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Перегляд Вопросы атомной науки и техники за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за назвою

Сортувати за: Порядок: Результатів:

  • Local hydrogen recycling impact on operation of rod plasma injectors 
    Glazunov, G.P.; Tereshin, V.I.; Volkov, E.D.; Konotopskiy, A.L.; Baranowski, J.; Sadowski, M.J.; Skladnik-Sadowska, E.; Stanislawski, J.; Wiraszka, A. (Вопросы атомной науки и техники, 2002)
    The strong influence of hydrogen recycling on the IONOTRON-046 plasma injector operation was found. The transitions were even observed from deposition by pulsed erosion (DPE) regime of the IONOTRON operation, which ...
  • Localized electrostatic waves in two-dimensionally non-uniform magnetized plasma 
    Moiseenko, V.E. (Вопросы атомной науки и техники, 2005)
    The phenomenon of localized electrostatic wave has been investigated in magnetized plasma described by twodimensional Helmholtz equation. For its description, a formalism has been developed that, like WKB method, exploits ...
  • 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 ...
  • Longitudinal diamagnetic effects in beam-plasma system embedded in an external magnetic field 
    Agafonov, A.V. (2010)
    High-current electrons beams generated in an external magnetic field in vacuum behave as a diamagnetic and force a magnetic field out of its volumes in radial direction. Under the condition of conservation of a magnetic ...
  • Longitudinal extraction of H⁻ ions from Penning discharge with metal-hydride cathode 
    Sereda, I.N.; Tseluyko, A.F.; Ryabchikov, D.L.; Babenko, I.V.; Hrechko, Ya.O.; Hetman, V.A. (Вопросы атомной науки и техники, 2017)
    In the paper the emitting ability of negative hydrogen ions H⁻ in longitudinal direction from Penning discharge with metal-hydride cathode is investigated. This effect is possible due to mutual influence of activated ...
  • Longitudinal-radial motion of an electron beam in the solenoidal field of the secundary-emission magnetron gun 
    Dovbnya, A.N.; Dovbnya, N.A.; Mazmanishvili, А.S.; Reshetnyak, N.G. (Вопросы атомной науки и техники, 2017)
    The results of experimental studies and numerical calculations on the generation of an electron beam by a magnetron gun with a secondary-emission cathode are presented. With the aim of obtaining precision characteristics, ...
  • Longliving ¹⁷⁸m²Hf, ¹⁷²Hf, ¹⁵⁰Eu and ¹³³Ba isotopes photoproduction studding 
    Goncharov, I.G.; Dovbnya, A.M.; Ranyuk, Y.M.; Shevchenko, O.S. (Вопросы атомной науки и техники, 2007)
    The yield of the ¹⁷⁸m²Hf (T = 31y), ¹⁷²Hf (1.87), ¹⁵⁰Eu (36.9) and ¹³³Ba (10.5) isotopes was measured after irradiation of a tantalum target with 1.0 GeV Kharkiv linear accelerator electron beam. The integral and average ...
  • Long sequence of relativistic electron bunches as a driver in wakefield method of charged particles acceleration in plasma 
    Lotov, K.V.; Maslov, V.I.; Onishchenko, I.N. (2010)
    Using LCODE 2.5D-simulation of wakefield excitation in plasma by a long sequence of relativistic electron bunches was performed. For the resonant sequence wakefields add coherently until the wave nonlinearity comes into ...
  • Long-wavelength ion-sound parametric instability of plasma in magnetic field 
    Mikhailenko, V.S.; Ol'shansky, V.V.; Stepanov, K.N. (Вопросы атомной науки и техники, 2000)
    We have studied numerically the dependence of the frequency and growth rate of the ion sound wave on the wave vector in plasma in the electric field of a helicon for long-wavelength oscillations when the wavelength of ion ...
  • Long-wavelength transition radiation by relativistic electrons in a pre-wave zone 
    Dobrovolsky, S.N.; Shul’ga, N.F. (Вопросы атомной науки и техники, 2001)
    The spectral-angular density of electromagnetic energy flux through the small detector in the "pre-wave zone" caused by relativistic electron in "forward" direction in the case of normal electron transition through a thin ...
  • Low background scintillation setup to investigate radiopurity of materials 
    Kasperovych, D.V.; Danevich, F.A.; Kobychev, V.V.; Kropivyansky, B.N.; Sokur, N.V.; Tymoshenko, A.I. (Вопросы атомной науки и техники, 2018)
