01. Публикации в изданиях зарубежных стран: Недавние поступления

Отображаемые элементы 241-260 из 5251

The Effect of Mineral Fillers on the Rheological and Performance Properties of Self-Compacting Concretes in the Production of Reinforced Concrete Products

Begentayev, Meiram M.; Kuldeyev, Erzhan I.; Akhmetov, Daniyar A.; Zhumadilova, Zhanar O.; Suleyev, Dossym K.; Utepov, Yelbek B.; Awwad, Talal; Kuttybay, Mussa T. (Journal of Composites Science, 2025)

This study investigates the impact of widely used mineral fillers in selfcompacting concrete compositions applied in vibration-free reinforced concrete production technology, as a means of enhancing rheological characteristics ...
The Effect of Fly Ash Additive on the Thermal Conductivity of Polystyrene Concrete

Tlegenov, Rassul B.; Niyazbekova, Rimma K.; Jexembayeva, Assel E.; Korniejenko, Kinga; Aruova, Lyazat B.; Aldabergenova, Saule S. (Buildings, 2024)

The use of fly ash in compositions as a substitute for a part of cement is economically favorable and ecologically feasible in connection with large accumulations of waste at the enterprises of the energy sector. In ...
The Approximation of Functions of Several Variables with Bounded p-Fluctuation by Polynomials in the Walsh System

Akhazhanov, Talgat; Matin, Dauren; Baituyakova, Zhuldyz (Mathematics, 2024)

This paper presents direct and inverse theorems concerning the approximation of functions of several variables with bounded p-fluctuation using Walsh polynomials. These theorems provide estimates for the best approximation ...
The Use of Python, Owlready, Sparql in Processing the Words Ontological Model of Public Political Discourse

SAIRANBEKOVA, Ayaulym; BEKMANOVA, Gulmira; OMARBEKOVA, Assel; MUKANOVA, Assel; ZULKHAZHAV, Altanbek (Computer Systems and Communication Technology, 2024)

The article describes a technology processing ontological model of words in public political discourse. The research task is developing an information question-answering system of political discourse in Kazakh language. ...
The effect of temperature factor during heavy ion irradiation on structural disordering of SiC ceramics

Tynyshbayeva, Kymbat M.; Kozlovskiy, Artem L. (Optical Materials: X, 2025)

The paper presents the results of the influence of heavy ion irradiation on the formation of anisotropic distortions of the crystal structure and electron density distribution in SiC ceramics. The assessment of the change ...
The effect of residual mechanical stresses and vacancy defects on the diffusion expansion of the damaged layer during irradiation of BeO ceramics

Неизвестный автор (Optical Materials: X, 2024)

The paper presents the results of a study on the application of Raman and UV spectroscopy methods to determine the structural damage kinetics in the near-surface layer of BeO ceramics caused by high-dose irradiation with ...
The Effect of Mineral Fillers on the Rheological and Performance Properties of Self-Compacting Concretes in the Production of Reinforced Concrete Products

Begentayev, Meiram M.; Kuldeyev, Erzhan I.; Akhmetov, Daniyar A.; Zhumadilova, Zhanar O.; Suleyev, Dossym K.; Utepov, Yelbek B.; Awwad, Talal; Kuttybay, Mussa T. (Journal of Composites Science, 2025)

This study investigates the impact of widely used mineral fillers in selfcompacting concrete compositions applied in vibration-free reinforced concrete production technology, as a means of enhancing rheological characteristics ...
The effect of mechanical milling and two-step sintering technique on the microstructure, microhardness, strength, and dielectric properties of Sm2Zr2O7 ceramics

Kenzhina, I.E.; Kozlovskiy, A.L.; Shakirzyanov, R.I.; Kaliyekperov, M.E.; Volodina, N.O.; Maznykh, S.A.; Begentayev, M.; Askerbekov, S.K.; Zaurbekova, Zh.A.; Tolenova, A.U.; Blynskiy, P.A. (Case Studies in Chemical and Environmental Engineering, 2025)

This paper investigates the effect of two-step sintering on the mechanical properties and microstructure of Sm2Zr2O7 ceramics obtained from submicron powders after high-energy milling. Two key parameters of the twostep ...
Temperature-dependent luminescence of europium-doped Ga₂O₃ ceramics

Kumarbekov, Kuat K.; Kakimov, Askhat B.; Karipbayev, Zhakyp T.; Kassymzhanov, Murat T.; Brik, Mikhail G.; Ma, Chong-geng; Piasecki, Michał; Suchikova, Yana; Kemere, Meldra; Konuhova, Marina (Optical Materials: X, 2025)

This study explores the synthesis and luminescent properties of europium-doped gallium oxide (Ga₂O₃:Eu) ce ramics fabricated via electron beam-assisted synthesis (EBAS) at 1.4 MeV. The resulting Ga₂O₃:Eu ceramics exhibit ...
System of Interconnected Reactor Models of the Sulfur Recovery Unit with Hydrogen Extraction for Hydrogen Energy in a Fuzzy Environment

Orazbayev, Batyr; Orazbayeva, Kulman; Dyussekeyev, Kanagat; Turymbetov, Tursinbay; Yessirkessinov, Ramazan; Zhumadillayeva, Ainur (Energies, 2025)

The Sulfur Production Unit with Hydrogen Extraction (SPUHE) plays a critical role in oil refineries by converting hydrogen sulfide into high-quality sulfur and hydrogen. However, optimizing SPUHE operations is challenging ...
Synthesis and investigation of the applicability of Fe3O4/ZnO nanoparticles as a basis for hyperthermic studies

