The mechanisms of creation of intrinsic and impurity trapping centers, the interaction of which forms combined or induced electronic states under the conduction band, have been studied using optical and thermal activation ...
The provided study involves investigating chemical interactions in Leptothrix biomaterial
through infrared spectroscopy. The analysis explores variations in chemical relationships based on the
nature of chemical bonds ...
This study aimed to elucidate the formation mechanisms of micro-macrostructural heterogeneities
in the ingot's cortical zone and their transformation into surface defects during heating, plastic deformation, and
rolling ...
Kargin, J. ; Sanchez Cornejo, H. E. ; Zhangozin, K. ; Zhanabergenov, T.; Kassymkhanov, Zh.; Seo, Jiwon ; Holmes, S. N. ; Barnes, C. H. W.; Aguiar, J. Albino; Valladares, L. De Los Santos (Journal of Superconductivity and Novel Magnetism, 2024)
Thermodynamic parameters, such as the activation energy (Ea) and the diffusion coefficient (D0), of weakly bounded oxygen in Fe-doped YBa2Cu3O6+x (YBa2Cu3-yFeyO6+x) system were obtained utilizing the Manometric technique. ...
Samples of ZrO2 ceramics with different concentrations of impurity titanium ions were
synthesized by mixing zirconium and titanium oxide powders in different mass ratios. The Xray diffraction analysis was used to determine ...
Zhunusbekov, Amangeldy M.; Strelkova, Assel V.; Karipbayev, Zhakyp T.; Kumarbekov, Kuat K.; Akilbekov, Abdirash; Kassymkhanova, Raigul N.; Kassymzhanov, Murat T.; Smortsova, Yevheniia; Popov, Anatoli I.(Crystals, 2025)
The luminescence properties of BaMgF4 ceramics synthesized using electron
beam-assisted synthesis were investigated under vacuum ultraviolet (VUV) synchrotron
excitation at a cryogenic temperature of T = 9 K. Their ...
The mechanisms of formation of induced intrinsic and impurity radiative states, which consist of intrinsic and impurity electron–hole-trapping center states in irradiated
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Nurakhmetov, T. N.; Shamieva, R. K.; Salikhodzha, Zh. M.; Temirkulova, N. I.; Alibay, T. T.(Eurasian Journal of Physics and Functional Materials, 2024)
The nature of the impurity emission and the process of creating intrinsic and impurity electron-hole
trapping centers were studied by spectroscopic and thermal activation methods in Na2SO4 - Pb and
K2SO4 - Pb phosphors. ...
This paper describes a method and technology for processing natural language texts and
extracting data from the text that correspond to the semantics of an ontological model. The proposed
method is distinguished by the ...
Radiation transfer in layers of densely packed aggregates of hydroxyapatite
nanoparticles was studied for a spectral range from 300 to 1100 nm using diffuse reflectance
measurements and the modeling of the light transfer ...
Kozlovskiy, Artem L; Borgekov, Daryn B; Ivanov, Igor A; Zdorovets, Maxim V(Materials Research Express, 2024)
The aim of this study is to determine changes in the near-surface layer of ZrO2 ceramics caused by
irradiation with low-energy He2+ ions, as well as the associated formation of defects and structural
deformations. During ...
Ceramics based on zirconium dioxide are very important compounds for dental, implant,
and structural material applications. Despite the fact that tetragonally stabilized YSZ has been
well studied, the search for new ...
Colloidal cadmium telluride (CdTe) nanoplatelets (NPLs) are promising materials for
optoelectronic applications, such as photovoltaics and light-emitting diodes, due to their unique
optical and electronic properties. ...
This article presents the results of an investigation of the proposed method and the
influence of a modified additive on foam concrete properties. X-ray diffraction analysis showed that
the modified additive has a variable ...
The electrical and thermal properties of composite cathode materials Pr1−xSrxFe1−yCoyO3 (x= 0.3,0.4; y = 0.2):GDC and La2Ni1-xCoxO4+δ (x= 0.2):GDC for solid oxide fuel cells (SOFC) were investigated. As the second component ...
Natural stone can undergo disaggregation from various causes, including physical actions
such as freeze–thaw cycles, temperature and humidity variations, chemical actions such as the
solubilization of minerals by organic ...
This study examines the surface-dependent formation of interpolymer complexes
(IPCs) by the layer-by-layer (LBL) deposition method. The materials used in this analysis are poly(acrylic acid) (PAA) combined with cellulose ...
In a biological medium, nanoparticles (NPs) can
spontaneously interact with proteins, adsorb onto their surface, and
cause conformational and orientation changes of the proteins. As a result,
the protein function is ...
Baidrakhmanova, Meruyert; Karabayev, Gani; Mamedov, Seimur(Journal of Studies in Science and Engineering, 2025)
This paper aims to investigate innovative approaches to sustainable urban planning, focusing on
contemporary trends and technologies. The study includes a comprehensive review of relevant
international research, along ...
This study presents a comprehensive analysis of information diffusion in social
networks with time delay mechanisms. We first analyze real Reddit thread data, identifying
limitations in the sample size. To overcome this, ...