Materials Science: Недавние поступления

Отображаемые элементы 261-280 из 559

    • Synthesis and Properties of SrTiO3 Ceramic Doped with Sm2O3 

      Zdorovets, Maxim V.; Prmantayeva, Bekzat A.; Kozlovskiy, Artem L. (Materials, 2021)
      The aim of this work was to study the effect of samarium oxide doping on a SrTiO3 perovskite ceramic. After analyzing the data obtained on the morphological features of the synthesized structures, it was found that an increase in the dopant concentration led not only to a change in the morphological features, but also in the density of the ferroelectrics. Using the X-ray ...
      2025-01-08

    • Wireless Sensor Network as a Mesh: Vision and Challenges 

      NURLAN, ZHANSERIK; ZHUKABAYEVA, TAMARA; OTHMAN, MOHAMED; ADAMOVA, AIGUL; ZHAKIYEV, NURKHAT (IEEE Access, 2022)
      Nowadays, network technologies are developing very rapidly. The growing volume of transmitted information (video, data, VoIP, etc.), the physical growth of networks, and inter-network traffic are forcing manufacturers to produce more powerful and ‘‘smart’’ devices that use new methods of transferring and sorting data. Such connected smart devices (IoT) are used in intelligently ...
      2025-01-08

    • Vacancy Defects in Ga2O3: First-Principles Calculations of Electronic Structure 

      Usseinov, Abay; Koishybayeva, Zhanymgul; Platonenko, Alexander; Pankratov, Vladimir; Suchikova, Yana; Akilbekov, Abdirash; Zdorovets, Maxim; Purans, Juris; Popov, Anatoli I. (Materials, 2021)
      Usseinov, A.; Koishybayeva, Z.; Platonenko, A.; Pankratov, V.; Suchikova, Y.; Akilbekov, A.; Zdorovets, M.; Purans, J.; Popov, A.I. Vacancy Defects in Ga2O3: First-Principles Calculations of Electronic Structure. Materials 2021, 14, 7384. https://doi.org/10.3390/ ma14237384
      2025-01-08

    • Synthesis and Properties of Ferrite-Based Nanoparticles 

      Kadyrzhanov, Kayrat K.; Egizbek, Kamila; Kozlovskiy, Artem L.; Zdorovets, Maxim V. (Nanomaterials, 2019)
      The work is dedicated to the study of the structural and optical characteristics, as well as the phase transformations, of ferrite nanoparticles of CeO2-Fe2O3. To characterize the results obtained, the methods of scanning and transmission microscopy, X-ray diffraction (XRD) spectroscopy, and Mössbauer spectroscopy were applied. It was found that the initial nanoparticles are ...
      2025-01-06

    • Synthesis and investigation of optical properties of CdSe quantum dots with high quantum luminescence yield 

      Kainarbay, A.Z.; Nurakhmetov, T.N.; Salikhodja, Z.M.; Zhunusbekov, A.M.; Daurenbekov, D.K.; Sadykova, B.; Yussupbekova, B.; Zhanylysov, K.; Kainarbayeva, A.; Adalbek, N.; Shaken, N.; Turmakhanbetova, A.; Balabekov, K.N. (Eurasian Journal of Physics and Functional Materials, 2018)
      In the present work, an attempt to obtain quantum dots with a high quantum luminescence yield has been made. For this purpose, the existing methods of synthesis have been studied; approbation of availability and reproducibility of the results and possibility of obtaining luminescent QD samples in the required spectral region has been made. The optical characteristics, the ...
      2025-01-06

    • Synthesis and Heavy-Metal Sorption Studies of N,N-Dimethylacrylamide-Based Hydrogels 

      Akhmetzhan, Ayatzhan; Abeu, Nurgeldi; Nik. Longinos, Sotirios; Tashenov, Ayezkhan; Myrzakhmetova, Nurbala; Amangeldi, Nurgul; Kuanyshova, Zhanar; Ospanova, Zhanar; Toktarbay, Zhexenbek (Polymers, 2021)
      In this work, a hydrogel system was produced via radical polymerization of N,N-dimethylacrylamide and 2-acrylamido-2-methylpropanesulfonic acid in the presence of N,N-methylene-bis-acrylamide as a crosslinker and ammonium persulfate as an initiator. Parameters that impact the conversion of copolymerization (such as initial concentration of monomers, temperature, initiator dose, ...
      2025-01-06

    • Synthesis and Characterization of the Properties of (1−x)Si3N4-xAl2O3 Ceramics with Variation of the Components 

