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Перегляд Відділення ядерної фізики та енергетики за назвою

Репозиторій DSpace/Manakin

Перегляд Відділення ядерної фізики та енергетики за назвою

Сортувати за: Порядок: Результатів:

  • High pure substances for astrophysical research 
    Kovtun, G.P. (Вопросы атомной науки и техники, 2020)
    The features of the application of high-purity substances for studying rare nuclear events in astrophysics, in particular double beta decay, are considered. It was noted that for such studies, the special underground ...
  • High-pure zinc for growing Zn⁸²Se scintillation crystals 
    Kovtun, G.P.; Shcherban, A.P.; Solopikhin, D.A.; Virych, V.D.; Gorbenko, Yu.V. (Вопросы атомной науки и техники, 2020)
    A process has been developed to produce high-purity granular zinc for growing Zn⁸²Se scintillation crystals designed to study the neutrinoless double beta decay (0ν2β) of the selenium isotope ⁸²Se in the CUPID-0 experiment. ...
  • High pure zirconium 
    Pylypenko, M.M. (Вопросы атомной науки и техники, 2018)
    The results of investigations of zirconium refining processes by methods of electron-beam melting and zone recrystallization using high-vacuum technology are presented. It is shown that the applied methods of zirconium ...
  • High pure zirconium 
    Pylypenko, M.M. (Вопросы атомной науки и техники, 2017)
    The results of investigations of zirconium refining processes by methods of electron-beam melting and zone recrystallization using high-vacuum technology are presented. It is shown that the applied methods of zirconium ...
  • High resolution probe-forming system with spherical aberration correction for nuclear microprobe 
    Ponomarev, A.G.; Kolinko, S.V.; Polozhii, H.E.; Rebrov, V.A. (Problems of Atomic Science and Technology, 2023)
    A probe-forming system based on a separate orthomorphic quadruplet of magnetic quadrupole lenses with a short working distance is considered, allowing the system demagnification to be significantly increased. Three magnetic ...
  • High-resolution spectrometer for ”Salo”-project 
    Khvastunov, V.M.; Denyak, V.V. (Вопросы атомной науки и техники, 2011)
    The spectrometer of the high resolution for the project "SALO" is calculated. The spectrometer consists of two quadrupole lenses and two dipole magnets and has the length of 11.306 m. Spectrometer has resolution 4.74 × ...
  • High-resolution transmission electron microscopy study of crystallography and morphology of TiC precipitates in argon-irradiated 18Cr10NiTi steel 
    Kalchenko, A.S.; Karpov, S.A.; Tolstolutskaya, G.D. (Вопросы атомной науки и техники, 2021)
    This work encompasses identification of the crystal structure and analysis of the TiC precipitates in 18Cr-10Ni-Ti austenitic stainless steel under Ar-ions irradiation. High resolution transmission electron microscopy ...
  • High sensitivity calorimeter for measuring wakefields energy excited by a train of electron bunches 
    Kiselev, V.A.; Linnik, A.F.; Onishchenko, N.I.; Uskov, V.V. (Вопросы атомной науки и техники, 2005)
    The special calorimeter for measuring total energy of HF-wakefields excited in plasma or dielectric by relativistic electron bunches has been elaborated. Simple by design calorimeter operates in the energy range from 0.02 ...
  • High-speed gas injector for powerful plasmadynamic systems 
    Staltsov, V.V.; Chebotarev, V.V.; Makhlaj, V.A. (Вопросы атомной науки и техники, 2015)
    The paper describes the design features of gas injectors for the axial (parallel to the axis of the accelerator) and radial (perpendicular to the axis of the accelerator) working gas supply into the accelerator channel. ...
  • High-temperature metallic cathode for RF gun 
    Biller, E.Z.; Khodak, I.V.; Kushnir, V.A.; Mitrochenko, V.V.; M'akushko, L.K.; Stepin, D.L.; Zhiglo, V.F. (Вопросы атомной науки и техники, 2001)
    In the paper a metallic thermionic cathode with an electron beam heating to be used in RF gun is proposed. The high-temperature metallic emitter made of high-melting material will allow to decrease significantly the pulse ...
