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Eurasian journal of physics and functional materials: Недавние поступления

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Thermal conductivity of new nanocomposite superionic semiconductors K0.01Cu1.96S, K0.02Cu1.95S, K0.03Cu1.94S, K0.04Cu1.93S, K0.05Cu1.94S

Kubenova, M.M.; Balapanov, M.Kh.; Ishembetov, R.Kh.; Kuterbekov, K.A.; Almukhametov, R.F.; Bekmyrza, K.Zh.; Kabyshev, A.M.; Palymbetov, R.Sh.; Taimuratova, L.U. (2023)

In this work, we investigated the effect of nanostructuring on the thermoelectric and thermal properties of nonstoichiometric solid splavs doped with copper sulfides with potassium. The synthesized alloys K0.01Cu1.96S , ...
Computational scheme for breakup of 11Be on light targets

Valiolda, D.S.; Janseitov, D.M.; Melezhik, V.S. (2023)

We investigate the Coulomb breakup of the 11 Be halo nuclei on a light (carbon) target within nonperturbative time-dependent approach including the low-lying resonance 5/2+ of 11 Be (E= 1.232 MeV). We had found considerable ...
Influence of surfactants on the formation and growth of cadmium telluride nanoplatelets

Akhmetova, A.S.; Ospanova, A.K.; Yussupbekova, B.N.; Alibay, T.T. (2023)

The article presents a comprehensive review of the current research on the use of surfactants in CdTe nanoplatelet synthesis, including a discussion of the various types of surfactants that have been used and their effects ...
Electron-hole trapping centers in alkali metal sulfates with Dy3+ impurities

Nurakhmetov, T.N.; Alibay, T.T.; Bakhtizin, R.Z.; Pazylbek, S.; Kainarbay, A.Zh.; Zhunusbekov, A.M.; Sadykova, B.M.; Tolekov, D.A.; Shamieva, R.K.; Nurpeissov, A.S. (2023)

The Na2SO4 − Dy samples were obtained by slow evaporation method. The spectroscopic methods were used to study the mechanisms of formation of electron and hole trapping centers. Intrinsic recombination emission of 2.9–3.1 ...
Non-destructive structural studies of ceramic fragments of ancient tribes of Kazakhstan

Zhomartova, A.Zh.; Bakirov, B.A.; Kichanov, S.E.; Zhumatayev, R.S.; Toleubayev, A.T.; Shakenov, S.; Kozlenko, D.P. (2023)

The phase composition of several fragments of the ancient ceramic of the early medieval settlement of Asusay and burial ground Eleke Sazy in the modern Republic of Kazakhstan has been studied using neutron diffraction ...
Thermal and electrical properties of nanocrystalline superionic NaxCu1.75S (x=0.1, 0.15, 0.2, 25) compounds

Kubenova, M.M.; Kuterbekov, K.A.; Balapanov, M.Kh.; Ishembetov, R.Kh.; Akhmetgaliev, B.M.; Kabyshev, A.M.; Bekmyrza, K.Zh.; Zeleev, M.Kh.; Palymbetov, R.Sh.; Baikhozhaeva, B.U. (2023)

The paper presents the results of the studies of thermal properties of nanocrystalline superionic NaxCu1.75S (x=0.1, 0.15, 0.2, 25) compositions, and preliminary results of Na0.1Cu1.75S using as energy stored cathode ...
Luminescent properties of BaxMg(2−x) F4 :W ceramics

Koketai, T.A.; Strelkova, A.V.; Zhunusbekov, A.M.; Karipbayev, Zh.T.; Lisitsyna, L.A.; Chakin, A.M. (2023)

Ceramics based on alkaline earth metal fluorides activated by tungsten has been obtained by radiation synthesis. The synthesis was realized by direct action on the mixture with an activator of a powerful flow of high-energy ...
Electron-hole trapping centers in Na2SO4 with a transition metal impurity Mn

Nurakhmetov, T.N.; Alibay, T.T.; Pazylbek, S.; Zhunusbekov, A.M.; Sadykova, B.M.; Tolekov, D.A.; Shamieva, R.K.; Nurpeissov, A.S. (2023)

The Na2SO4 samples were obtained by slow evaporation method. The mechanisms of the formation of electron and hole trapping centers are investigated by spectroscopic methods. Intrinsic recombination emission of 2.9–3.1 ...
Super–protonic conductors for solid acid fuel cells (SAFCs): a review

Afroze, Sh.; Reza, Md S.; Somalu, M.R.; Azad, A.K. (2022)

Fuel cell holds the promise of being environmentally friendly and becomes one of the alternatives for renewable energy. Solid acids have super–protonic behavior which allows them to become conductors. It can function at ...
Analysis procedures in deriving of the differential cross section of the reaction pp → {pp}sπ0 at energies 1.6–2.4 GeV

Baimurzinova, B.S.; Tsirkov, D.A. (2022)

The reaction pp → {pp}sπ 0 , where {pp}s denotes a diproton, i.e. an unbound interacting proton pair in the 1S0 , state, was investigated in order to obtain a differential cross section dσ/dΩ at small angles in the ...
Investigation of the temperature and precursors concentration dependence of the formation of ZnSe quantum dots

