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Перегляд Bопросы атомной науки и техники, 2004 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2004 за назвою

Сортувати за: Порядок: Результатів:

  • Investigation of the energy deposition profile in NaCl under electron irradiation 
    Gann, V.V.; den Hartog, H.W.; Vainshtein, D.I. (Вопросы атомной науки и техники, 2004)
    We have proposed a new model for the calculation of the absorbed dose profile in a thick target under 0.1…3 MeV electron irradiation. The build-up phenomenon is shown to increase the maximum of the energy deposition profile ...
  • Investigation of the hollow beam structure on optical transition radiaton 
    Ayzatsky, M.I.; Kushnir, V.A.; Mytrochenko, V.V.; Opanasenko, A.; Zhiglo, V. (Вопросы атомной науки и техники, 2004)
    The features of studying the structure of a dense annular beam with OTR from metal targets at electron energy ≤ 50 keV are described. The image of the cross section of the annular beam with sub-millimeter wall thickness ...
  • Investigation of the hollow beam structure on optical transition radiaton 
    Ayzatsky, M.I.; Kushnir, V.A.; Mitrochenko, V.V.; Opanasenko, A.M.; Zhiglo, V.Ph. (Вопросы атомной науки и техники, 2004)
    In this paper we represent the experimental data on measurement of the transverse current density distribution of the annular beam with the sub-millimeter wall thickness. A digital photo camera was used to increase sensibility ...
  • Ions acceleration in a temporary and spatially modulated intense REB 
    Chupikov, P.T.; Medvedev, D.V.; Onishchenko, I.N.; Panasenko, B.D.; Prokopenko, Yu.V.; Pushkarev, S.S.; Yegorov, A.M. (Вопросы атомной науки и техники, 2004)
    The conception, proposed by Lymar, Khizhnyak, and Belikov, to use collective electromagnetic fields of space charge excited in high-current relativistic electron beam (REB), modulated in time and space, have been ...
  • Linear accelerators for radiation sterilization developed in NPK LUTS NIIEFA 
    Vorogushin, M.F.; Gavrish, Yu.N.; Demsky, M.I.; Maksimov, V.M. (Вопросы атомной науки и техники, 2004)
    NPK LUTS NIIEFA has been developing linear accelerators for industrial applications during about 30 years. More than 150 linear accelerators for different applications have been manufactured by this company and installed in ...
  • Location of heavy elements by monochromatic X-ray beam 
    Shchagin, A.V.; Sanin, V.M.; Sotnikov, V.V.; Voronko, V.A.; Yegorov, A.M. (Вопросы атомной науки и техники, 2004)
    The remote nondestructive detection of materials with heavy elements is an important task in number of applications, including needs for control of terrorist’s activity. In the report, we discuss a possibility to use ...
  • Low-frequency REB modulation and acceleration of ions in a supercritical mode during plasma injection 
    Chupikov, P.T.; Medvedev, D.V.; Onishchenko, I.N.; Panasenko, B.D.; Prokopenko, Yu.V.; Pushkarev, S.S.; Faehl, R.J.; Yegorov, A.M. (Вопросы атомной науки и техники, 2004)
    Low-frequency modulation of a high-current relativistic electron beam (REB) and acceleration of ions in the first section of a collective ion accelerator was studied experimentally. Low frequency modulation of supercritical ...
  • Magnetic structure of the NSC KIPT nuclear and high energy physics electron accelerator 
    Dovbnya, A.N.; Guk, I.S.; Kononenko, S.G.; Peev, F.A.; van der Wiel, M.; Botman, J.I.M; Tarasenko, A.S. (Вопросы атомной науки и техники, 2004)
    The magnetic-optical structure of the basic NSC KIPT accelerator with a continuous electron beam of energy up to 730 MeV has been considered.
  • Magnetic structure of the NSC KIPT nuclear-and-highenergy-physics electron accelerator at 400 MeV 
    Dovbnya, A.N.; Guk, I.S.; Kononenko, S.G.; Peev, F.A.; van der Wiel, M.; Botman, J.I.M.; Tarasenko, A.S. (Вопросы атомной науки и техники, 2004)
    The magnetic structure of the base accelerating facility of NSC KIPT with a continuous electron beam with an energy of 400 MeV is described. The accelerator represents a recirculator, which is based on two standard TESLA ...
  • Mathematical modelling of radioactive dust rise during collapse of “Shelter” object building structures 
    Batiy, V.G.; Mikhailyuk, V.P.; Rubezhanskiy, Yu.I.; Rudko, V.M.; Sizov, A.A.; Fedorchenko, D.V. (Вопросы атомной науки и техники, 2004)
