Журналы: Недавние поступления

Отображаемые элементы 121-140 из 167

Mechanisms formation of electron-hole trap centers in LiKSO4 crystall

Nurakhmetov, T.N.; Salikhodzha, Zh.M.; Zhunusbekov, A.M.; Kainarbay, A.Zh.; Daurenbekov, D.H.; Alibay, T.T.; Sadykova, B.M.; Zhangylyssov, K.B.; Yussupbekova, B.N.; Tolekov, D.A. (2021)

The mechanisms of creation of electron-hole trapping centers in LiKSO4 have been investigated by the methods of vacuum and thermal activation spectroscopy. It is shown that electron-hole trapping centers are formed during ...
Measuring the yields and angular distributions of γ - quanta from the interaction between 14.1 MeV neutrons and sodium nuclei

Dabylova, S.B.; Kopatch, Yu.N.; Fedorov, N.A.; Grozdanov, D.N.; Ruskov, I.N.; Skoy, V.R.; Hramco, K.; Tretyakova, T.Yu.; Sakhiyev, S.K.; Marzhokhov, R.B.; Bogolyubov, E.P.; Zverev, V.I.; Barmakov, Yu.N. (2021)

A study of the reaction of inelastic scattering of 14.1 MeV neutrons by 23 Na nuclei was carried out at the TANGRA facility using the tagged neutron method. In this work, the energies of visible γ - transitions are determined, ...
Non-destructive analysis of materials by neutron imaging at the TITAN facility

Nazarov, K.M.; Mukhametuly, B.; Kichanov, S.E.; Zholdybayev, T.K.; Shaimerdenov, A.A.; Karakozov, K.B.; Dyussambayev, D.S.; Aitkulov, M.T.; Yerdauletov, M.; Napolskiy, P.; Kenessarin, M.; Kalymkhan, E.K.; Imamverdiyev, N.A.; Jabarov, S.H. (2021)

Since 2019, the TITAN neutron radiography and tomography facility have been operating at the WWR-K research reactor. The experimental station is intended for a wide range of applications in various fields of science. ...
Phase composition and thermoelectric properties of the nanocomposite alloys NaxCu2−x−yS

Kubenova, M.M.; Balapanov, M.Kh.; Kuterbekov, K.A.; Ishembetov, R.Kh.; Kabyshev, A.M.; Yulaeva, Y.Kh. (2020)

Nanocrystalline alloys of the compositions Na 0.05 Cu 1.95 S, Na 0.075 Cu 1.925 S, Na 0.10 Cu 1.90 S, Na 0.125 Cu 1.750 S, Na 0.15 Cu 1.85 S, Na 0.17 Cu 1.80 S, Na 0.20 Cu 1.77 S were synthesized in a melt medium mixtures ...
Comparison of aluminum and manganum concentration in Akmola region, Kazakhstan

Zhumalina, A.G.; Sambayev, E.K.; Sakaguchi, A.; Endo, S.; Tanaka, K.; Kajimoto, T.; Kawano, N.; Suleimenov, T.B.; Zhumadilov, K.Sh.; Hoshi, M. (2020)

The results of seasonal Al and Mn activity on the surface of the atmosphere above the city of Nur-Sultan are shown from October 2016 to January 2017. The technique of sampling aerosols in various fractions and further ...
Neutron transfer and nuclear breakup in 208Pb (11Li, 9 Li) reaction

Azhibekov, A.K.; Samarin, V.V.; Kuterbekov, K.A. (2020)

Neutron transfer and nuclear breakup processes in reaction with weakly bound nucleus 11Li at energies near the Coulomb barrier are investigated in the framework of the time-dependent Schrödinger equation. The evolution ...
The study of the applicability of invar nanostructures for the reduction of p-nitrophenyl compounds

Borgekov, D.B.; Zdorovets, M.V.; Shlimas, D.I.; Kozlovskiy, A.L.; Khlebnikov, N.A.; Kaniukov, E.Yu. (2020)

The results of the study of the phase composition of iron-nickel nanostructures susceptible to electron irradiation on the catalytic reduction of p-nitrophenyl compounds are presented. In the course of the studies, it ...
Suitability testing of polyethylene terephthalate film as a solid-state nuclear track detector for using in radon studies

Yerimbetova, D.; Stepanenko, V.; Kozlovskiy, A.; Zhumadilov, K. (2020)

The present work describes the procedure for testing the suitability of a polyethylene terephthalate film (after irradiation with heavy ions it is widely used in various fields) as an alpha-track detector. The test was ...
Calculation of proton transfer cross sections in the 14N +12 C reaction at 116 MeV using the DWBA method

Azhibekov, A.K.; Kuterbekov, K.A.; Kabyshev, A.M.; Mukhambetzhan, A.M. (2020)

The proton transfer in the reaction 12C( 14N,13 C) 13N are discussed. Calculations of level energies in the shell model of deformed and spherical nuclei are performed for 14N nuclei. The present theoretical analysis ...
Evolution of structural and magnetic parameters of nickel nanotubes under irradiation of Fe7+ ions

