Перегляд за автором "Shevchenko, V.A."

Сортувати за: Порядок: Результатів:

  • Integrated measuring sensor for electron radiation parameters 
    Karasyov, S.P.; Maryokhin, S.V.; Tenishev, A.Eh.; Uvarov, V.L.; Fursov, G.L.; Shevchenko, V.A.; Shlyakhov, I.N.; Tsvetkov, I.I. (Вопросы атомной науки и техники, 1999)
    One of the most actual problems of the metrology is obtaining of information about several parameters measured with the help of one sensor. With the reference to the metrology of the electron radiation on the industrial ...
  • 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 ...
  • Methods of bremsstrahlung monitoring for photonuclear technologies 
    Karasyov, S.P.; Nikiforov, V.I.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N. (Вопросы атомной науки и техники, 2006)
    The paper describes the methods and devices proposed for measuring the main parameters of high-power highenergy bremsstrahlung sources. It has been suggested that space-energy characteristics of radiation should be ...
  • Modernization of control system of the beam critical parameters at a LU-10 industrial electron accelerator 
    Pomatsalyuk, R.I.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N. (Вопросы атомной науки и техники, 2017)
    Continuous control and monitoring of critical parameters of radiation processing of products is one of the requirements of the international standard ISO 11137. The current system to monitoring the parameters of radiation ...
  • Monitoring of the electron beam position in industrial linacs 
    Boriskin, V.N.; Savchenko, A.N.; Tatanov, V.I.; Uvarov, V.L.; Shevchenko, V.A. (Вопросы атомной науки и техники, 2001)
    Recently the technological linear electron accelerators with the energy up to 10 and 25 MeV and the pulse current up to 1A have been developed and put into operation in the "Accelerator" R&D Production Establishment of the ...
  • On a possibility of nondisturbing monitoring of electron-radiation absorbed dose in radiation-technological processes 
    Karasyov, S.P.; Nikiforov, V.I.; Pomatsalyuk, R.I.; Tenishev, A.Eh.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N.; Malets, E.B. (Вопросы атомной науки и техники, 2006)
    Great deals of present-day radiation technologies that use electron accelerators involve the procedure of transporting the products under treatment across the irradiation zone normally to the beam scanning plane. The main ...
  • On-line luminescent dosimetry of product processing mode at an electron linac 
    Pomatsalyuk, R.I.; Romanovsky, S.K.; Shevchenko, V.A.; Tenishev, A.Eh.; Titarenko, Yu.A.; Titov, D.V.; Titov, V.Yu.; Uvarov, V.L. (Вопросы атомной науки и техники, 2021)
    Radiation-technological processes on the basis of electron accelerators, in particular, sterilization of medical devices, are regulated by international standards. The distribution of the electron flux density and absorbed ...
  • 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 ...
  • Optical monitoring the temperature of objects irradiated at an electron accelerator 
    Boriskin, V.N.; Romanovsky, S.K.; Momot, V.A.; Titarenko, Yu.A.; Titov, D.V.; Uvarov, V.L.; Shevchenko, V.A.; Shelepko, S.V. (Вопросы атомной науки и техники, 2015)
    A method of remote on-line control of the temperature of objects heated by an electron beam has been developed and researched. The method is based on analysis of object radiation in optical and infrared ranges and determination ...
  • 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 ...
  • Pd and Re isotope production in the field of mixed X,n-radiation of electron accelerator 
    Dikiy, N.P.; Kushnir, V.A.; Lyashko, Yu.V.; Mitrochenko, V.V.; Perezhogin, S.A.; Rogov, Yu.V.; Tenishev, A.Eh.; Torgovkin, A.V.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N.; Shramenko, B.I. (Вопросы атомной науки и техники, 2013)
    Radioactive isotopes of palladium (¹⁰³Pd) and rhenium (¹⁸⁶Re and ¹⁸⁸Re) have found wide use in nuclear medicine. The present report deals with the conditions for their production by a photonuclear method at an electron ...
  • Real-time system for processing regime diagnostic on accelerator 
    Yeran, L.V.; Karasyov, S.P.; Nikiforov, V.I.; Pomatsalyuk, R.I.; Tenishev, A.Eh.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N. (Вопросы атомной науки и техники, 2004)
    A continuous mode of product transportation into the radiation zone of the electron accelerator with a scanned beam is attained by means of a remote loading of the conveyor. To keep an assigned distribution of the ...
