• A COMPREHENSIVE PHENOMENOLOGICAL, SEMI-MICROSCOPIC, AND CRC ANALYSIS OF 15N ELASTIC SCATTERING FROM 13C AND 19F NUCLEI 

      Akhat, R.; Amangeldi, N.; Baratova, A. A.; Anuar, A.; Raiymbekov, Ye.; Yergaliuly, G. (Eurasian Physical Technical Journal, 2025)
      In the present study, the angular distributions obtained at beam energies Elab = 30.0, 32.0 and 45.0 MeV for the 15N+ 13С reaction and Elab = 23.0, 26.0 and 29.0 MeV for the 15N+ 19F system were subjected to a comprehensive reanalysis using the optical model, the double folding model, and the coupled reaction channel (CRC) method. The main objective of the study was to ...
      2025-12-24
    • A Fuzzy WASPAS-Based Approach to Determine Critical Information Infrastructures of EU Sustainable Development 

      Turskis, Zenonas; Goranin, Nikolaj; Nurusheva, Assel; Boranbayev, Seilkhan (Sustainability, 2019)
      Critical information infrastructure exists in different sectors of each country. Its loss or sustainability violation will lead to a negative impact on the supply of essential services, as well as on the social or economic well-being of the population. It also may even pose a threat to people’s health and lives. In the modern world, such infrastructure is more vulnerable and ...
      2024-11-28
    • A method for extracting oil from a field with hard-to-recover reserves based on systems analysis methodology 

      Ospanov, Yerbol; Smailova, Ulmeken; Mukhametov, Yeldos; Zhapar, Botagoz; Zhienbek, Araylym; Khidoyatov, Salavat; Nazarov, Rashid (E3S Web of Conferences, 2024)
      The article examines the problems of solving the problem of optimizing oil production processes from a field with hard-to-recover oil reserves, characterized by shortages and fuzziness of the initial information. Equations for the continuity of the mass of matter in an oil reservoir have been derived for various cases. As a result of the study, by combining and modifying ...
      2024-11-28
    • A method for extracting oil from a field with hard-to-recover reserves based on systems analysis methodology 

      Ospanov, Yerbol; Smailova, Ulmeken; Mukhametov, Yeldos; Zhapar, Botagoz; Zhienbek, Araylym; Khidoyatov, Salavat; Nazarov, Rashid (E3S Web of Conferences, 2024)
      The article examines the problems of solving the problem of optimizing oil production processes from a field with hard-to-recover oil reserves, characterized by shortages and fuzziness of the initial information. Equations for the continuity of the mass of matter in an oil reservoir have been derived for various cases. As a result of the study, by combining and modifying ...
      2025-12-24
    • A Review of Industrial By-Product Utilization and Future Pathways of Circular Economy: Geopolymers as Modern Materials for Sustainable Building 

      Korniejenko, Kinga; Mikuła, Janusz; Brudny, Karolina; Aruova, Lyazat; Zhakanov, Alibek; Jexembayeva, Assel; Zhaksylykova, Lailya (Sustainability, 2025)
      In the era of increasing climatic requirements and changing approaches towards circular economy (CE), the demand for materials designed with care for the environment is growing. This idea is especially important in the construction industry, where ordinary Portland cement (OPC) production emits a large number of greenhouse gases. The main aim of this article is to demonstrate ...
      2025-12-25
    • About the model of railway transport management in Russia 

      Bykadorov, Sergey; Arpabekov, Muratbek; Khudayberganov, Sakijan; Suyunbayev, Shinpolat; Khusenov, Utkir; Makhmudovna, Mafratkhon (E3S Web of Conferences, 2023)
      Structural reform of railway transport of Russia realized within the last 20 years is synthesized descriptive and standard approaches to the analysis of the large-scale institutional project. Quantitative indices and the qualitative expert judgments testifying to ambiguity of results of long-term reforming are given. The conclusion is drawn that Reform did not lead to ...
      2024-11-28
    • Advanced Waste Management: Fast Pyrolysis Technology with Solid Heat Carrier for Municipal Solid Waste Processing 

      Sabitov, Ayat; Safarov, Ruslan; Salikhov, Ruslan; Petrov, Mikhail; Iskakova, Zhanar; Berdenov, Zharas; Mashan, Togzhan; Kusepova, Lyazat; Kopishev, Eldar; Aibuldinov, Yelaman (Engineered Science, 2025)
      Municipal solid waste (MSW) recycling is critical in addressing the environmental challenges posed by increasing urbanization and waste generation. This study explores the use of fast pyrolysis technology with solid heat carriers for efficient MSW processing. The technology, originally developed for oil shale processing, involves the thermal decomposition of waste in an oxygen-free ...
      2025-12-24
    • An Assessment of the Construction and Hydrographic Conditions of Bukhtarma and Ust-Kamenogorsk Reservoirs in the East Kazakhstan Region for 2017–2021 

