Search Results - "Selivanov, S. S."

Erosive wear behavior of Ti/Ti(V,Zr)N multilayered PVD coatings for Ti-6Al-4V alloy by Selivanov, Konstantin S., Smyslov, Anatoly M., Dyblenko, Yuri M., Semenova, Irina P.

“…The current study examines the erosion wear dependence on the “architecture” (the number and thickness of layers) of multilayer PVD coatings applied on the…”
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An estimation of the velocity profile for the laminar-turbulent transition in the plane jet on the basis of the theory of stochastic equations and equivalence of measures by Dmitrenko, Artur V., Selivanov, A. S.

“…The theory of stochastic equations and the theory of equivalence of measures previously applied to flows in the boundary layer and in the pipe are considered…”
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Organocatalytic Diastereoselective Synthesis of Spiro[3-azabicyclo[3.1.0]hexanes] via 1,3-Dipolar Cycloaddition of Azomethine Ylides with Cyclopropenes by Pronina, Yu. A., Viktorov, N. B., Selivanov, S. I., Kornev, A. A., Ponyaev, A. I., Boitsov, V. M., Stepakov, A. V.

“…A three-component organocatalytic reaction of 1,3-dipolar cycloaddition between the in situ generated azomethine ylides and 3-substituted…”
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Statistical dependences of influence of ultrasonic exposure time on the strength and other parameters of a polypropylene welded joint by Murashkin, S. V., Selivanov, A. S., Spiridonov, N. G., Savina, E. B.

“…Polypropylene is one of the most popular thermoplastic materials used in industry. To produce goods from this material, the ultrasonic welding method is often…”
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Enhanced Erosion Resistance of an Ultrafine-Grained Ti Alloy with a PVD Coating by Valiev, Roman R., Selivanov, Konstantin S., Smyslova, Marina K., Dyblenko, Yuri M., Savina, Yana N., Valiev, Ruslan Z., Semenova, Irina P.

“…This paper presents the results of a comprehensive study of the erosive wear resistance, strength, and adhesive characteristics of the high-temperature…”
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Synthesis of 2-Cyanoethoxy and 2-(1H-Tetrazol-5-yl)ethoxy Derivatives of Glycyrrhetic Acid Methyl Ester by Zorina, A. D., Polozova, V. L., Marchenko, S. A., Selivanov, S. I., Trifonov, R. E.

“…Cyanoethylation of natural glycyrrhetic acid methyl ester gave the corresponding 3β- O -(2-cyanoethyl) derivative which was treated with sodium azide to obtain…”
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Оценка морфометрических показателей париетальной брюшины для прогноза течения острого разлитого перитонита by Selivanova, O. V., Selivanov, S. S.

“…Цель. Разработать и оценить прогностически значимые критерии течения воспалительного процесса в брюшной полости у больных с острым разлитым перитонитом (ОРП)…”
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Synthesis and anti-influenza activity of 2-cyanoethoxy and 2-(1H-tetrazol-5-yl)ethoxy derivatives of dammarane-type triterpenoids by Zorina, A. D., Kaledina, A. S., Motsepuro, I. A., Anokhina, V. V., Marchenko, S. A., Selivanov, S. I., Zarubaev, V. V., Trifonov, R. E.

“…A series of 3-(2-1 Н -tetrazol-5-ylethoxy- and 2-1 Н -tetrazol-5-ylethoxyimino) derivatives of dammarane triterpenoids was synthesized by azidation of…”
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Synthesis and Structure of a New Semisynthetic Taraxerone Derivative Fused to a Pyrazine Ring through the C2–C3 Bond by Zorina, A. D., Nikiforova, N. S., Starova, G. L., Marchenko, S. A., Selivanov, S. I., Trifonov, R. E.

“…A new semisynthetic derivative of natural taraxerone fused to a pyrazine ring through the C 2 –C 3 bond, (4a R ,6b R ,14a R ,16a S…”
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Using artificial intelligence and fuzzy logic methods for selecting coating methods by Selivanov, S.G., Nourgaliyev, A.A.