Shumskaya, A.; Kaniukov, E.; Shlimas, D.; Zdorovets, M.; Kozlovskiy, A. (2020)

This work is devoted to investigations of nickel nanotubes behavior under influence of swift heavy ion irradiation. High-energy irradiation initiates damage process inside nanostructures and can cause the appearance of ...
A spatial localization of structural degradation areas in the single crystal turbine blades by means of a neutron tomography method

Nazarov, K.M.; Kichanov, S.E.; Lukin, E.V.; Rutkauskas, A.V.; Savenko, B.N. (2020)

The single crystal nickel-based superalloy turbine blades have been studied by means of a neutron tomography method as a non-destructive structural probe. Differences in neutron attenuation coefficients inside volume of ...
A ROOT-based program for analysing data on T-odd asymmetry in the neutron-induced fission of heavy nuclei

Berikov, D.B.; Ahmadov, G.S.; Kopatch, Yu.N.; Zhumadilov, K.Sh. (2020)

This paper presents a ROOT based program that allows processing the data from experiments on the ROT-asymmetry in the angular distribution of fission products and present the results of the experiment in a convenient and ...
Comparison of calculated by DFTB electronic excitation energies of CdS nanosized clusters with DFT results

Aldongarov, A.A.; Assilbekova, A.M.; Irgibaeva, I.S.; Mantel, A.I. (2020)

Nano-dimensional crystalline cadmium sulfide is a semiconductor that exhibits size-dependent optoelectronic properties, determined by the effects of quantum confinement. Due to these effects, it is possible to adjust the ...
Study of the strength characteristics and radiation resistance of thin-film coatings based on CuX (X=Bi, Mg, Ni)

Shlimas, D.I.; Kozlovskiy, A.L.; Kaliekperov, M.E.; Kadyrzhanov, K.K.; Uglov, V.V. (2020)

The paper presents the results of changes in the strength characteristics of thin-film coatings based on compounds of copper-bismuth, copper-magnesium, copper-nickel. The dependences of the influence of the phase composition ...
Determination of radon levels in dwellings and social objects and evaluation annual effective dose from inhalation of radon in Stepnogorsk area Northern Kazakhstan

Ibrayeva, D.S.; Aumalikova, M.N.; Ilbekova, K.B.; Bakhtin, M.M.; Kazymbet, P.K. (2020)

Radon is a noble gas that is one of the natural radioactive decay products of radium resulting from the disintegration of uranium. Humans are exposed to sources of natural radiation activity, being radon and its progeny ...
Determination of the target parameters using the Monte Carlo method for an experiment on inelastic neutron scattering in different samples at the "TANGRA" installation

Dabylova, S.B.; Kopatch, Yu.N.; Sakhiev, S.K.; Grozdanov, D.N.; Fedorov, N.A. (2020)

Using the tagged neutron method at the "TANGRA" facility at Frank Laboratory of Neutron Physics of the Joint Institute for Nuclear Research based on the ING-27 standard neutron generator, a study of the 14.1 MeV inelastic ...
Assessment of the dose burden and health status of the uranium processing workers of the Republic of Kazakhstan

Aumalikova, M.N.; Ibrayeva, D.S.; Ilbekova, K.; Kazymbet, P.K.; Bakhtin, M.M.; Janabaev, D.D.; Altaeva, N.Z. (2020)

The main objective of current study is to assess the dose burden and health status of workers at the uranium processing hydrometallurgical plant in order to develop measures aimed at reducing their incidence. This article ...
Determination of the response function of the NaI detector for γ-quanta with an energy of 4.43 MeV, formed during inelastic scattering of neutrons with an energy of 14.1 MeV on carbon nuclei

Dabylova, S.B.; Kopach, Yu.N.; Sakhiyev, S.K.; Grozdanov, D.N.; Fedorov, N.A. (2020)

The work is devoted to determining the response function of the detector NaI(Tl) for γ -quanta with energy of 4.43 MeV, formed during inelastic scattering of neutrons with energy of 14.1 MeV on the nuclei 12 C. In gamma ...
Neutron pick-up reactions in 18O (10 MeV/nucleon) + Ta

Lukyanov, S.; Issatayev, T.; Hue, B.M.; Maslov, V.; Mendibayev, K.; Stukalov, S.S.; Aznabayev, D.; Shakhov, A.; Kuterbekov, K.A.; Kabyshev, A.M. (2020)

The availability of new radioactive ion beams has broadened the study of nuclear reactions and nuclear structure. The main mechanism to produce the secondary beams is the fragmentation of the projectile. An alternative ...
Study of the effect of irradiation on nitride ceramic materials

Gladkikh, T.M.; Kozlovskiy, A.L.; Zdorovets, M.V.; Kaniukov, E.Y. (2019)

The paper presents the results of a study of the effect of proton and ion radiation on structural changes in nitride ceramics, which have a high potential for using as a structural material for GenIV nuclear reactors. ...

Недавно добавленные

Журналы: Недавние поступления

Поиск в DSpace

Просмотр

Весь DSpace

Это сообщество

Моя учетная запись