Duisenbay, B.A.; Alibay, T.T.; Akhmetova, A.S.; Zhangylyssov, K.B.; Daurenbekova, R.K.; Kainarbay, A.Zh.; Nurakhmetov, T.N.; Daurenbekov, D.H. (2022)

Various variations of the synthesis of ZnSe quantum dots are investigated. The influence of temperature, the concentration of precursors and the time of synthesis of quantum dots was taken into account. Aliquot absorption ...
Structural studies of the brass ingots from the Shcherbet historical complex of the Lower Kama region: neutron diffraction and tomography studies

Zhomartova, A.Zh.; Shaykhutdinova, E.F.; Bakirov, B.A.; Kichanov, S.E.; Kozlenko, D.P.; Sitdikov, A.G. (2022)

The structural characteristics and phase composition of several ancient brass ingots obtained in the archeological Shcherbet complex has been studied using neutron diffraction and tomography methods. The XRF analysis and ...
Study of bound and resonance states of 11Be in breakup reaction

Valiolda, D.S.; Janseitov, D.M.; Melezhik, V.S. (2022)

We investigate the Coulomb breakup of the 11 Be halo nuclei on a lead target within non-perturbative time-dependent approach in a wide range of beam energy (5–70 MeV/nucleon) including the low-lying resonances in different ...
Photoluminescence and thermoluminescence in a Li2SO4 crystall

Nurakhmetov, T.N.; Zhunusbekov, A.M.; Kainarbay, A.Zh.; Daurenbekov, D.H.; Tolekov, D.A.; Sadykova, B.M.; Temirkulova, N.I.; Zhangylyssov, K.B.; Alibay, T.T.; Shamieva, R.K.; Manat, A.A.; Kabadulla, T.M. (2022)

The nature of intrinsic emission and the creation of electron-hole trapping centers in irradiated with ultraviolet and X-rays at 15 K and 300 K was investigated in Li2SO4 by methods of spectroscopy. It is shown that in ...
Evaluation of threshold conditions for latent track formation in nanocrystalline Y2Ti2O7

Ibrayeva, A.; Mutali, A.; O’Connell, J.; Sohatsky, A.; Skuratov, V.; Alekseeva, L.; Korneeva, E.; Rymzhanov, R. (2022)

We present the first report on the structural effects induced by swift xenon ions in nanocrystalline pyrochlore Y2Ti2O7 (outside the metal matrix) studied using high resolution transmission electron microscopy. Latent ...
Measurements of uranium in urine samples of uranium workers and inhabitants of nearby settlements in Akmola Region, Kazakhstan

Aumalikova, M.N.; Ibrayeva, D.S.; Zhumadilov, K.Sh.; Bakhtin, M.M. (2022)

The main purpose is determine and evaluate uranium concentration in urine of the inhabitants of nearby settlement of uranium mining sites and workers of uranium processing sites. As uranium enterprises working in Stepnogorsk ...
Synthesis, X-ray phase analysis and differential thermal analysis of nanocrystalline superionic KxCu1.85S (x<0.05) copper sulfides

Sakhabayeva, S.M.; Balapanov, M.Kh.; Kuterbekov, K.A.; Ishembetov, R.Kh.; Kubenova, M.M.; Giniyatova, Sh.G.; Nurkenov, S.A.; Akhmetgaliev, B.M.; Zeleev, M.Kh.; Yakshibaev, R.A.; Seisenbayeva, G.S. (2022)

Superionic semiconductor chalcogenides with mixed electronic-ionic conductivity have very low lattice thermal conductivity and are excellent thermoelectrics. Doping with other elements is one of the methods for optimizing ...
Non-destructive neutron structural studies of ancient ceramic fragments of the cultural heritage of the Republic of Kazakhstan

Bakirov, B.A.; Zhomartova, A.Zh.; Kichanov, S.E.; Zhumatayev, R.S.; Toleubayev, A.T.; Nazarov, K.M.; Kozlenko, D.P.; Nazarova, A.M. (2022)

The structural features of ancient ceramic fragments dating from various historical ages of ancient cultural groups inhabiting the territory of modern Kazakhstan were studied using optical microscopy, neutron diffraction, ...
Magnetic anisotropy and stability of Fe3Ga compounds

Inerbaev, T.M.; Abuova, A.U.; Dauletbekova, A.K.; Abuova, F.U.; Kaptagay, G.A.; Zakieva, Zh.; Eltizarova, M.; Barakov, A. (2021)

The magnetic anisotropy energy and the stability of crystal modifications of D03 and L21 of Fe3Ga compounds are studied with the density functional theory methods. The magnetic anisotropy energy of the D03 structure is ...
Application of non-destructive neutron resonance capture analysis for investigation of women’s Old Believer cross dating back to the second half of the 17th century

Mazhen, S.T.; Sedyshev, P.V.; Simbirtseva, N.V.; Yergashov, A.M.; Dmitriev, A.Yu.; Ivchenkov, V.L. (2021)

Neutron Resonance Capture Analysis (NRCA) is presently being developed at the Frank Laboratory of Neutron Physics (FLNP) to determine the elemental composition of samples. The NRCA is a nondestructive method that allows ...

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