Перегляд за темою "Ядернo-физические методы и обработка данных"

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Analysis of data arrays on cyclotron production of medical radioisotopes

Petrusenko, Yu.T.; Lymar, A.G.; Nikolaichuk, L.I.; Tutubalin, A.I.; Shepelev, A.G.; Ponomarenko, T.A.; Nemashkalo, O.V. (Вопросы атомной науки и техники, 2009)

The paper analyzes the state of cyclotron production of radionuclides (RN) for nuclear medicine. Consideration is given to the production of ultra-short-lived (USL) and short-lived (SL) RN. The information of the IAEA ...
Antineoplastic therapy by radioactive cisplatin in experiment

Dikiy, N.P.; Dovbnya, A.N.; Lyashko, Y.V.; Medvedeva, E.P.; Medvedev, D.V.; Uvarov, V.L. (Вопросы атомной науки и техники, 2007)

The method of ¹⁹⁵mPt production on linear electron accelerators and cyclotron of NSC KIPT are described. The method of ¹⁹⁵mPt separation from the irradiated samples are developed. The methods of cisplatin synthesis with ...
Argon activation in air at medical cyclotron RDS ECLIPSE during production of ¹⁸F

Bezshyyko, O.A.; Golinka-Bezshyyko, L.O.; Kadenko, I.M. (Вопросы атомной науки и техники, 2009)

Medical cyclotrons are widely used to produce positron emitting isotopes for positron emission tomography. High level of air activation is possible due to high neutron flux as a result of ¹⁸O(p, n) ¹⁸F reaction. Reaction ...
A technique for the selective detection of neutrons in geological applications

Baker, J.H.; Galunov, N.Z.; Kostin, V.G.; Martynenko, E.V.; Tarasenko, O.A. (Вопросы атомной науки и техники, 2007)

We present a new, combined technique for the detection of fast and thermal neutrons in the presence of accompanying gamma radiation, for geological and radioecological applications. To separate the slow neutron pulses and ...
Binding technique on the ground in the study of the effects of man-caused accidents

Batiy, V.G.; Glebkin, S.I.; Kochnev, N.A.; Selyukova, V.V.; Prokhorets, S.I.; Fedorchenko, D.V.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2013)

The technique of determining the coordinates of the point of measuring device location during the researches in contaminated areas and near the radiation- and chemically-dangerous objects is proposed. It is shown the optimal ...
Clinoptilolyte influence on the radionuclide ¹³⁷Cs removal from the animal organism

Lonin, A.Yu. (Вопросы атомной науки и техники, 2009)

The possibility of zeolite use for the radionuclide ¹³⁷Cs removal from the animal organism under internal irradiation is investigated. The dependence of the dynamics of ¹³⁷Cs removal from the animal organism on such ...
Computation studying of the neutron yield from the neutron-production target irradiated with electrons

Prokhorets, I.M.; Prokhorets, S.I.; Rudychev, Y.V.; Skrypnik, A.I.; Fedorchenko, D.V.; Khazhmuradov, M.A. (Вопросы атомной науки и техники, 2009)

It is considered the modeling of neutron yield from the targets with high atomic numbers irradiated with accelerated electrons. Modeling results from the MCNPX and GEANT software are compared with existing experimental ...
Computer simulation of fission wave propagation in subcritical assembly using code MCNP

Gann, A.V.; Gann, V.V. (Вопросы атомной науки и техники, 2009)

Computer simulation of neutron kinetics in the electron accelerator driven subcritical assembly was carried out using the code MCNP. Propagation of fission wave along the fuel rod to both sides of the neutron source after ...
Computer simulations of the stainless steel composition changes induced by neutron based nuclear reactions

Rudychev, Y.V.; Khazhmuradov, M.A.; Prokhorets, S.I.; Fedorchenko, D.V. (Вопросы атомной науки и техники, 2009)

Problem of construction material composition changes induced by neutron fluxes of nuclear reactor VVER-1000 as a result of a nuclear reaction and associated activation processes was considered. The special methodic to ...
Development and creation of the electromagnetic separator for isotope separation in the system of opposing axisymmetric magnetic fields with two field reverses

Yegorov, A.M.; Lymar’, A.G.; Nikolaichuk, L.I.; Popov, V.A.; Bondarenko, L.A.; Tutubalin, A.I.; Nemashkalo, O.V.; Krivchenko, O.V. (Вопросы атомной науки и техники, 2013)