  • High-temperature oxidation of nuclear graphite with account of movement of the surface layer of oxidator 
    Komir, A.I.; Odeychuk, N.P.; Tkachenko, V.I.; Ulybkin, A.L.; Nikolaenko, A.A. (Вопросы атомной науки и техники, 2018)
    At high-temperature oxidation of nuclear graphite, the oxidant flow in the near-surface region is taken into account. Macro- and microscopic modeling of the oxidation of the near-surface layer was carried out. The calculation ...
  • High voltage beam discharge in nitrogen with fast neutral atom reflection from tantalum cathode 
    Boldasov, V.S.; Kuzmichev, A.I.; Melnichenko, M.S.; Shulaev, V.M. (Вопросы атомной науки и техники, 2021)
    The kinetic simulation of high-voltage beam discharge at low pressure of nitrogen is fulfilled. The characteristics of particle flows to the tantalum cathode and back reflection of fast nitrogen atoms are calculated. The ...
  • High voltage decoupled high-current power supply 
    Pachkov, A.A.; Bak, P.A. (Вопросы атомной науки и техники, 2006)
    A 10 kW power supply (PS) with smooth adjustment of the load current from zero up to 2 kA is described. The operating mode with a load current stability up to 0.1% and long-term instability of 0.01% is possible. The PS ...
  • High-voltage gas-discharge current limiter-interrupter using high-density glow discharge 
    Drozd, I.M.; Kuzmichev, A.I. (Вопросы атомной науки и техники, 2016)
    The features of operation of a high-voltage gas-discharge switch device with two control electrodes (grids) are considered. The high-density crossed fields low-pressure glow discharge of magnetron type with a cold cathode ...
  • High-voltage modulator of the Linac injector with voltage pulse stabilization 
    Anokhin, R.A.; Dubniuk, S.N.; Gaponenko, N.I.; Kobets, A.P.; Kravchenko, A.I.; Manuilenko, O.V.; Reshetnikov, V.N.; Shevchenko, A.S.; Soshenko, V.A.; Svichenskiy, V.G.; Zajtsev, B.V.; Zabotin, A.V.; Zhuravlyov, V.G.; Zhuravlyov, A.V. (Вопросы атомной науки и техники, 2019)
    The high-voltage pulse modulator based on the modern semiconductor elements is described. The modulator is intended for use in the power supply system of LINAC helium ions injector and has the ability to smoothly adjust ...
  • High voltage modulators based on solid-state elements for linacs (review) 
    Beloglazov, V.I.; Dyomin, V.S.; Dovbush, L.S.; Kosoj, A.I.; Shkirida, S.M.; Tur, Yu.D. (Вопросы атомной науки и техники, 2004)
    The data on developing and creating high-voltage pulse modulators for linacs with using Insulator Gate Bipolar Transistors (IGBT) and Integrated Gate Commutate Thyristors (IGCT) are presented. Comparative analysis of ...
  • High-voltage nanosecond pulse generator for magnetron gun triggering 
    Reshetnyak, N.G.; Romas’ko, V.P.; Chertishchev, I.A. (Вопросы атомной науки и техники, 2018)
    A small-sized nanosecond generator was developed to trigger a magnetron gun. A voltage pulse of amplitude up to 20 kV is applied to anode for gun triggering. Rise and fall fronts of high-voltage pulse are 20 and 70 ns ...
  • High voltage test bench for heavy ion beam probe diagnostics on T-15MD tokamak 
    Vadimov, N.A.; Sarancha, G.A.; Drabinskiy, M.A.; Melnikov, A.V.; Eliseev, L.G.; Khabanov, Ph.O.; Kharchev, N.K.; Komarov, O.D. (Вопросы атомной науки и техники, 2020)
    D-shaped tokamak T-15MD is nowunder construction in the NRC “Kurchatov Institute”. Heavy ion beam probing (HIBP) is an important part of T-15MD diagnostic system. Calculations of the probing ions trajectories show that the ...
  • Higt-current non-relativistic electron beam generation and transport 
    Agafonov, A.V.; Krastelev, E.G.; Mikhalev, P.S. (Вопросы атомной науки и техники, 1999)
  • Higt-frequency electron guns – current status 
    Kushnir, V.A. (Вопросы атомной науки и техники, 1999)
    The high-frequency guns with thermoionic cathode are effective sources of electrons for linear accelerators. The work on perfecting these sources of electrons actively proceeds now in many laboratories of the world. The ...

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