Наукова електронна бібліотека
періодичних видань НАН України

Перегляд Problems of Atomic Science and Technology, 2022 за назвою

Репозиторій DSpace/Manakin

Перегляд Problems of Atomic Science and Technology, 2022 за назвою

Сортувати за: Порядок: Результатів:

  • ᵃʳᶜʰPbWO₄ with improved optical parameters from archaeological lead 
    Yakubovskaya, A.G.; Tupitsyna, I.A.; Dubovik, A.M. (Вопросы атомной науки и техники, 2022)
    Technological principles of manufacturing a lead tungstate crystal from archaeological lead for use in low-background experiments to search for rare events are presented. The influence of the conditions for obtaining single ...
  • Peculiarities of interaction of Cu-W composite materials with thermal arc discharge plasma 
    Murmantsev, A.; Veklich, A.; Boretskij, V.; Kleshych, M.; Fesenko, S.; Bartlova, M. (Problems of Atomic Science and Technology, 2022)
    This work is a part of acomplex investigation of the interaction of Cu-W composite materials with thermal electric arc discharge plasma. The plasma of 3.5 A DC arc discharge between novel Cu-W composite materials, fabricated ...
  • Peculiarities of the formation of a hardened layer during laser borinizing of piston rings 
    Hlushkova, D.B.; Ryzhkov, Y.V.; Kalinina, N.E.; Nosova, T.V. (Вопросы атомной науки и техники, 2022)
    Insufficient wear resistance of piston ring materials often limits the growth of machine productivity and service life. The use of traditional drilling methods associated with the diffusion of boron into the solid phase ...
  • Photonuclear production of ⁹⁹Mo/ ⁹⁹ᵐТс-generator with using effect Szilard-Chalmers and electrolysis method 
    Dikiy, N.P.; Layshko, Yu.V.; Medvedeva, E.P.; Medvedev, D.V.; Uvarov, V.L. (Problems of Atomic Science and Technology, 2022)
    The possibility of photonuclear production of ⁹⁹Mo medical radioisotope using recoil nuclei of molybdenite nanoparticles from reaction ¹⁰⁰Mo(γ,n)⁹⁹Mo was investigated. The enrichment of radioactive isotopes is carried out ...
  • Photonuclear reactions cross-sections at energies up to 100 MeV for different experimental setups 
    Deiev, O.S.; Timchenko, I.S.; Olejnik, S.M.; Potin, S.M.; Kushnir, V.A.; Mytrochenko, V.V.; Perezhogin, S.A.; Bocharov, V.А.; Shramenko, B.I. (Problems of Atomic Science and Technology, 2022)
    In experiments on the electron linac LUE-40 of RDC “Accelerator” NSC KIPT, the flux-averaged cross-sections ⟨σ(Еγmax)⟩exp of photonuclear reactions ¹⁰⁰Mo(γ,n)⁹⁹Mo, ²⁷Al(γ,x)²⁴Na, ⁹³Nb(γ,n)⁹²ᵐNb, ⁹³Nb(γ,3n)⁹⁰Nb, and ...
  • Physical and chemical foundations of the extraction refining of natural uranium 
    Mukhachev, A.P.; Yelatontsev, D.O.; Kharitonova, O.A. (Вопросы атомной науки и техники, 2022)
    The paper presents the results of studies of the physicochemical processes of the extraction and nitric acid purification of uranium salts obtained by the method of precipitation of ammonium uranyl carbonate (AUC) from ore ...
  • Physical and chemical foundations of the technology for obtaining uranium oxides 
    Mukhachev, A.P.; Yelatontsev, D.O.; Kharitonova, O.A. (Вопросы атомной науки и техники, 2022)
    The article presents the results of industrial testing of processes for obtaining high-purity uranium compounds, including extraction, concentration, and purification of uranium from a mixture of nitric and phosphoric ...
  • Plasma and magnetic field dynamics in POS: pic simulations 
    Manuilenko, O.V.; Onishchenko, I.N.; Pashchenko, A.V.; Pashchenko, I.A.; Yuferov, V.B. (Problems of Atomic Science and Technology, 2022)
    2D3V particle in cell computer simulations for plasma, magnetic field and current density spatio-temporal dynamics in plasma opening switch (POS) are presented for various initial plasma densities. The current channel ...
  • Plasma guns of an erosion type with the pulse-periodic gas-metal injection 
    Vinnikov, D.V.; Katrechko, V.V.; Yuferov, V.B.; Tkachev, V.I. (Problems of Atomic Science and Technology, 2022)
    The design of the modular plasma guns of an erosion type that operate in the pulse-periodic mode has been described. The injection of the electrode and dielectric materials occurs due to the combination of many processes ...
  • Possible reasons for cracking of composite scintillators after irradiation in an electron accelerator at a high dose rate 
    Krech, A.V.; Boyarintsev, A.Yu.; Gerasymov, Ia.V.; Gorbacheva, T.E.; Karavaeva, N.L.; Levchuk, L.G.; Popov, V.F. (Problems of Atomic Science and Technology, 2022)
