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Перегляд Problems of Atomic Science and Technology, 2023, № 3 за датою випуску

Перегляд Problems of Atomic Science and Technology, 2023, № 3 за датою випуску

Результати 1-20 з 34

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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 ...
Voltage source up to 30 kV with pulsation not more than 0.1%

Krivonosov, G.A.; Svystunov, O.А.; Vasiliev, A.V.; Sotnikov, G.V. (Problems of Atomic Science and Technology, 2023)

A DC source with a voltage of 30 kV with a ripple of less than 0.1% has been developed and manufactured for accelerating and focusing electrons in a dielectric laser accelerator on a chip structure. The source, which has ...
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. ...
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 ...
Radioecology monitoring system for mountine areas of the Tisza river basin (Transcarpathia, Ukraine)

Symkanich, O.I.; Svatiuk, N.I.; Maslyuk, V.T.; Glukh, O.S.; Sukharev, S.N.; Sherehiy, A.A. (Problems of Atomic Science and Technology, 2023)

Regularities of distribution, migration and accumulation of natural gamma-active nuclides ⁴⁰K, series of uranium ²³⁸U (²¹⁴Pb, ²¹⁴Bi) and thorium ²³²Th (²¹²Pb, ²¹²Bi, ²²⁸Ac, ²⁰⁸Tl), as well as technogenic ¹³⁷Cs in the bottom ...
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 ...
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 ...
Acceleration of compensated high-current ion beam with cusp magnetic electron insulation in the accelerating gap and subsequent compensation with an electron beam

Fedorovskaya, O.V.; Maslov, V.I.; Onishchenko, I.N. (Problems of Atomic Science and Technology, 2023)

2.5D simulation of the process of the magnetic isolation of electrons and the acceleration of ions when injecting a high-current ion beam, compensated by an electron beam, into a magnetic cusp with an accelerating gap, ...
Uranium mining and milling sites as sources of technologically-enhanced naturally occurring radioactive materials

Dudar, T.V. (Problems of Atomic Science and Technology, 2023)

Data on the uranium deposits database for the identification of radioactive material and sources of natural radiation within the Ukrainian Crystalline Shield are provided. The territories of uranium ore mining and processing ...
Impact of urban land on the risks of karst processes in the NPP location area (on the example of Rivne NPP)

Vasiutynska, K.A.; Barbashev, S.V.; Smyk, S.Yu. (Problems of Atomic Science and Technology, 2023)

The aim of the article is to assess the impact of urbanized areas on the risk of developing karst processes in the area of nuclear power plant location and on the safety of the plant (using the example of the Rivne nuclear ...
Probe for measuring the longitudinal component of the electric field in a dielectric wakefield accelerator

Zalesky, D.Yu.; Pristupa, V.I.; Us, V.S.; Sotnikov, G.V. (Problems of Atomic Science and Technology, 2023)

To conduct experiments to determine the amplitude of the electric field and the transformation ratio in the wake field accelerator based on dielectric structures excited by electron bunches of the Almaz-2 electron accelerator, ...
Identical decelerating wakefields for driver-bunches and identical accelerating wakefields for witness-bunches for their periodic sequence

Demydenko, I.V.; Maslov, V.I. (Problems of Atomic Science and Technology, 2023)

Acceleration by the wakefield in the plasma can provide compact sources of relativistic electron beams of high brightness. Free electron lasers and particle colliders, using plasma wakefield accelerators, require high ...
Study of vacuum high-gradient breakdowns from the ion-modified surface of copper electrodes

Baturin, V.A.; Karpenko, A.Yu.; Lebedynskyi, S.O.; Roenko, O.Yu.; Eryomin, S.O.; Novak, O.P.; Kholodov, R.I. (Problems of Atomic Science and Technology, 2023)

The influence on the resistance to high-voltage breakdown of samples irradiated with double-charged copper ions Cu²⁺ with an energy of 300 keV and different irradiation doses was studied. It is experimentally shown that ...
General solution of the excitation problem of a symmetric flat dielectric structure by plane electromagnetic waves

Vasiliev, A.V.; Povrozin, A.I.; Sotnikov, G.V. (Problems of Atomic Science and Technology, 2023)

General solution of the excitation problem of a symmetric flat dielectric structure by two laser pulses is obtained. The symmetrical geometry consists of two dielectric prisms separated by a vacuum channel for electron ...
Analysis of charged particle acceleration structures on chips

Krivonosov, G.А.; Vasiliev, A.V. (Problems of Atomic Science and Technology, 2023)

Recently, one of the promising methods of acceleration on diffracted electromagnetic waves is the method of laser acceleration of charged particles on periodic chip structures. The article analyzes the influence of various ...
Electron beam formation in magnetron guns with cathodes of millimeter diameters: experiment and simulation

Mazmanishvili, O.S.; Reshetnyak, M.G.; Chertischev, I.A. (Problems of Atomic Science and Technology, 2023)

The characteristics of the electron beam generated by the magnetron gun are studied. The experiments were carried out with magnetron guns with secondary emission cathodes (cathode diameter 2 and 3 mm, anode diameter 15 and ...
Magneto-optical structure of the multifunctional accelerator complex NSC KIPT

Shulga, M.F.; Kovalenko, G.D.; Guk, I.S.; Gladkikh, P.I.; Peev, F.A. (Problems of Atomic Science and Technology, 2023)

Optimization of the magneto-optical structure of the multi-functional accelerator complex of the NSC KIPT was carried out. Changing the scheme of injection into the first ring made it possible to obtain a structure symmetrical ...
Study of O(6) symmetry in ¹⁰⁸’¹¹⁰’¹¹²Ru isotopes by IBM-1 calculation

Hossain, I.; Kassim, H.H.; Al-Jubbori, M.A.; Saleh, A.; Viswanathan, K.K.; Salam, A.; Sharrad, F.I. (Problems of Atomic Science and Technology, 2023)

Interacting Boson Model (IBM-1) is very important for the low-lying combined state in even mass nuclei. We have described the O(6) limit in the ¹⁰⁸’¹¹⁰’¹¹²Ru nuclei by IBM-1 model. The B(E2) strength and energy levels in ...
Mathematical modeling of neutron radiography processes

Prokhorets, S.I.; Khazhmuradov, M.A. (Problems of Atomic Science and Technology, 2023)

A goal function is formulated and parameters for neutron radiography setup optimization are determined. The results of calculation of neutron passing through formation system are given.
Modeling of the substrate cooling system in the installation for the deposition of coatings by the gas plasma method

Martynov, S.O.; Luchaninov, O.A.; Lukyanova, V.P.; Prokhorets, S.I.; Slabospytska, O.O.; Khazhmuradov, M.A. (Problems of Atomic Science and Technology, 2023)

The efficiency of diamond coating synthesis depends on both the parameters of the plasma flow and the uniform temperature distribution on the surface of the substrate on which the coating is synthesized. Mathematical ...

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Перегляд Problems of Atomic Science and Technology, 2023, № 3 за датою випуску

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