Наукова електронна бібліотека
періодичних видань НАН України

Перегляд Bопросы атомной науки и техники, 2015 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2015 за назвою

Сортувати за: Порядок: Результатів:

  • On a method of tuning of couplers for electron LINACS based on disk loaded waveguides 
    Aizatskyi, N.I.; Kramarenko, K.Yu.; Khodak, I.V.; Kushnir, V.A.; Mytrochenko, V.V.; Opanasenko, A.M.; Perezhogin, S.A.; Selivanov, L.I.; Zhiglo, V.F. (Вопросы атомной науки и техники, 2015)
    The article presents an adjustment procedure for an input and output couplers of a traveling wave accelerating section based on cylindrical disk loaded waveguide (CDLW). The procedure consists in bead pull measurement of ...
  • On features of the radiation from pulsed discharges initiated by thick wires in water 
    Fedorovich, O.A.; Voitenko, L.M. (Вопросы атомной науки и техники, 2015)
    The investigation results on the distribution of the plasma channel radiance intensity in the visible spectral region are reported. The pulsed discharge in water is initiated by the Tungsten wire (Ø 300 μm) explosion under ...
  • On oscillations in the premodulation diode of the vircator 
    Melezhik, O.G.; Pashchenko, A.V.; Romanov, S.S.; Shapoval, I.M. (Вопросы атомной науки и техники, 2015)
    It is shown, that oscillation generation in premodulation diode of vircator caused by decelerated electron flow and two-flow instabilities.
  • On the influence of copper impurities on the transport properties of thermal water plasma 
    Porytskyy, P.V. (Вопросы атомной науки и техники, 2015)
    The influence of copper impurities on the transport properties of multicomponent thermal plasma is considered in the ambient atmosphere of water vapors. The calculations are carried out on the base of Grad’s method, and ...
  • On the nature of sources of pulsating radiation in weakly inverted media 
    Kirichok, A.V.; Kuklin, V.M.; Zagorodny, A.G. (Вопросы атомной науки и техники, 2015)
    The conditions for the occurrence of a periodic sequence of pulses of coherent radiation in a weakly inverted two-level medium are investigated. It is studied the dependence of the pulse period and amplitude on the inversion ...
  • On the peculiarities of the transport properties of multicomponent nonideal plasma of underwater discharges at high pressure 
    Starchyk, P.D.; Porytskyy, P.V. (Вопросы атомной науки и техники, 2015)
    It is considered the peculiarities of the transport properties of a nonideal plasma of underwater discharges at pressure range from 1 bar up to 200 bar. The transport coefficient set based on the Grad’s method is compared ...
  • Optical break-down in alkali-haloid single crystals by laser focused radiation: the stage of local thermal explosion 
    Kononenko, V.G.; Volosyuk, М.А.; Volosyuk, А.V. (Вопросы атомной науки и техники, 2015)
    Based on the results of experimental studying the pore formation kinetics and morphology in KCl single crystals under conditions of optical break-down by laser focused radiation were studied. It was shown that with observed ...
  • 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 conditions for ⁶⁷Cu photonuclear production 
    Dovbnya, A.N.; Dolzhek, M.A.; Pugachev, G.D.; Repikhov, O.A.; Torgovkin, A.V.; Uvarov, V.L.; Shestakova, V.S.; Shramenko, B.I. (Вопросы атомной науки и техники, 2015)
    Radiopharmaceuticals based on the ⁶⁷Cu isotope have found wide use in immunotherapy. The present paper analyzes the conditions of ⁶⁷Cu production by the ⁶⁸Zn(γ,p) ⁶⁷Cu reaction at an electron accelerator in relation to the ...
  • Optimization of self-consistent code for modelling of RF plasma production 
    Moiseenko, V.Е.; Kulyk, Yu.S.; Wauters, T.; Lyssoivan, A.I. (Вопросы атомной науки и техники, 2015)
    The optimization to the radio frequency (RF) module of a self-consistent cylindrical model for plasma production is applied. Optimization includes avoiding repeated calculations and employing a parallelization. To suppress ...
