Наукова електронна бібліотека
періодичних видань НАН України

Перегляд Відділення ядерної фізики та енергетики за темою "Applications and technologies"

Репозиторій DSpace/Manakin

Перегляд Відділення ядерної фізики та енергетики за темою "Applications and technologies"

Сортувати за: Порядок: Результатів:

  • Application features of the electrostatic systems for measuring the secondary electron emission yield 
    Karpus, S.; Shliahov, I.; Liashchov, M.; Borisenko, V.; Kochetov, S.; Tsiats’ko, E.; Shopen, O. (Problems of Atomic Science and Technology, 2023)
    The analysis of the experimental systems for research of secondary electron emission during the interaction of electron beams with matter is presented. The three most common and methodologically developed variants of ...
  • Application of radiation processes for testing of gas turbine blades 
    Bazaleev, M.I.; Bryukhovetsky, V.V.; Donets, S.Ye.; Klepikov, V.F.; Lytvynenko, V.V.; Prokhorenko, E.M.; Startsev, O.A.; Lonin, Yu.F.; Ponomarev, A.G.; Uvarov, V.T. (Вопросы атомной науки и техники, 2019)
    Structural integrity of the gas turbine blades is of great concern. A set of methods and instruments is proposed to study the problems of the test loading of the industrial turbine blades. The approach aims to model the ...
  • Determination of the optimal ozonation mode for winter garlic planting material 
    Pugach, S.G.; Zavada, L.M.; Zamuriev, O.O.; Kudin, D.V.; Opalev, P.O.; Melnyk, A.V.; Scherbina, S.A.; Semenchenko, O.L. (Вопросы атомной науки и техники, 2021)
    The study was carried out at the Institute of Vegetable and Melon Farming of the National Academy of Agrarian Sciences of Ukraine and the Department of Low-Temperature Non-equilibrium Plasma Chemistry of the NSC "Kharkov ...
  • Development of a device and software complex for acoustic diagnostics of processes occurring in the supercritical state of a liquid and monitoring the work of a magnetic drive unit 
    Boriskin, V.M.; Churikov, V.V.; Momot, V.O. (Problems of Atomic Science and Technology, 2022)
    There is a problem of studying the processes that occur during the transition of a liquid to a supercritical state and in the process of studying and conducting experiments. There is also a problem of controlling the ...
  • Excitation of plasma by electric pulses in neon medium 
    Zaleskyi, D.Yu.; Krivonosov, G.A.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2019)
    We studied characteristics of the neon plasma source excited in the atmosphere under the following conditions: gas pressure is about 2 Torr, rectangular pulses have an amplitude from 200 to 800 V, pulse duration is from ...
  • Features of plasma chemical etching of lithium tantalate substrate (LiTaO₃) 
    Fedorovich, O.A.; Hladkovska, O.V.; Hladkovskyi, V.V.; Nedybaliuk, A.F. (Вопросы атомной науки и техники, 2021)
    The results of researches of plasma chemical treatment of lithium monocrystalline tantalate (LiTaO₃) from gas type, bias voltage (energy of chemically active ions) and from current of additional bias generator are given. ...
  • Gamma and fast neutrons flux radiation minimization during the concentrated flux formation of delayed neutrons 
    Gokov, S.P.; Karpus, S.H.; Kasilov, V.I.; Kovalenko, G.D.; Kochetov, S.S. (Problems of Atomic Science and Technology, 2023)
    The concept of a concentrated neutron flux shaper for neutron capture therapy of cancer has been developed. A technique for two stage minimization of the accompanying fast neutron flux and gamma radiation background during ...
  • 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 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 ...
  • Improved burning down protection system of industrial electron accelerators outlet window foil 
    Bandurov, S.O.; Lozhkin, R.S.; Shishkin, G.О. (Вопросы атомной науки и техники, 2019)
    The results of the industrial electron accelerators protection system deficiencies analysis in the event of emergency conditions are given and the ways to improve it are suggested in the article. The principle of the ...
  • Influence of helium ions beams with energies 0.12 MeV on sputtering process on surface of tungsten 
    Manuilenko, O.V.; Prokhorenko, E.M.; Pavlii, K.V.; Zajtsev, B.V.; Dubniuk, S.N.; Lytvynenko, V.V.; Kasatkin, Yu.A.; Prokhorenko, T.G. (Problems of Atomic Science and Technology, 2023)
