, In isotope production at electron linear accelerators 
    Dovbnya, A.N.; Kovtun, G.P.; Torgovkin, A.V.; Uvarov, V.L.; Shramenko, B.I. (Вопросы атомной науки и техники, 2006)
    Preliminary data on the production of medical radionuclides ⁴⁷Sc, ¹¹⁴In, ¹⁹²Ir and ¹⁹¹Os, ¹⁹¹mOs by the photonuclear method are reported. The targets were irradiated in the bremsstrahlung beam of the NSC KIPT accelerator ...
  • Estimation of radiation risks under photonuclear production of 67Cu and 99Mo isotopes 
    Ayzatskiy, M.I.; Dovbnya, A.N.; Tenishev, A.Eh.; Torgovkin, A.V.; Uvarov, V.L.; Shevchenko, V.A.; Shramenko, B.I.; Ehst, D. (2010)
    The activated bremsstrahlung converter and isotopic target are the main sources of radiation hazard in the isotope production at electron accelerators. In experiments at the NSC KIPT accelerators KUT-30 and LU-40m, intended ...
  • Estimation of the absorbed doses of synthesized cisplatin with ¹⁹⁵mPt in various organs of animals 
    Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Y.V.; Medvedeva, E.P.; Medvedev, D.V.; Uvarov, V.L.; Gritsan, L.D.; Onishchenko, N.I. (Вопросы атомной науки и техники, 2008)
    195mPt has been obtained in reaction ¹⁹⁷Au(g,np)¹⁹⁵mPt on the electron linear accelerator with energy 40 MeV and current 10 mA. To produce ¹⁹⁵mPt from a target of gold the extractor such as Kuchera-Shtoly was needed. The ...
  • Estimations of high-temperature diffusion in Chernobyl’s concrete construction 
    Dikiy, N.P.; Dedik, A.N.; Dovbnya, A.N.; Uvarov, V.L. (Вопросы атомной науки и техники, 2005)
    The content of isotopes Ti, Ni, Zr, Cs and U in the cores, which was taken from the concrete construction of ChAPS, was studied by the gamma-activation analysis. It has been developed a numerical model to analyze heat ...
  • Excitation of isomeric low-lying level of nucleus ¹⁸¹Ta by relativistic electrons 
    Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Yu.V.; Nikiforov, V.I.; Uvarov, V.L.; Fedorets, I.D. (Вопросы атомной науки и техники, 2013)
    Influence on efficiency of exciting of the E1-level ¹⁸¹Ta with energy 6.24 keV of neutron-capture reaction and photonuclear processes by means of the processes caused by passage of powerful electron beam through tantalum ...