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A technology for direct laser writing of code sequences on modulation disks has been developed and implemented, ensuring high accuracy and reliability in the process of forming structural elements. The main advantages of...

An algorithm for analyzing double-crystal rocking curves from the near-surface layers of monocrystals has been proposed, and corresponding software has been developed. It is taken into account that to obtain correct resu...

Nanosized CuFe2O4 ferrite was synthesized through the sol-gel self-combustion technique, using iron and copper nitrates with citric acid as fuel. The synthesized ferrite was subsequently analyzed using X-ray diffraction ...

Photocatalytic oxidation of organic contaminants is a hot topic in environmental research. However, an effective purification process needs an effective photoreactor. Typical light sources such as mercury and halogen lam...

We present DC conductivity measurements of newly synthesised and thermally annealed (As2S3)1-x (Bi2S3)x (0.08 ≤ x ≤ 0.14) glasses. X-ray diffraction measurements show that as-prepared As2S3)1-x(Bi2S3)x glasses we...

Copper and aluminum electric corrosion is investigated experimentally. It is founded that copper corrosion is higher than aluminum corrosion. Intermetallics disappearance rate in Cu-Al system is analyzing theoretically. ...

Organic non-linear optical Benzimidazolium salicylate (BISA) single crystals have been harvested from methanol solution by slow evaporation method. The grown crystals belong to the monoclinic crystal system with space gr...

Calculations of the dependencies of carrier concentration and specific electrical conductivity at room temperature for the undoped and doped germanium nanofilms, grown on the Ge(x)Si(1-x) substrate with crystallographic ...

Polycrystalline Sr(Bi4-xLax)(Ti3.975Zr0.025)O15 (x = 0.025, 0.05 ,0.075 and 0.1) is prepared by solid-state method. It was characterized by X-Ray Diffraction (XRD), Scanning Electron Micrograph (SEM) and Energy Dispersiv...

Dependences of the concentration of intrinsic current carriers, electron and hole mobilities and specific conductivity for strained germanium nanofilms grown on the Si, Ge(0,64)Si(0,36) and Ge(0,9)Si(0,1) substrates wit...

A new comprehensive theory for the field emission from the nanostructured semiconducting SiC was built with allowance for specially worked out analytical model of the field enhancement coefficient for the case of compara...

The electronic band structure of the solid-state CdSe0.5S0.5 thin film solution in the framework of the density functional theory calculations is investigated. The structure of the sample is constructed on the original b...

Computational study of secondary electron emission (SEE) from ZnO nanorod arrays deposited on Au/Si₃N₄ substrates under irradiation with 16O ions in the 10–100 MeV energy range was performed. Using a combination of...

In this analysis, A green synthesis method utilizing a plant extract derived from Rumex nepalensis (spreng) was employed to synthesize silver nanoparticles. The synthesized nanoparticles were thoroughly characterized for...

The article presents organizational and methodological aspects of professional training of future primary school teachers for dialogic learning of students. Dialogic learning is a kind of interactive organization of the ...

The patterns of formation of highly functional concretes structure, which consist in formation of an ordered, low-porous, fine-crystalline microstructure of cementitious matrix, in particular due to pozzolanic reactions ...

The characteristics of an overstressed bipolar discharge with a duration of 100-150 ns in argon and air, which was ignited between copper electrodes in argon, and also between an aluminum electrode and a chalcopyrite (Cu...

The regularities of isothermal and isochronous discrete and continuous annealed material at a constant rate are considered on the example of monomolecular reaction and bimolecular recombination of Frenkel pairs. For isoc...

Interaction between the components in the Gd–Mn–Ge ternary system was studied at 1070 K over the whole concentration range using scanning electron microscopy, energy dispersive X-ray microanalysis and X-ray diffracto...

The article analyzes the main provisions of the new Law of Ukraine “On Environmental Impact Assessment”. The terminology, procedure and mechanisms for environmental impact assessment are described. The possible probl...

The article analyzes the legislation on the production of organic agricultural products in Ukraine. Legal acts regulating the relationships in the sphere of production and circulation of organic agricultural products (ra...

The article deals with tribochemical influence of the surface activity of biosynthetic oils on the operational efficiency and reliability of lubricated friction nodes under the critical conditions. It is proved that the ...

In this work, the conditions for obtaining the Al63Cu25Fe12 alloy from a mixture of elemental powders by selective laser melting were investigated. In addition to directly synthesizing the alloy using the mentioned metho...

The paper deals with studies of thermoelectric properties for Si1-xGex (x=0.01-0.05) whiskers doped with boron during their growth by CVD method. Temperature dependences of the resistance and the Seebeck coefficient for ...