  • Spectrometer for detailed study of radon and thoron system decay products 
    Frolov, O.S.; Sadovnichy, A.A.; Pavlenko, Yu.N.; Shevchenko, V.A.; Zaytsevsky, I.L.; Podviyaniuk, R.B.; Pavlenko, I.O. (Вопросы атомной науки и техники, 2004)
    The results of development of an aspiration type spectrometer for investigation of daughter products of radon and thoron are presented. Main parameters of the device: active detector area of 32 cm2, air pumping through ...
  • Subsystem for control of isotope production with linear electron accelerator 
    Karasyov, S.P.; Pomatsalyuk, R.I.; Shevchenko, V.A.; Shlyakhov, I.N.; Tenishev, A.Eh.; Uvarov, V.L. (Вопросы атомной науки и техники, 2001)
    One of advanced ways of isotope production for medicine is using of bremsstrahlung of the electron accelerator [1]. Therewith, this technology requires development of special target units, that can be operated under high ...
  • Target unit for radiation test of materials under bremsstrahlung of electron accelerator 
    Yeran, L.V.; Karasyov, S.P.; Pomatsalyuk, R.I.; Sayenko, S.Yu.; Shevchenko, V.A.; Shlyakhov, I.N.; Tenishev, A.Eh.; Uvarov, V.L. (Вопросы атомной науки и техники, 2001)
    There is a necessity to provide an immobilization of the long-lived radioactive waste into radiation-resistant structure (a cement matrix, container capsule, geological disposal environment and so on) for it safely disposal. ...
  • Technological measuring channel for bremsstrahlung monitoring 
    Butenko, A.A.; Karasyov, S.P.; Pomatsalyuk, R.I.; Tenishev, A.Eh.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N.; Tsvetkov, I.I. (Вопросы атомной науки и техники, 1999)
    For metrological support of radiation technological processes based on braking radiation (bremsstrahlung) of the electron accelerator necessary is continuous monitoring of next radiation parameters: energy stream and energy ...
  • The control system for radiation sterilization of health-care products at the accelerator LU-10 
    Boriskin, V.N.; Dovbnya, A.N.; Karasyov, S. P.; Nikiforov, V.I.; Pomatsalyuk, R.I.; Tenishev, A.Eh.; Uvarov, V.L.; Shevchenko, V.A.; Shlyakhov, I.N. (Вопросы атомной науки и техники, 2006)
    The regulatory documents for the technological process of sterilization (DSTU ISO 11 137:2003 and others) set requirements on monitoring, maintaining and archiving the basic parameters of the process. To meet the ...
  • The possibility of application of pyrometric method in industrial dosimetry of electron beam radiation 
    Pomatsalyuk, R.I.; Romanovsky, S.K.; Shevchenko, V.A.; Tenishev, A.Eh.; Titov, D.V.; Uvarov, V.L.; Zakharchenko, A.A.; Zhyglo, V.Ph. (Вопросы атомной науки и техники, 2022)
    Validation of process of medical product sterilization includes absorbed dose mapping in a phantom made of material representative of the object to be processed. Commonly, such measurements are carried out using the ...
  • Visualization of electron beam image 
    Boriskin, V.N.; Zakutin, V.V.; Reshetniak, N.G.; Romanovsky, S.K.; Tenishev, A.Eh.; Titov, V.J.; Chertishev, I.A.; Shevchenko, V.A.; Shlyakhov, I.N.; Uvarov, V.L. (Вопросы атомной науки и техники, 2014)
    The system for visual monitoring of the electron beam was developed and implemented. The technique is based on registration of optical radiation, which is generated under object-beam interaction. The system comprises ...
  • Аpplication of gamma-spectrometer on the basis of CdTe in dosimetry of high-energy bremsstrahlung 
    Zakharchenko, A.A.; Kutny, V.E.; Rybka, A.V.; Shevchenko, V.A.; Uvarov, V.L.; Tenishev, A.Eh.; Shlyakhov, I.N. (Вопросы атомной науки и техники, 2018)
    The conditions are studied of using a semiconductor gamma-spectrometer with a “warm” detector on the basis of CdTe for dosimetry support of photonuclear technologies with the use of high-energy high-power bremsstrahlung radiation.