  • Optimization of single-hump imaginary potentials for efficient absorption of the wave function in numerical solution of the time-dependent Schrödinger equation 
    Silaev, A.A.; Vvedenskii, N.V. (Вопросы атомной науки и техники, 2015)
    This work is devoted to the development of the imaginary potential method for efficient absorption of the wave function on the periphery of the computational domain in numerical solution of the time-dependent Schrödinger ...
  • Optimization of the collecting mirror location in the plasma source of extreme ultraviolet radiation 
    Borgun, Ie.V.; Hrechko, Ya.O.; Azarenkov, N.A.; Dimitrova, V.D.; Ryabchikov, D.L.; Sereda, I.N.; Hryhorenko, A.V.; Tseluyko, A.F. (Вопросы атомной науки и техники, 2015)
    The paper is devoted to searching the optimal location of first collecting mirror in the extreme ultraviolet radiation plasma sources. It is shown that the system efficiency can be increased by 1.5…2.5 times in the case ...
  • Particle beam dynamics in a magnetically insulated coaxial diode 
    Korenev, V.G.; Magda, I.I.; Sinitsin, V.G. (Вопросы атомной науки и техники, 2015)
    The dynamics of charged particle beams emitted from a cathode into a smooth coaxial diode with magnetic insulation is studied with the aid of 3-D PIC simulation. The processes controlling space charge formation and its ...
  • Particle diffusion in a wave with randomly jumping phase 
    Zasenko, V.I.; Zagorodny, A.G.; Chernyak, O.M. (Вопросы атомной науки и техники, 2015)
    Microwave radiation with random phase jumps attracts attention because of its ability to penetrate into the overdense plasma. Along with this the wave with jumping phase is involved into the resonance interaction with more ...
  • Peculiarities of a wake potential formation due to a polarization interaction of channeling electron with ionic crystal solid state plasma 
    Maksyuta, M.V.; Vysotskii, V.I.; Martysh, Ye.V. (Вопросы атомной науки и техники, 2015)
    Under the influence of electric and magnetic fields generated by a nonrelativistic electron moving in the regime of a plane channeling, the induced time dependent ion electric dipole moments of a crystal medium are calculated. ...
  • Peculiarities of hydrogen negative ion beams extraction from axially symmetric source with crossed fields 
    Goretskii, V.P.; Dobrovolskiy, A.M. (Вопросы атомной науки и техники, 2015)
    A comparison of emission features of axially symmetric H⁻ ion source with magnetron discharge and H⁻ source which incorporates additional hollow cathode discharge in series with main one is presented. It is shown that in ...
  • Penning traps for confinement and cooling of charged particles 
    Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Lytova, M.A.; Lystopad, V.M.; Lymar, N.V. (Вопросы атомной науки и техники, 2015)
    The parameters of confinement of trapped charged particles are compared for self-consistent electromagnetic traps and for traditional and electromagnetic traps. The possibilities to control the trapped particles dynamics ...
  • 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 ...
  • Peripheral plasma characteristics in the Uragan-3M torsatron 
    Kasilov, A.A.; Grigor’eva, L.I.; Chechkin, V.V.; Beletskii, A.A.; Pavlichenko, R.O.; Lozin, A.V.; Kozulya, M.M.; Kulaga, A.Ye.; Zamanov, N.V.; Mironov, Yu.K.; Romanov, V.S.; Voitsenya, V.S. (Вопросы атомной науки и техники, 2015)
    In the l=3/m=9 Uragan-3M (U-3M) torsatron a hydrogen plasma is produced and heated by RF fields in the Alfvén range of frequencies (ω≤ωci). Peripheral plasma is investigated using two moveable Langmuir probes. Spatial ...
  • Photonuclear production of Pm-149 
    Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Yu.V.; Medvedeva, E.P.; Medvedev, D.V.; Uvarov, V.L. (Вопросы атомной науки и техники, 2015)
    ¹⁵³Sm is successfully used for palliative treatment of patients with bone metastases and pain. ¹⁵³Sm is being produced in the reactors by means of irradiating of ¹⁵²Sm. In radio-labelled radiopharmaceuticals per each isotope ...

Пошук


Розширений пошук

Перегляд

Мій обліковий запис