The paper reports the results of work on creation of a setup for isotope separation in the system of opposing axisymmetric magnetic fields with two field reverses. Consideration is given to a real possibility of improving ...
Directional effects in albedo and angular distributions of relativistic electrons reflected from single crystals at grazing incidence

Dyuldya, S.V. (Вопросы атомной науки и техники, 2007)

Using the computer experiment methods directional effects of relativistic electrons’ coherent reflection from crystal surface at glancing incidence were studied in conditions when it is due to multiple transversal scattering ...
Dose calculations for CBM experiment

Bezshyyko, O.A.; Golinka-Bezshyyko, L.O.; Kadenko, I.M.; Sevastyuk, O.O. (Вопросы атомной науки и техники, 2007)

Calculations of doses and fluences in the area of experimental hall and research equipment for CBM project of future accelerator Facility for Antiproton and Ion Research (FAIR) in Darmstadt were performed. Code FLUKA was ...
Effect of heterogeneity of subjects of industrial irradiation processes on spatial distributions of absorbed doses upon electron beam, X-ray and gamma irradiation

Dyuldya, S.V.; Bratchenko, M.I. (Вопросы атомной науки и техники, 2007)

By means of Monte Carlo computer modeling the effects of heterogeneity and spatial arrangement of irradiated disposable syringes on the absorbed dose deposition profiles has been studied for different kinds of irradiation. ...
Effect of magnetic field distribution on isotopes separation in system with acute-angle geometry of magnetic field

Belikov, A.G.; Papkovich, V.G. (Вопросы атомной науки и техники, 2009)

By numerical solving of the particle motion equations the separation of carbon isotopes 12C and 13C in varies magnetic field configuration is considered. It is shown, that isotope separation can be improved considerably ...
Efficiency of defects formation in spinel under high energy electron and gamma beam irradiation

Gokov, S.P.; Gritsyna, V.T.; Kasilov, V.I.; Kochetov, S.S.; Kazarinov, Yu.G. (Вопросы атомной науки и техники, 2009)

There were provided the comparative investigations of the efficiency of optical absorption centers formation in magnesium aluminates spinel (single crystals and ceramics) at the influence of high energy gamma or electron ...
Estimation of palladium-103 radionuclide producibility at the cyclotron CV-28 for nuclear medicine

Petrusenko, Yu.T.; Lymar’, A.G.; Nikolaichuk, L.I.; Ponomarenko, T.A.; Tutubalin, A.I.; Shepelev, A.G. (Вопросы атомной науки и техники, 2009)

Consideration is given to the possibility of 103P d radionuclide production in nuclear reactions on protons and deuterons at the cyclotron CV −28, for a subsequent use of the radionuclide in medicine, in particular, for ...
Features of adsorbed chemical elements and their isotopes distribution in iodine air filters FU-1500 of nuclear power plant

Neklyudov, I.M.; Dovbnya, A.N.; Dikiy, N.P.; Ledenyov, O.P.; Lyashko, Yu.V. (Вопросы атомной науки и техники, 2013)

The main aim of research is to investigate the physical features of spatial distribution of the adsorbed chemical elements and their isotopes in the granular filtering medium in the iodine air filters of the type of AU-1500 ...
GEANT4 simulation of neutron transport and scattering in media

Deiev, O.S. (Вопросы атомной науки и техники, 2013)

GEANT 4 simulation toolkit and PhysList QGSP BIC HP for simulate neutron transport and scattering was used. Primary neutron spectrum was modeled similar spectrum of ²³⁹Pu - Be(α, n) neutron source. Spectra of neutron passing ...
Generation of MeV -energy protons in WWER reactor core

Gann, A.V.; Gann, V.V. (Вопросы атомной науки и техники, 2009)

The spectrum of fast protons, generated by fast neutrons of WWER-1000 reactor core in water, has been calculated using the Monte Carlo method. The main mechanism of fast proton generation in the moderator is found to ...
Independent method of Au determination in different materials by applying (γ,γ¹)m-reaction

Afanas'ev, S.N.; Kuplennikov, E.L.; Krasil'nikov, V.V. (Вопросы атомной науки и техники, 2009)

Represented results are based on using the ¹⁹⁷Au(ƴ,ƴ')¹⁹⁷mAu reaction, the experimental integrated cross sections of the isomer excitation through activation levels and the Monte-Carlo simulation method. It is shown that ...

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