Kaliyekperova, Kamila B.; Rusakov, Vyacheslav S.; Kozlovskiy, Artem L.; Fadeev, Maxim S.; Shlimas, Dmitriy I.; Zdorovets, Maxim V. (Case Studies in Chemical and Environmental Engineering, 2025)

Ferrimagnetic nanoparticles, which are compounds of iron oxide with other types of metal oxides, are one of the promising types of nanoparticles among a wide variety. Interest in this type of nanostructures is primarily ...
Study of the Possibility of Transition to More Stringent Energy Efficiency Requirements for Translucent Structures in the Republic of Kazakhstan

Yessengabulov, Serikbolat; Kozhakhmet, Meiram; Zharkenov, Yerkebulan; Abakanov, Yeldos; Dastenova, Gulzhamal; Nurbayeva, Marzhan; Kozhakhmet, Aru; Zhankeldi, Meiir; Jexembayeva, Assel (Buildings, 2025)

The article discusses issues related to improving the energy efficiency of translucent structures (hereinafter referred to as windows) in the construction of buildings in the Republic of Kazakhstan. An analysis of the ...
STUDY OF THE IMPACT OF BIOPOLYMER AND GEOSYNTHETICS REINFORCEMENT ON SOIL STRENGTHENING

Tulebekova, Assel; Kusbergenova, Zhanar; Dosmukhambetova, Balganym; Abilmazhenov, Talgat; Zhumadilov, Iliyas (EUREKA: Physics and Engineering, 2024)

Under contemporary conditions, various soil reinforcement methods are employed, each possessing distinct characteristics and applications. These methods aim to improve the strength characteristics and stability of soil ...
Study of the Effect of Nanostructured Grains on the Radiation Resistance of Zirconium Dioxide Ceramics During Gas Swelling in the Case of High-Dose Irradiation with He2+ Ions

Kozlovskiy, Artem L.; Konuhova, Marina; Shlimas, Dmitriy I.; Borgekov, Daryn B.; Zdorovets, Maxim V.; Shakirziyanov, Rafael I.; Garanin, Yuriy A.; Volodina, Natalia O.; Popov, Anatoli I. (ES Materials and Manufacturing, 2024)

The paper is devoted to the study of the influence of variation of ZrO2 ceramics grain sizes on the resistance to radiationinduced swelling under irradiation with low-energy Не2+ ions. The choice of ZrO2 ceramics as objects ...
STUDY OF THE INFLUENCE OF THE ACCUMULATED DOSE OF DAMAGE IN THE NEAR-SURFACE LAYER ON RESISTANCE TO EXTERNAL INFLUENCES ASSOCIATED WITH CORROSION PROCESSES DURING HIGH-TEMPERATURE ANNEALING

Kozlovskiy, A.L. (Eurasian Physical Technical Journal, 2024)

Investigating the challenges associated with the structural and strength degradation of ceramic fuel cells, which hold significant potential for hydrogen production through electrolysis methods, is a current focus of ...
STUDY OF THE EFFECT OF THE FORMATION OF TWO-PHASE CERAMICS BASED ON NEODYMIUM ZIRCONATE DUE TO DOPING WITH MGO AND Y2O5 ON THE STABILITY OF STRENGTH AND THERMOPHYSICAL PARAMETERS UNDER IRRADIATION

Kozlovskiy, A.L.; Kabiyev, M.B.; Shlimas, D.I.; Uglov, V.V. (Eurasian Physical Technical Journal, 2024)

The work presents the study results of the determination of the resistance of neodymium zirconate doped with MgO and Y2O5 to radiation damage stemming from irradiation with heavy ions akin to nuclear fuel fission ...
Study of the effect of phase formation processes on the change in optical and thermal properties of Nd2Zr2O7 ceramics with a pyrochlore structure

Kozlovskiy, Artem L.; Shlimas, Dmitriy I.; Volodina, Natalya; Moldabayeva, Gulnaz Zh; Kabiyev, Mussa; Konuhova, Marina (Optical Materials: X, 2025)

The paper presents the results of studies of the influence of phase formation processes with variations in annealing temperature on the processes of stabilization of the crystal structure, optical and thermal properties ...
STUDY OF THE EFFECT OF HEAT TRANSFER DURING MOLDING OF TERMOPLASTIC BERYLLIUM OXIDE CERAMICS

Esbol, Zh.; Sattinova, Z.K.; Turalina, D.E.; Mussenova, E.K. (Eurasian Physical Technical Journal, 2025)

Beryllium oxide (BeO) ceramics formed with the use of ultrasound exhibit more intense sintering, lower shrinkage, and a reduced sintering temperature compared to ceramics produced without ultrasound. The effectiveness ...
Study of the application prospects of film detectors for estimation of α-radiation density

Yerimbetova, Dana S.; Konuhova, Marina; Kozlovskiy, Artem L.; Tuichiyev, Umitali N. (Optical Materials: X, 2025)

The aim of this research is to study the prospects of using the proposed methods of optical UV spectroscopy and X-ray diffractometry to determine the radiation density of the daughter products of radon decay - α-particles ...
Study of the applicability of ACdSe (A – Co, Ni) thin films as catalysts for heavy metal capture

Omarova, Aliya Zh; Kozlovskiy, Artem L.; Moldabayeva, Gulnaz Zh (Optical Materials: X, 2024)

Expansion of the possibilities of using photoactive thin films with a unique combination of optical and morphological characteristics as a basis for creation of highly efficient catalysts for the aqueous media purifi cation ...

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