      Zhensikbayeva, Nazgul; Saparov, Kuat; Kabdrakhmanova, Nazym; Atasoy, Emin; Yeginbayeva, Aigul; Abzeleeva, Kamila; Bakin, Serik; Sedelev, Valeryi; Amangeldy, Nazerke (Sustainability, 2024)
      The article defines the morphometric, hydrochemical, and hydrobiological parameters of the Ust-Kamenogorsk reservoir, located on the territory of Ablaketka and the Bukhtarma reservoir, formed in the zone of narrowing of the mountain valley (1960), 12 km below the confluence of the Bukhtarma River with the Irtysh River. When determining deviations in indicators of the ...
      2025-12-24
    • An Overview of Phase Change Materials and Their Applications in Pavement 

      Korniejenko, Kinga; Nykiel, Marek; Choinska, Marta; Jexembayeva, Assel; Konkanov, Marat; Aruova, Lyazat (Energies, 2024)
      The composite of a phase change material (PCM) and bitumen or asphalt as a matrix is expected as a new, advanced material for road construction. The main motivation for this article was to show the new possibilities and perspectives of developing the pavement with the usage of PCMs. Incorporating PCMs into paving materials can improve their properties, including allowing the ...
      2024-12-02
    • An Overview of Phase Change Materials and Their Applications in Pavement 

      Korniejenko, Kinga; Nykiel, Marek; Choinska, Marta; Jexembayeva, Assel; Konkanov, Marat; Aruova, Lyazat (Energies, 2024)
      The composite of a phase change material (PCM) and bitumen or asphalt as a matrix is expected as a new, advanced material for road construction. The main motivation for this article was to show the new possibilities and perspectives of developing the pavement with the usage of PCMs. Incorporating PCMs into paving materials can improve their properties, including allowing the ...
      2025-12-24
    • Analysis of access to the electricity transmission network using information technologies in some countries 

      Azieva, Gulmira; Kerimkhulle, Seyit; Turusbekova, Umut; Alimagambetova, Ainagul; Niyazbekova, Shakizada (E3S Web of Conferences, 2021)
      The role of information technology is especially great in strategic sectors of the economy, one of which is energy. After all, the more complex the product, the more acutely it needs more automation of the processes taking place in it. The main informational tasks of power generation are the automation of technological process systems and control over the installed ...
      2024-11-28
    • Analysis of Green Technology Development in Kazakhstan 

      Abdildin, Yerkin G.; Nurkenov, Serik A.; Kerimray, Aiymgul (International Journal of Energy Economics and Policy, 2021)
      Although Kazakhstan is a fossil fuel rich country, policymakers desire to develop a green and sustainable economy and to contribute to the global energy transition. To understand the overall situation in green technology development in the industrial sector, we conducted the first countrywide study in Kazakhstan. In this paper, we present the results of the large survey on ...
      2024-11-28
    • Analysis of the Composition and Properties of Municipal Solid Waste from Various Cities in Kazakhstan 

      Glazyrin, Sergey A.; Aibuldinov, Yelaman K.; Kopishev, Eldar E.; Zhumagulov, Mikhail G.; Bimurzina, Zarina A. (Energies, 2024)
      According to the Bureau of National Statistics of the Republic of Kazakhstan, by the end of 2023, approximately 120 million tons of municipal solid waste (MSW) had been generated across over 3200 landfills in the country. About 4.5 million tons are generated annually, of which only about 15% are recycled. The accumulation of both unsorted and sorted waste poses significant ...
      2025-12-24
    • Analysis of the development of renewable energy and state policy in improving energy efficiency 

      Niyazbekova, Shakizada; Moldashbayeva, Luiza; Kerimkhulle, Seyit; Jazykbayeva, Baldyrgan; Beloussova, Ella; Suleimenova, Buldyryk (E3S Web of Conferences, 2021)
      This article examines the state policy in the field of electric power industry aimed at increasing energy saving. Taking into account all the pros and cons of classical types of electricity production, more and more attention is paid to new, emerging sources, in particular, biofuels and processing of production and consumption waste. Wind power is an innovation that has ...
      2024-11-28
    • Analysis of the Distillation Column of a Catalytic Cracking Unit Using Fuzzy Input Information 

      Kozhakhmetova, Dinara; Kaliyeva, Samal; Sugurova, Laura; Sugur, Zharkynay; Wójtowicz, Ryszard; Zhylkybayev, Tursynkhan (Energies, 2024)
      The aim of this work is to analyze and model the performance of the distillation column of a catalytic cracking plant using fuzzy initial information. A system of mathematical models of the studied columns was developed, and we discussed the issues of modeling the distillation column of a catalytic cracking plant operating in conditions of fuzzy initial information. The system ...
      2025-12-24
    • ANALYSIS OF THE EFFECT OF THE B3Y-FETAL POTENTIAL ON ENERGY NEAR THE COULOMB BARRIER FOR THE 9Ве+12С SYSTEM 

      Soldatkhan, D.; Baratova, A.A. (Eurasian Physical Technical Journal, 2025)
      The experimental data of the elastic scattering process of the 9Ве+12С nuclear system were analyzed from the point of view of microscopic theory in energy near the Coulomb barrier. The new Botswana 3- Yukawa -Fetal potential, created in a variational approach with lower-order constraints on two body matrices, was first used for the 9Ве+12С system as a real part of the optical ...
      2025-12-24