    Background of 2.128 kg CdWO₄ scintillation detector was reduced by 3 orders of magnitude in the energy region 0.5…2.6 MeV, and one order of magnitude above 3 MeV in the low background scintillation setup located in the ...
  • Low background scintillation setup to investigate radiopurity of materials 
    Kasperovych, D.V.; Danevich, F.A.; Kobychev, V.V.; Kropivyansky, B.N.; Sokur, N.V.; Tymoshenko, A.I. (Вопросы атомной науки и техники, 2017)
    Background of 2.128 kg CdWO₄ scintillation detector was reduced by 3 orders of magnitude in the energy region 0.5…2.6 MeV, and one order of magnitude above 3 MeV in the low background scintillation setup located in the ...
  • Low bound on a magnetic field strength in the hot universe 
    Elizalde, E.; Skalozub, V. (Вопросы атомной науки и техники, 2012)
    It is assumed that the intergalactic magnetic fields were spontaneously generated in the early Universe due to vacuum polarization of non-Abelian gauge fields at high temperature T. Here, a procedure to estimate the field ...
  • Low doses of radiation: epidemiological investigations 
    Dikiy, N.P.; Dovbnya, A.N.; Medvedeva, E.P. (Вопросы атомной науки и техники, 2013)
    Influence of small dozes of radiation was investigated with the help epidemiologic evidence. Correlation analysis, regression analysis and frequency analysis were used for investigating morbidity of various cancer illnesses. ...
  • Low-energy high-current electron beam generation in plasma system and beam-plasma interaction 
    Agafonov, A.V.; Bogachenkov, V.A.; Suleymanov, O.S.; Tarakanov, V.P. (Вопросы атомной науки и техники, 2007)
    The review of results of experimental investigations and computer simulations of low-energy high-current electron beam generation in a low-impedance system and dynamics of beam-plasma system are given. The system includes ...
  • Low-energy X-ray radiation after the biological shielding of electron accelerators 
    Bochek, G.L.; Deiev, О.S.; Dubina, V.N.; Kiprich, S.K.; Kapliy, O.A.; Maslov, N.I.; Ovchinnik, V.D.; Potin, S.M.; Shulika, M.Yu.; Vasiliev, G.P.; Yalovenko, V.I. (Вопросы атомной науки и техники, 2018)
    The bremsstrahlung of electrons from thick converters and its passage through concrete shielding of accelerators at different angles to the axis of the electron beam were calculated using GEANT4. Numerical estimates of ...
  • Lower hybrid resonance: field structure and numerical modeling 
    Moiseenko, V.E.; Wauters, T.; Lyssoivan, A. (Вопросы атомной науки и техники, 2016)
    The behavior the electromagnetic fields in the vicinity of the lower hybrid resonance point is studied in case of 1D plasma non-uniformity. The first of two found solutions of Maxwell’s equations is singular and describes ...
  • Low-frequency generation by ionizing femtosecond laser pulse supplied by its second or half-harmonic 
    Laryushin, I.D.; Kuznetsov, L.S.; Kostin, V.A.; Silaev, A.A.; Vvedenskii, N.V. (Вопросы атомной науки и техники, 2015)
    We calculate the free-electron residual current density excited in a gas by ionizing two-color femtosecond laser pulses containing an intense component centered at 800-nm and a weaker 400-nm (second-harmonic) or 1600-nm ...
  • Low-frequency green functions asymptotics in uniaxial and biaxial nematic liquid crystals 
    Matskevych, V.T. (Вопросы атомной науки и техники, 2012)
    Uniaxial and biaxial nematic liquid crystals are examples of the complicated condensed matters possessing an internal microstructure shown on macroscopic level in the form of a number of the physical phenomena and processes. ...
  • Low frequency oscillations in U-2M conditioning RF discharges 
    Dreval, M.B.; Shapoval, A.M.; Beletskii, A.A.; Pavlichenko, R.O.; Ozherel’yev, F.I.; Makhov, M.M. (Вопросы атомной науки и техники, 2018)
    MHD oscillations were studied in low magnetic field (B₀ = 0.01 T) radio frequency discharges of the URAGAN-2M (U-2M) stellarator. Coherent oscillations are observed by bolometers, triple Langmuir probe microwave ...

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