Перегляд за темою "Nuclear-physical methods and processing of data"

Результати 1-14 з 14

3D modeling of radiation conditions and dose rates for personnel during dismantling of the roof structures of the Shelter object

Pashynov, M.; Pidbereznyy, S.; Paskevych, S. (Вопросы атомной науки и техники, 2020)

The results of three-dimensional modeling of personnel work conditions in radiation-hazardous conditions of the “Shelter” object, carried out using the software complex HVRC VRdose, are presented. Estimations of dosing ...
Bremsstrahlung of electrons and yield of neutrons from thick converters, passing of gamma-radiation and neutrons through biological shielding

Deiev, O.S.; Bochek, G.L.; Dubina, V.N.; Kiprich, S.K.; Vasilyev, G.P.; Yalovenko, V.I.; Ovchinnik, V.D.; Shulika, M.Y. (Вопросы атомной науки и техники, 2019)

In GEANT4 spectral-angular distributions of the bremsstrahlung of medium-energy electrons from amorphous targets of diﬀerent thickness and atomic charge were calculated. The total yield of gamma quanta in the forward ...
Calculation of gamma-ray attenuation parameters for aluminium, iron, zirconium and tungsten

Hiwa Mohammad Qadr (Вопросы атомной науки и техники, 2020)

The purpose of this study was to determine the linear attenuation coefficient, the mass attenuation coefficient, Half Value Layer. Tenth Value Layer and Mean Free Path for four different shielding materials such as aluminium, ...
Elemental, phase and structural analysis of gallstones with hiatal hernias in patients of Kharkiv region

Dikiy, N.P.; Bereznyak, E.P.; Boyko, V.V.; Medvedeva, E.P.; Parhomenko, K.Yu.; Parhomenko, T.A.; Hodyreva, Y.S. (Вопросы атомной науки и техники, 2020)

Gamma activation method on linac NSC KIPT, IR-spectrometry and crystal-optical investigations have been used to determinate the content of elements, the phase analysis and structural features of a different organic and ...
Geometrical structure of lead nuclei and of some other chemical elements

Aminov, Yu.A. (Вопросы атомной науки и техники, 2020)

The interior structure of nucleus of the chemical element lead is given in the form of shell sequence of polyhedrons. This sequence represented with the help of some arithmetic progression of positive numbers, which connects ...
Optimization of ignition zone of advanced fast reactor, working in nuclear burning wave mode

Fomin, S.P.; Kirdin, A.I.; Malovytsia, M.S.; Pilipenko, V.V.; Shul’ga, N.F. (Вопросы атомной науки и техники, 2019)

This article deals with the problem of optimizing composition and structure of the ignition zone of the fast reactor operating in the self-sustaining mode of nuclear burning wave with the purpose of its smooth start-up and ...
Radiation resistance of composite scintillators

Boyarintsev, A.Yu.; Galunov, N.Z.; Gerasymov, Ia.V.; Gorbacheva, T.E.; Grinyov, B.V.; Karavaeva, N.L.; Khabuseva, S.U.; Krech, A.V.; Levchuk, L.G.; Martynenko, E.V.; Popov, V.F.; Sidletskiy, O.Ts.; Tarasenko, O.A. (Вопросы атомной науки и техники, 2019)

Radiation resistance of composite scintillators containing grains of organic or inorganic single crystals has been analysed. The analysis is based on the study of composite scintillators containing grains Gd₂SiO₅:Ce (GSO:Ce), ...
Some questions of methodology for conducting tests of radiation protection of armored objects

Dovbnya, A.N.; Starenky, V.P.; Goncharov, I.G.; Cherniavskіy, I.Y.; Anashkin, O.A.; Vlasenko, V.O.; Ovcharenko, K.S. (Вопросы атомной науки и техники, 2020)

The results of approbation of the methodology for laboratory testing a materials for armored objects radiation protection by determining their half-value layer for nuclear radiations, which are typical for the main situations ...
Study of the possibility of distillation of technetium from molybdenum solutions on example of rhenium

Azarov, O.I.; Bocharov, V.O.; Stoyanov, O.F. (Вопросы атомной науки и техники, 2020)

To study the processes of separation of molybdenum and technetium, rhenium, which has chemical properties close to technetium, is used. It is rational to divide molybdenum and technetium through distillation.
Supercritical fluid extraction of molybdenum complexes and its isotopes with carbon dioxide

Borts, B.V.; Bulavin, L.A.; Skoromnaya, S.F.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2020)

Separation of molybdenum complexes and its isotopes by supercritical fluid extraction (SFE) with carbon dioxide was experimentally investigated. The type of modifier, which provides increasing the efficiency of the metal ...
Synergism and antagonism of influence low dose radiation and environment on health of population in Ukraine

Dikiy, N.P.; Medvedeva, E.P. (Вопросы атомной науки и техники, 2019)

The genesis of carcinogenic diseases is characterized by a multifactor dependence. The effect of low dose radiation in combination with environmental factors has a significant number of features. It was studied the influence ...
The thermal-hydraulic calculation in a fuel cartridge when the symmetry of fuel rods packing is broken

Sheyko, T.I.; Maksimenko-Sheyko, K.V.; Uvarov, R.A.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2019)

In the work, the problem of convective heat transfer in the fuel cartridge with fuel rods, including the case of broken symmetry in the packing of rods, is solved with new design tools of the R-functions method and the ...
Use IR-spectroscopy in treatment oncological patients with bone metastasises by ¹⁵³Sm-oxabifor

Dikiy, N.P.; Krasnoselsky, N.V.; Bereznyak, E.P.; Grushka, A.V.; Medvedeva, E.P. (Вопросы атомной науки и техники, 2020)

Using infrared spectroscopy, we studied the character of intermolecular interactions in the samples blood plasma of oncological patients with bone metastases in the treatment of their modern β-emitter ¹⁵³Sm-oxabifor. The ...
Variation of impurity element content,structure and phase composition of the teeth at inflammatory odontogenic diseases

Dikiy, N.P.; Bereznyak, E.P.; Grigorov, S.N.; Lyashko, Yu.V.; Medvedeva, E.P.; Medvedev, D.V.; Rekova, L.P.; Hodyreva, Y.S. (Вопросы атомной науки и техники, 2019)

Gamma-activation analysis on LUE NSC KIPT was used to measure macro-, microelements and ²²⁴,²²⁶,²²⁸Ra in intact teeth and teeth with in ammatory odontogenic diseases. A comparative analysis of the phase composition of the ...

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Перегляд за темою "Nuclear-physical methods and processing of data"

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