      Borgekov, Daryn B.; Kozlovskiy, Artem L.; Zdorovets, Maxim V.; Shakirzyanov, Rafael I.; Kenzhina, Inesh E.; Shlimas, Dmitriy I. (Materials, 2023)
      Borgekov, D.B.; Kozlovskiy, A.L.; Zdorovets, M.V.; Shakirzyanov, R.I.; Kenzhina, I.E.; Shlimas, D.I. Synthesis and Characterization of the Properties of (1−x)Si3N4-xAl2O3 Ceramics with Variation of the Components. Materials 2023, 16, 1961. https://doi.org/10.3390/ma16051961
      2025-01-06

    • Surface Modification of Mesoporous Silica Nanoparticles for Application in Targeted Delivery Systems of Antitumour Drugs 

      Kovtareva, Svetlana; Kusepova, Lyazat; Tazhkenova, Gaukhar; Mashan, Togzhan; Bazarbaeva, Karlygash; Kopishev, Eldar (Polymers, 2024)
      The problem of tumour therapy has attracted the attention of many researchers for many decades. One of the promising strategies for the development of new dosage forms to improve oncology treatment efficacy and minimise side effects is the development of nanoparticle-based targeted transport systems for anticancer drugs. Among inorganic nanoparticles, mesoporous silica deserves ...
      2025-01-06

    • Surface Interactions and Mechanisms Study on the Removal of Iodide from Water by Use of Natural Zeolite-Based Silver Nanocomposites 

      Inglezakis, Vassilis J.; Satayeva, Aliya; Yagofarova, Almira; Tauanov, Zhandos; Meiramkulova, Kulyash; Farrando-Pérez, Judit; Bear, Joseph C. (Nanomaterials, 2020)
      2025-01-06

    • Super–protonic conductors for solid acid fuel cells (SAFCs): a review 

      Afroze, Sh.; Reza, Md S.; Somalu, M.R.; Azad, A.K. (Eurasian Journal of Physics and Functional Materials, 2023)
      2025-01-06

    • Study of The Gas-Swelling Mechanisms in Silicon Carbide Ceramics under High-Temperature Irradiation with Helium Ions 

      Tynyshbayeva, Kymbat M.; Kozlovskiy, Artem L.; Rakhimov, Ruslan V.; Uglov, Vladimir V.; Zdorovets, Maxim V. (Materials, 2023)
      Tynyshbayeva, K.M.; Kozlovskiy, A.L.; Rakhimov, R.V.; Uglov, V.V.; Zdorovets, M.V. Study of The Gas-Swelling Mechanisms in Silicon Carbide Ceramics under High-Temperature Irradiation with Helium Ions. Materials 2023, 16, 5750. https://doi.org/10.3390/ma16175750
      2025-01-06

    • Study of the Effect of Y2O3 Doping on the Resistance to Radiation Damage of CeO2 Microparticles under Irradiation with Heavy Xe22+ Ions 

      Ivanov, Igor A.; Rspayev, Ruslan M.; Sapar, Aset D.; Mustafin, Daulet A.; Zdorovets, Maxim V.; Kozlovskiy, Artem L. (Crystals, 2021)
      Ivanov, I.A.; Rspayev, R.M.; Sapar, A.D.; Mustafin, D.A.; Zdorovets, M.V.; Kozlovskiy, A.L. Study of the Effect of Y2O3 Doping on the Resistance to Radiation Damage of CeO2 Microparticles under Irradiation with Heavy Xe22+ Ions. Crystals 2021, 11, 1459. https:// doi.org/10.3390/cryst11121459
      2025-01-06

    • STUDY OF THE EFFECT OF THE CHANGE IN THE APPLIED POTENTIAL DIFFERENCE ON THE PROPERTIES OF CdSe: Ni THIN FILMS 

      Shlimas, D.; Omarova, A.; Kozlovskiy, A.L.; Zdorovets, M.V. (Eurasian Physical Technical Journal, 2021)
      This work is devoted to the study of the efficiency of using the effect of nickel doping of thin films based on CdSe with the possibility of varying the structural and optical properties due to a change in the phase composition of the films. The method of electrochemical reduction of metal ions from aqueous solutions of electrolytes was chosen as a method for obtaining ...
      2025-01-06

    • Study of the effect of irradiation on nitride ceramic materials 

      Gladkikh, T.M.; Kozlovskiy, A.L.; Zdorovets, M.V.; Kaniukov, E.Y. (Eurasian Journal of Physics and Functional Materials, 2019)
      2025-01-06

    • Study of the Effect of Doping ZrO2 Ceramics with MgO to Increase the Resistance to Polymorphic Transformations under the Action of Irradiation 