    Model calculations of general dust quantity which is possible to raise during possible crashing of “Shelter” building structures are shown. Mechanism of particle “jump-up” i.e. raising of particles due to dusted surface ...
  • Mathematical model of inhomogeneous cavity chain 
    Ayzatskiy, M.I.; Kramarenko, K.Yu. (Вопросы атомной науки и техники, 2004)
    Mathematical model of inhomogeneous chain of cylindrical cavities is developed. Coupling coefficients in the inhomogeneous cavity chain can be calculated with definite accuracy for the structure with arbitrary ...
  • Mathematical simulation of “Shelter” object releases impacts 
    Batiy, V.G.; Paskevich, S.A.; Rudko, V.M.; Sizov, A.A.; Shcherbin, V.N. (Вопросы атомной науки и техники, 2004)
    Methods of mathematical modeling of radiological human impacts are described. Calculation of admissible releases at different exploitation stages of New Safe Confinement at the existing ChNPP “Shelter” object are given.
  • Mathematical simulation of the neutron interaction with matter 
    Dovbnya, A.N.; Prokhorets, I.M.; Prokhorets, S.I.; Slabospitskiy, R.P.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2004)
    The application of neutron beams is important for some fundamental problems in nuclear physics, for fission and fusion reactors, future safety of atomic energy, neutron radioactivation analysis, neutron radiography etc. ...
  • Measurement of distribution function of REB, used in collective ion accelerator 
    Chupikov, P.T.; Medvedev, D.V.; Onishchenko, I.N.; Panasenko, B.D.; Prokopenko, Yu.V.; Pushkarev, S.S. (Вопросы атомной науки и техники, 2004)
    The parameters of the intense relativistic electron beam (REB), being a base element of the ion accelerator concept, were measured at the exit of the first section of a collective ion accelerator. The experimental studies ...
  • Measurement of phase-energy electron distribution at the RF gun exit using alfa-magnet 
    Kushnir, V.A.; Mitrochenko, V.V. (Вопросы атомной науки и техники, 2004)
    The paper presents the results of measuring the electron phase-energy distribution at the exit of the S-band nanosecond photo RF gun. The RF gun is the electron source of the injector system of linac LU-60. The main bunching ...
  • Measuring channel of electron radiation absorbed power 
    Karasyov, S.P.; Pomatsalyuk, R.I.; Tenishev, A.Eh.; Uvarov, V.L. (Вопросы атомной науки и техники, 2004)
    The measuring channel of absorbed power of the electron radiation in the range 0.1...100 kW using a flow-type calorimetric absorber is described in the paper. The measuring circuit of the channel performs determination ...
  • Mechanisms of an electron stream self-bunching in magnetron guns 
    Gritsunov, A.V. (Вопросы атомной науки и техники, 2004)
    Various processes of self-bunching of reentrant electron cloud nearby a distributed cylindrical cathode in crossed fields are investigated theoretically using particle-in-cell (PIC) simulation algorithms. As most probable ...
  • Microwave feeding system elements of superconducting linear collider cavities 
    Bogdanovich, B.Yu.; Bezkrovny, P.A.; Kaminsky, V.I.; Lalayan, M.V.; Sobenin, N.P.; Zavadtsev, D.A. (Вопросы атомной науки и техники, 2004)
    The calculation and experimental results for a magic tee with movable choke plungers in Е- and Н -arms for tuning the coupling-factor and RF phase of high-power accelerating cavities are presented. The investigations were ...
  • Microwave generation by supercritical REB at plasma assistance 
    Chupikov, P.T.; Onishchenko, I.N.; Prokopenko, Yu.V.; Pushkarev, S.S.; Yegorov, A.M. (Вопросы атомной науки и техники, 2004)
    The experimental researches on generation of microwave radiation in a system with a supercritical current of a relativistic electron beam produced in the magnetically isolated diode and external plasma source are carried ...
  • Modeling and forming the magnetic field of the heavy ion cyclotron 
    Alenitsky, Yu.G.; Chesnov, A.F.; Kostromin, S.A.; Onischenko, L.M.; Samsonov, E.V.; Zaplatin, N.L. (Вопросы атомной науки и техники, 2004)
    The heavy ion cyclotron was designed and constructed in the Dzhelepov Laboratory of Nuclear Problem, Joint Institute for Nuclear Research. Ions with A/Z~5 were accelerated up to the energy E=2.4 MeV/nucleon. The ECR ...

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