    The samples of tungsten with a purity of 99.5 and 99.7% were irradiated with helium ion beams (EHe⁺ = 0.12 MeV). The total sputtering coefficients for the sample depth up to 60 Å from the surface of sample were obtained. ...
  • Influence of plasma chemical reactions products in barrierless gas discharge in the air on vegetables and fruits storage 
    Yegorov, M.O.; Taran, G.V.; Kudin, D.V.; Zamuriev, O.O.; Opalev, P.O. (Вопросы атомной науки и техники, 2021)
    The influence of the products of plasma chemical reactions (including ozone) on the storage of vegetables and fruits has been investigated. It has been shown that the products of plasma chemical reactions effectively ...
  • Interaction of fluxes of fast and thermal neutrons with an aqueous solution of organic dye methylene blue containing and not containing boric acid 
    Tsyats’ko, V.V.; Gokov, S.P.; Kazarinov, Yu.G. (Problems of Atomic Science and Technology, 2023)
    The processes of interaction of neutron fluxes with an aqueous solution of the organic dye methylene blue (MB) – C₁₆H₁₈N₃SCl containing and not containing 4% boric acid (H₃BO₃) were studied. The work was carried out at the ...
  • Modeling and preliminary experimental results of thin film heating during the passage of a high-energy electron beam 
    Luhanko, M.; Shopen, O.; Karpus, S.; Malykhina, T. (Problems of Atomic Science and Technology, 2023)
    The preliminary experimental results as well as modeling the heating of thin-foil materials during the passage of high-energy electrons with energy of 15 MeV are presented. Foils of 50 μm titanium, 50 μm aluminum and 125 ...
  • Modification and alloying effects in Eurofer steel under powerful pulsed plasma impacts 
    Byrka, O.V.; Herashchenko, S.S.; Makhlai, V.A.; Aksenov, N.N.; Garkusha, I.E.; Marchenko, H.K.; Chunadra, А.G.; Sereda, К.N.; Malykhin, S.V.; Surovitskiy, S.V. (Вопросы атомной науки и техники, 2021)
    Experimental studies of surface modification of Eurofer samples have been performed with a quasi-stationary plasma accelerator QSPA Kh-50. The heat load on the surface was near the tungsten melting threshold (i.e. about ...
  • Modification effects of microsecond high current electron beam exposure on titanium VT22 alloy 
    Donets, S.Ye.; Klepikov, V.F.; Lytvynenko, V.V.; Prokhorenko, E.M.; Startsev, O.A.; Lonin, Yu.F.; Ponomarev, A.G.; Uvarov, V.T.; Starovoytov, R.I. (Вопросы атомной науки и техники, 2019)
    Titanium VT22 alloy was irradiated in the TEMP-A accelerator with the high current electron beam with the energy of 350 keV, beam current of 2 kA, pulse length around 4 µs, and beam diameter of 45 mm. The irradiation was ...
  • Parametric X-ray radiation in polycrystals 
    Alekseev, V.I.; Eliseyev, A.N.; Irribarra, E.F.; Kishin, I.A.; Kubankin, A.S.; Nazhmudinov, R.M. (Вопросы атомной науки и техники, 2019)
    Parametric X-ray radiation produced during the interaction of charged particles with polycrystals is regarded. A review of the existing theories, perspectives of application and performed experiments is presented. The ...
  • Parametric X-ray Radiation in the backward geometry 
    Alekseev, V.I.; Eliseyev, A.N.; Irribarra, E.; Kishin, I.A.; Kubankin, A.S.; Nazhmudinov, R.M. (Вопросы атомной науки и техники, 2019)
    Parametric X-ray Radiation registered in the backward geometry is analysed. The main properties of the radiation for such geometry are discussed. The advantages of the backward geometry over other configurations regarding ...
  • Plasma-chemical methods for control of biotic contaminants 
    Taran, G.V.; Breslavets, V.A.; Zamuriev, A.A.; Yaroshenko, M.O.; Opalev, P.O.; Maiboroda, O.V. (Вопросы атомной науки и техники, 2019)
    The possibility and effectiveness of control of biotic contaminants (bacteria, micromycetes) with ozone and air activated by the plasma chemical reactor were studied as an alternative to the chemical methods of treatment ...
  • Plasma treatment of titanium dioxide film for black TiO₂ 
    Frolova, E.K.; Khomych, V.O.; Kravchuk, R.M.; Kolomys, O.F.; Gudenko, Yu.M.; Pylypchuk, O.S.; Styopkin, V.I.; Dobrovolskiy, A.M. (Problems of Atomic Science and Technology, 2023)
    The results of the treatment of TiO₂ film in volume discharge with an Ar/H₂ mixture are presented. The treated film demonstrates the changes in transparency and conductivity. Raman spectra show no changes in the phase state ...

Пошук


Розширений пошук

Перегляд

Мій обліковий запис