Search Results - "Klimenko, A. S."

Microstructure and Physical–Mechanical Properties of (TiAlSiY)N Nanostructured Coatings Under Different Energy Conditions by Smyrnova, K. V., Pogrebnjak, A. D., Beresnev, V. M., Litovchenko, S. V., Borba-Pogrebnjak, S. O., Manokhin, A. S., Klimenko, S. A., Zhollybekov, B., Kupchishin, A. I., Kravchenko, Ya. O., Bondar, O. V.

“…Nanostructured multicomponent (TiAlSiY)N coatings were fabricated by the cathodic-arc physical vapor deposition (CA-PVD). In this study, a bias potential…”
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Promising Types of Coatings for PCBN Tools by Manokhin, A. S., Klimenko, S. A., Klimenko, S. An, Beresnev, V. M.

“…The paper reviews the present-day trends in the development of new types of wear-resistant coatings, including nanostructured ones, for PCBN tools. The main…”
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Ensuring the adhesion and cohesion strength of PVD (TiAl)N and TiN coatings by Soroka, E. B., Klimenko, S. A., Kopeikina, M. Yu

“…The fracture of PVD coatings as a result of bulging and cohesion cracking is shown to be controlled by creating a discrete coating surface topography. For…”
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Retention of knowledge on blood pressure measurement among medical students within preparation for primary accreditation by Klimenko, A. S., Badretdinova, A. I., Tigay, Zh. G., Dzhopua, I. D., Nikitin, I. S., Tania, R. V., Ovsyannikov, D. Yu

“…Aim . To assess the retained knowledge of sixth year medical students on noninvasive blood pressure (BP) measurement. Material and methods . The study included…”
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Special features of the applications of cutting tools from polycrystalline cubic boron nitride with protective coatings by Klimenko, S. A., Klimenko, S. An, Manokhin, A. S., Beresnev, V. M.

“…The results of the investigations on the efficiency of cutting tools from polycrystalline superhard materials based on cubic boron nitride with a protective…”
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Wear Rate of PcBN Cutting Tools Equipped with Nanolayered Protective Coatings by Manokhin, A. S., Klimenko, S. A., Beresnev, V. M., Stolbovoy, V. A., Klimenko, S. An, Mel’niichuk, Yu. A., Naidenko, A. G., Ryzhov, Yu. E., Depu, Li, Hongshun, Wang

“…We consider the effect of protective PVD coatings of various chemical compositions on the wear rate of cutting tools equipped with polycrystalline superhard…”
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Mass hysteria and incidence rate control in the organized groups (RUDN University approach) by Danilina, N. O., Klimenko, A. S., Gulova, Sh, Seryapov, V. A., Nazyuta, S. V.

“…The article presents the results of the comprehensive study of methods for countering mass panic and explosive morbidity in the organized community (on the…”
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Using a Microchannel Reactor to Optimize the Production of 1-Alkyl-3-Methylimidazolium Chlorides by Klimenko, A. S., Andreev, D. V., Prikhod’ko, S. A., Gribovskii, A. G., Makarshin, L. L., Adonin, N. Yu

“…The possibility of using microchannel flow reactors to obtain the kinetic and technological parameters of the synthesis of 1-butyl-3-methylimidazolium chloride…”
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Method of Estimation of Mechanical Properties of the Surface Layer of Cutter Elements Made of Polycrystalline Superhard Composites Based on Cubic Boron Nitride by Klimenko, S. A., Manokhin, A. S., Belousova, N. N., Kolmakov, A. G., Nasakina, E. O., Heifets, M. L., Zakiev, I. M.

“…—A method of estimating the mechanical properties of the surface layer of working elements made of polycrystalline superhard composites based on cubic boron…”
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Using Low-Temperature Molten Dialkylimidazole Salts in the Catalytic Reactions of Alkylation and Hydrodechlorination by Klimenko, A. S., Prikhod’ko, S. A., Beskopyl’nyi, A. M., Tertishnikov, I. V., Adonin, N. Yu

“…The possibility of preparing a mixture of 1,3-dialkylimidazole salts from commercially available reagents via multicomponent condensation is considered. The…”
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Influence of the high-temperature annealing on the structure and mechanical properties of vacuum–arc coatings from Mo/(Ti + 6 wt % Si)N by Beresnev, V. M., Klimenko, S. A., Sobol’, O. V., Litovchenko, S. V., Pogrebnjak, A. D., Srebnyuk, P. A., Kolesnikov, D. A., Meilekhov, A. A., Postel’nik, A. A., Nemchenko, U. S.

