Publications by authors named "Artem Korol"

Pickering emulsions are a very promising system for encapsulating and photoprotecting active ingredients. The highest photoprotection efficiency can be achieved when bare TiO nanoparticles are used as stabilizers. However, the main problem when using highly hydrophilic TiO nanoparticles is their inability to adsorb at the oil-water interface.

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Aluminum matrix composites (AMCs), incorporating Zirconium Nitride (ZrN) as reinforcing additives, demonstrate immense promise for applications in aerospace, automotive, and power generation due to their unique combination of low density, superior mechanical properties, and excellent thermal/electrical conductivity. This study explores the influence of ZrN reinforcement on the microstructure and mechanical properties of AlSi10Mg metal-matrix composites. Utilizing high-energy ball milling (HEBM) and spark-plasma sintering (SPS), ZrN/AlSi10Mg composites were synthesized, achieving nearly full density with uniform ZrN distribution, while phase and chemical transformations were not observed in the bulk composites.

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Local drug delivery systems based on bioceramics ensure safe and effective treatment of bone defects and anticancer therapy. A promising drug delivery scaffold material for bone treatment applications is diopside (CaMgSiO) which is bioactive, degradable, and possesses drug-release ability. Currently, in vitro assessment of drug release from biomaterials is performed mostly on a 2D cell monolayer.

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Herein we report a simple and easily scalable method for fabricating ZnO/-BN composites with tunable photoluminescence (PL) characteristics. The -BN support significantly enhances the ultraviolet (UV) emission of ZnO nanoparticles (NPs), which is explained by the ZnO/-BN interaction and the change in the electronic structure of the ZnO surface. When -BN NPs are replaced with -BN microparticles, the PL in the UV region increases, which is accompanied by a decrease in visible light emission.

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Composites based on ZrCuNiAl/PTFE (polytetrafluoroethylene) with silane were prepared by ball milling with subsequent thermal pressing. Silanization was performed in the alcoholic solution with metallic glass powder. Different composites, 30/70 and 50/50 with silane, were prepared.

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Article Synopsis
  • The CoFeMnTiVZr alloy, created through rapid solidification, has a hexagonal Laves-phase structure and is analyzed for its electrochemical properties in hydrogen absorption/desorption.
  • Cyclic voltammetry and electrochemical impedance spectroscopy reveal important details about the kinetics and efficiency of hydrogen storage within the alloy under varying voltage conditions.
  • The alloy showcases a maximum hydrogen capacity of about 1.9 wt% at room temperature, with a consistent capacity of 1.7 wt% noted in gas-solid reactions, demonstrating its reliability for reversible hydrogen absorption.
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