Перегляд за автором "Tarasenko, O.A."

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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 ...
Determination of the light yield of organic scintillators

Galunov, N.Z.; Tarasenko, O.A.; Tarasov, V.A. (Functional Materials, 2013)

The paper analyzes the reasons of a distinction in the values of the light output and the light yield obtained by different authors for organic scintillators. The comparison method was used to determinate update values of ...
Development of new composite scintillators based on organic single crystal grains

Karavaeva, N.L.; Tarasenko, O.A. (Functional Materials, 2009)

The proposed organic composite scintillators contain crystalline grains of stilbene or p-terphenyl incorporated into a two-component non-scintillating polymer matrix. Discussed are the technological aspects of the making ...
Features of charge pairs recombination in the track regions of organic solid scintillators

Tarasenko, O.A. (Functional Materials, 2012)

Some features of the recombination of charge states generated in organic solid scintillators for different densities of radiation excitation, as well as the effect of the polarization mechanisms on this process are studied. ...
Features of charge pairs recombination in the track regions of organic solid scintillators. Part II

Tarasenko, O.A. (Functional Materials, 2013)

In this paper we studied the influence of ionization loss of a heavy charged particle on change in the distance between the charge pairs, which are generated in an organic solid scintillator, and on recombination processes ...
Generation and energy exchange of charge states in organic molecular crystoline scintillators

Tarasenko, O.A. (Functional Materials, 2012)

This paper discusses the physical processes that determine the aspects of generation and energy exchange of charge states, which arise in molecular organic media by an action of ionizing radiations of different types. The ...
Heterostructured organic scintillators with a high pulse-shape discrimination capability for radioecology problems

Khromiuk, I.F.; Galunov, N.Z.; Karavaeva, N.L.; Krech, A.V.; Polupan, Ya.I.; Tarasenko, O.A. (Вопросы атомной науки и техники, 2021)

Studies of the relative Light output and optical transmission of organic composite scintillators with different grain sizes were performed. The research results showed that for samples with grains 0.06…0.3 mm in size, in ...
Large size composite scintillators

Karavaeva, N.L.; Tarasenko, O.A. (Functional Materials, 2010)
Light transmission through the material of composite scintillator

Karavaeva, N.L.; Martynenko, E.V.; Panikarskaya, V.D.; Tarasenko, O.A. (Functional Materials, 2012)

Single-layer and multilayer (20 mm high) composite scintillators based on stilbene were studied in the work. For all the scintillators the luminous transmittances on wavelengths of 360 nm, 390 nm, 440 nm and 700 nm have ...
Luminescence energy yields of organic solid materials exited by photons of light or gamma-radiation

Tarasenko, O.A.; Galunov, N.Z.; Panikarskaya, V.D.; Sanin, E.V.; Tarasov, V.A.; Volkov, V.L. (Functional Materials, 2012)

In this paper we compare the energy yields both for the case of excitation by light photons of the visible range and for the excitation by gamma radiation for some organic scintillation crystals and polystyrene plastic ...
Methodical aspects and measuring set-up for investigation the ability to selective detection of different ionizing radiations by organic scintillators

Galunov, N.Z.; Martynenko, E.V.; Tarasenko, O.A. (Functional Materials, 2006)

In this paper, we have discussed the technique for selective detection of different types of ionizing radiations. This technique is based 011 the discrimination procedure of particles by their scintillation pulse shape. ...
Method of obtaining an organic polycrystalline scintillator for detecting beta-radionuclide sources in natural waters

Andryushchenko, A.Yu.; Belikov, K.N.; Galunov, N.Z.; Martynenko, E.V.; Lazarev, I.V.; Polupan, Ya.I.; Tarasenko, O.A. (Functional Materials, 2018)

The method of producing an organic polycrystalline scintillator with two-stage sorbent filled holes for detecting beta-emitting source of <f2m^>90Sr in natural water is proposed. That confirms that synthetic hydroxylapatite ...
Molecular packing in organic anisotropic media: effects of piesothermal factors on optical transmission in polycrystalline samples

Minenko, S.S.; Tarasenko, O.A.; Budakovsky, S.V.; Lisetski, L.N.; Galunov, N.Z. (Functional Materials, 2009)

Optical transmission was measured for pellets made of polycrystalline powders of stilbene and p-terphenyl subject to pressure compaction at temperatures close to the melting point. As compared with similar samples obtained ...
New generation of organic scintillation materials

Budakovsky, S.V.; Galunov, N.Z.; Grinyov, B.V.; Kim, J.K.; Kim, Y.K.; Tarasenko, O.A. (Functional Materials, 2009)

Organic scintillation materials of the next generation have been designed and prepared, namely, organic polycrystals obtained from finely ground perfect single crystals by pressing and organic composite scintillators ...
Optical and scintillation properties of stilbene polycrystalline and composite materials

Galunov, N.Z.; Tarasenko, O.A.; Tarasov, V.A. (Functional Materials, 2015)

The new types of organic radioluminescent materials, namely, polycrystalline and composite scintillators are studied. The results of measurements of light transmittance in the range of their luminescence and transparency ...
Peculiarities of the formation of scincillation response in organic materials with stochastic character of light propagation

Polupan, Ya.I.; Lazarev, I.V.; Martynenko, E.V.; Minenko, S.S.; Tarasenko, O.A.; Тarasov, V.A. (Problems of Atomic Science and Technology, 2023)

The paper examines the possibility of using an organic polycrystal as the “opaque” scintillator. Polycrystals are produced by pressing crystalline grains. When light propagates through a polycrystal, it is repeatedly ...
Quenching process in an ionizing particle track for organic crystalline scintillation detectors

Galunov, N.Z.; Seminozhenko, V.P.; Martynenko, E.V.; Tarasenko, O.A. (Вопросы атомной науки и техники, 2013)

The processes of primary energy exchange of ionizing radiation in track regions of organic molecular scintillation crystalline materials are reviewed. The semi-empirical description of the processes of primary energy ...
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), ...
Scintillation primary quenching in organic condensed media revisited

Galunov, N.Z.; Martynenko, E.V.; Semynozhenko, V.P.; Tarasenko, O.A. (Functional Materials, 2009)

The revised model of the scintillation process in organic condensed media takes into account the fundamental influence of the polarization effects on the processes proceeding in a track of ionizing particle. A very fast ...
Scintillation properties of Eu²⁺-doped SrCl₂ and CsSrCl₃ single crystals

Cherginets, V.L.; Grippa, A.Yu.; Rebrova, T.P.; Datsko, Yu.N.; Ponomarenko, T.V.; Rebrova, N.V.; Kosinov, N.N.; Tarasenko, O.A.; Dolzhenko, Yu.I.; Zelenskaya, O.V. (Functional Materials, 2012)

Eu²⁺-doped CsSrCl₃ scintillation crystals with activator concentration 0.5, 1 and 5 mol. % and SrCl₂: Eu²⁺ material doped with 1 mol. % of the activator have been grown by Bridg-man-Stockbarger method. The radioluminescence ...

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