    Possible reasons for cracking of composite scintillators after irradiation in an electron accelerator at a high dose rate are proposed. The main causes of cracking of composite scintillators, such as ionizing radiation and ...
  • Quadrupole lenses with permanent magnets 
    Bovda, V.A.; Bovda, A.M.; Guk, I.S.; Lyashchenko, V.N.; Mytsykov, A.O.; Onischenko, L.V. (Problems of Atomic Science and Technology, 2022)
    The paper presents an overview of up-to-date design and conception of permanent magnet quadrupole lense. The overview covers two classes of magnetic systems that used in the beam transport facilities of accelerators as ...
  • Radiation friction of relativistic charged particles moving in a periodic field 
    Ognivenko, V.V. (Вопросы атомной науки и техники, 2022)
    The motion of relativistic charged particles beam in an external periodic field is considered, taking into account the influence of incoherent fields produced by particles on this motion. On the basis of the dynamics of ...
  • Radiation hardness of polysiloxane-based scintillators 
    Zhmurin, P.М.; Yelisieiev, D.A.; Alekseev, V.D.; Yelisieieva, O.V.; Нurkalenko, Yu.О.; Popov, V.Ph. (Вопросы атомной науки и техники, 2022)
    Polysiloxane-based scintillators with different contant of aromatic chromophore groups have been obtained. 2,5-diphenyloxazole and its alkyl derivative were used as activators. The optical and scintillation properties of ...
  • Radiation hardness of polysiloxane-based scintillators 
    Zhmurin, P.М.; Yelisieiev, D.A.; Alekseev, V.D.; Yelisieieva, O.V.; Нurkalenko, Yu.О.; Popov, V.Ph. (Вопросы атомной науки и техники, 2022)
    Polysiloxane-based scintillators with different contant of aromatic chromophore groups have been obtained. 2,5-diphenyloxazole and its alkyl derivative were used as activators. The optical and scintillation properties of ...
  • Registration of conversion electrons in a wide energy range by the detecting system “Si planar detector - metal Gd converter” 
    Bochek, G.L.; Kapliy, А.A.; Kiprich, S.K.; Kovalenko, G.D.; Maslov, N.I.; Ovchinnik, V.D.; Potin, S.M.; Semisalov, I.L.; Shlyahov, I.N.; Shulika, M.Yu.; Vasiliev, G.P.; Yalovenko, V.I. (Problems of Atomic Science and Technology, 2022)
    The possibility of conversion electrons registration in a wide energy range by the detecting system “planar uncooled silicon detector – metal gadolinium converter” is studied. Research samples of detecting modules have ...
  • Relative length as a classification parameter of the crystallization mode of amorphous films 
    Bagmut, A.G. (Вопросы атомной науки и техники, 2022)
    The possibility of using of the relative length δ₀ as a parameter, determining the polymorphous crystallization mode of amorphous films, was considered. Following polymorphous crystallization modes have been identified ...
  • Relativistic kinetics and hydrodynamics of hot collisional plasmas 
    Marushchenko, I.; Azarenkov, N.A. (Problems of Atomic Science and Technology, 2022)
    In the paper, relativistic equations of local hydrodynamics for the laboratory fusion plasmas are obtained. Relativistic effects in the physics of electron transport appear primarily because of macroscopic features of ...
  • Research by direct methods of the base metal of main circulation pipeline of the power unit 3 of the south ukraine NPP after 200 thousand hours of operation 
    Vasilenko, R.L.; Gozhenko, S.V.; Krainyuk, Y.A.; Rudenko, O.G. (Вопросы атомной науки и техники, 2022)
    The base metal (BM) of the main circulation pipeline (MCP) of the unit 3 of the South Ukraine NPP, which has been in operation for 200 thousand hours, was investigated by direct methods. It is shown that the mechanical ...
  • Resistance of titanium alloys to cavitation wear 
    Klimenko, І.О.; Marinin, V.G.; Ovcharenko, V.D.; Kovalenko, V.I.; Kuprin, A.S.; Reshetnyak, O.M.; Belous, V.A.; Rostova, H.Yu. (Вопросы атомной науки и техники, 2022)
    The wear rate of titanium alloys VT1-0, TC5, VT6, VT14, OT4 under the action of microshocks due to cavitation, which is created in distilled water under the surface of the ultrasonic wave emitter, were determined. It was ...
  • RF modulated thermionic electron gun 
    Mytrochenko, V.V.; Zhyglo, V.F.; Kushnir, V.A. (Problems of Atomic Science and Technology, 2022)
    We present design and simulation results on the electron source for S-band technological electron linac. This device is a combination of an RF gun and a DC diode gun. The gun consists of a thermionic cathode, which is ...

Пошук


Розширений пошук

Перегляд

Мій обліковий запис