“…Scanning electron microscopy with energy dispersive element microanalysis, X-ray structural analysis, and microindentation were used to study the effect of the…”
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Imaging and investigation of non-uniform distributions of electrophysical properties of insulator–semiconductor structures with thin oxides by Popov, V.M., Klimenko, A.S., Pokanevich, A.P.

“…Homeotropically oriented nematic liquid crystals (NLC) have been used for visualization of different types of electrically active defects (EAD) in Si–SiO 2…”
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Formation of Superhard State of the TiZrHfNbTaYN Vacuum–Arc High-Entropy Coating by Beresnev, V. M., Sobol’, O. V., Andreev, A. A., Gorban’, V. F., Klimenko, S. A., Litovchenko, S. V., Kovteba, D. V., Meilekhov, A. A., Postel’nik, A. A., Nemchenko, U. S., Novikov, V. Yu, Maziilin, B. A.

“…Complex studies of the formation of the superhard state in the TiZrHfNbTaYN vacuum-arc high-entropy coating were carried out. Based on the approach of the…”
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Cutting of polycrystalline superhard materials by jet methods by Salenko, A. F., Shchetinin, V. T., Gabuzyan, G. V., Nikitin, V. A., Novikov, N. V., Klimenko, S. A.

“…The authors study the intensity of cutting workpieces of hardmetals, polycrystalline cBN-based material and polycrystalline diamond-on-hardmetal compacts in…”
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Contact stresses on the rake face of cutting tools with PCBN in turning of hardened steel by Klimenko, S. A., Klimenko, S. An, Manokhin, A. S., Mel’nichuk, Yu. A., Kopіeikina, M. Yu, Chumak, A. A.

“…The paper presents the results of experimental study of determination of the geometric parameters of the contact zone of the chips with the rake face of…”
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Structure and Mechanical Properties of TiAlSiY Vacuum-Arc Coatings Deposited in Nitrogen Atmosphere by Beresnev, V. M., Sobol, O. V., Pogrebnjak, A. D., Lytovchenko, S. V., Klimenko, S. A., Stolbovoy, V. A., Srebniuk, P. A., Manokhin, A. S., Kovaleva, M. G., Novikov, V. Yu, Meilekhov, A. A., Nyemchenko, U. S., Barmin, A. E., Turbin, P. V.

“…The effect of a negative bias potential applied to the substrate on elemental composition, structure, and mechanical properties of vacuum-arc TiAlSiY nitride…”
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Comparative durability of materials in wear by Lyashko, V.A., Potemkin, M.M., Klimenko, S.A.

“…From the analysis of the entropy equation of durability, a procedure is proposed of a comparative assessment of material durability in wear. The equation…”
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Temperature Effects on Self-Organized Patterns and Characteristics of Bistable ZnS:Mn Thin-Film Structures by Vlasenko, N.A., Purwins, H.-G., Popov, V.M., Gumenyuk, I.A., Klimenko, A.S., Kononets, Ya.F., Niedernostheide, F.-J., Veligura, L.I., Zuccaro, S.

“…A temperature (T) rise from 20 up to 80 °C results in some decrease of the threshold voltage and slope of the voltage (V) dependences of the luminance and the…”
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Selective Diffusion during Flame Propagation and Quenching in a Porous Medium by Korzhavin, A. A., Bunev, V. A., Babkin, V. S., Klimenko, A. S.

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Study of the contact zone parameters and stresses on the rake face of a tool equipped by a cBN-based PSHM in turning hardened steel by Klimenko, S. An, Manokhin, A. S., Klimenko, S. A.

“…A complex of experimental investigation of geometric parameters of the zone of the tool contact with the workpiece material has been carried out. The shrinkage…”
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