      Kurakhmedov, Alisher E.; Alin, Mahambet; Temir, Adilet M.; Ivanov, Igor A.; Bikhert, Yeugeniy V.; Ungarbayev, Yerulan O.; Zdorovets, Maxim V.; Kozlovskiy, Artem L. (Nanomaterials, 2021)
      Kurakhmedov, A.E.; Alin, M.; Temir, A.M.; Ivanov, I.A.; Bikhert, Y.V.; Ungarbayev, Y.O.; Zdorovets, M.V.; Kozlovskiy, A.L. Study of the Effect of Doping ZrO2 Ceramics with MgO to Increase the Resistance to Polymorphic Transformations under the Action of Irradiation. Nanomaterials 2021, 11, 3172. https:// doi.org/10.3390/nano11123172
      2025-01-06

    • Study of the Application Efficiency of Irradiation with Heavy Ions to Increase the Helium Swelling Resistance of BeO Ceramics 

      Zdorovets, Maxim V.; Shlimas, Dmitriy I.; Kozlovskiy, Artem L.; Borgekov, Daryn B. (Metals, 2022)
      Zdorovets, M.V.; Shlimas, D.I.; Kozlovskiy, A.L.; Borgekov, D.B. Study of the Application Efficiency of Irradiation with Heavy Ions to Increase the Helium Swelling Resistance of BeO Ceramics. Metals 2022, 12, 307. https://doi.org/ 10.3390/met12020307
      2025-01-06

    • Study of the Aid Effect of CuO-TiO2-Nb2O5 on the Dielectric and Structural Properties of Alumina Ceramics 

      Shakirzyanov, Rafael I.; Volodina, Natalia O.; Kadyrzhanov, Kayrat K.; Kozlovskiy, Artem L.; Shlimas, Dmitriy I.; Baimbetova, Gulzada A.; Borgekov, Daryn B.; Zdorovets, Maxim V. (Materials, 2023)
      Shakirzyanov, R.I.; Volodina, N.O.; Kadyrzhanov, K.K.; Kozlovskiy, A.L.; Shlimas, D.I.; Baimbetova, G.A.; Borgekov, D.B.; Zdorovets, M.V. Study of the Aid Effect of CuO-TiO2-Nb2O5 on the Dielectric and Structural Properties of Alumina Ceramics. Materials 2023, 16, 5018. https://doi.org/10.3390/ ma16145018
      2025-01-06

    • STUDY OF SOME FEATURES OF THE LASER OPTICAL-ACOUSTIC METHOD FOR TECHNICAL DIAGNOSTICS OF HEAT AND POWER ENGINEERING OBJECTS 

      Sharifov, D.M.; Sakipov, K.E.; Merzadinova, G.T.; Kaliyeva, Zh.E.; Userbaev, M.T. (EurasianPhysical Technical Journal, 2020)
      The article presents the diagnosis of heat power facilities. The distinguishing features of the applied method are shown in solving a number of technologically important diagnostic problems, in particular: quality control of pipe welds, determination of residual stress, structural, mechanical, elastic properties of materials. The physical foundations of the laser optoacoustic ...
      2025-01-06

    • Study of Resistance to Helium Swelling of Lithium-Containing Ceramics under High-Temperature Irradiation 

      Shlimas, Dmitriy I.; Kozlovskiy, Artem L.; Syzdykov, Askar Kh.; Borgekov, Daryn B.; Zdorovets, Maxim V. (Crystals, 2021)
      Shlimas, D.I.; Kozlovskiy, A.L.; Syzdykov, A.K.; Borgekov, D.B.; Zdorovets, M.V. Study of Resistance to Helium Swelling of LithiumContaining Ceramics under HighTemperature Irradiation. Crystals 2021, 11, 1350. https://doi.org/ 10.3390/cryst11111350
      2025-01-06

    • Study of Radiation Resistance to Helium Swelling of Li2ZrO3/LiO and Li2ZrO3 Ceramics 

      Abyshev, Baurzhan; Shlimas, Dmitriy I.; Zdorovets, Maxim V.; Arshamov, Yalkunzhan K.; Kozlovskiy, Artem L. (Crystals, 2022)
      Abyshev, B.; Shlimas, D.I.; Zdorovets, M.V.; Arshamov, Y.K.; Kozlovskiy, A.L. Study of Radiation Resistance to Helium Swelling of Li2ZrO3/LiO and Li2ZrO3 Ceramics. Crystals 2022, 12, 384. https:// doi.org/10.3390/cryst12030384
      2025-01-06