“…The automation of development of technologies for deposition of hardening coatings on the basis of combined mathematical models, utilizing artificial neural…”
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Synthesis and investigation of the biological properties of 6-oxa-8α-analogs of steroid estrogens containing a methyl group at C-4 by Morozkina, S. N, Selivanov, S. S, Selivanov, S. I, Drozdov, A. S, Eshchenko, N. D, Shavva, A. G

“…4-Methyl-substituted 6-oxa-8α-analogs of steroid estrogens have been synthesized and the ¹H and ¹³C NMR signals of these compounds have been completely…”
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α-aminoazoles in synthesis of heterocycles: III. 4-trifluoromethylpyrazolo[3,4-b]pyridines: Synthesis and structure by Emelina, E. E, Petrov, A. A, Selivanov, S. I, Filyukov, D. V

“…Cyclocondensation of N-substituted 5-aminopyrazoles with fluorinated 1,3-diketones yielded 4-trifluoromethyl-substituted pyrazolo[3,4-b]pyridines as the only…”
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Oxidative addition of N-aminophthalimide to styryl-1,2,4-oxadiazoles by Beletskii, E. V, Ignatenko, O. A, Kuznetsov, M. A, Selivanov, S. I

“…The oxidation of N-aminophthalimide with lead tetraacetate in the presence of 5-[(E)-2-arylethenyl]-3-(4-methylphenyl)-1,2,4-oxadiazoles and…”
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α-aminoazoles in synthesis of heterocycles: IV. Regiodirection of 3(5)-amino-5(3)-methylpyrazole reaction with hexafluoroacetylacetone by Petrov, A. A, Emelina, E. E, Selivanov, S. I

“…The reaction of 3(5)-amino-5(3)-methylpyrazole with hexafluoroacetylacetone depending on the process conditions led to the formation either of…”
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Synthesis and Molecular Structure of D-Homo-B-nor-8α Analogs of Steroidal Estrogens by Shavva, A. G, Antimonova, O. I, Baigozin, D. V, Starova, G. L, Selivanov, S. I, Morozkina, S. N

“…According to the X-ray diffraction and NMR data, two D-homo-B-nor-8α-analogs of steroidal estrogens in crystal and in solution have similar conformations. The…”
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Thermolysis of dimethyl cis- and trans-1 pthalimidoaziridine-2,3-dicarboxylates in the presence of dipolarophiles by Kuznetsov, M. A, Ushkov, A. V, Selivanov, S. I, Pan'kova, A. S, Linden, A

“…Thermolysis of dimethyl esters of stereoisomeric phthalimidoaziridine-2,3-dicarboxylic acids in the presence of dimethyl fumarate, dimethyl maleate, and…”
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Linear friction welding of two-phase titanium alloys VT6 and VT8-1 by Medvedev, A.Yu, Bychkov, V.M., Selivanov, A.S., Pavlinich, S.P., Dautov, S.Kh, Supov, A.V.

“…The results of analysis of the weldability of VT6 and VT8-1 alloys by linear friction welding are presented. It is shown that welding in the proposed welding…”
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1H, 13C NMR spectral and single crystal structural studies of toxaphene congeners. Quantum chemical calculations for preferred conformers of 2,5- endo,6- exo,8,9,9,10,10-octachloro-2-bornene and their DFT/GIAO 13C chemical shifts by Laihia, K., Valkonen, A., Kolehmainen, E., Suontamo, R., Nissinen, M., Nikiforov, V., Selivanov, S.

“…The 1H and 13C NMR chemical shifts for six toxaphene congeners: 2- exo,3- endo,6- exo,8,9,10-hexachloro- ( 1), 2- exo,3- endo,5- exo,9,9,10,10-heptachloro- (…”
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Investigation of the conformational transformations in some 7α-methyl-6-oxa-14β-analogs of steroidal estrogens by NMR spectroscopy by Selivanov, S. I, Morozkina, S. N, Chentsova, A. S, Shavva, A. G

“…The stereochemical structure and conformational transformations of two 6-oxa-14β-estra-1,3,5(10), 8(9)-tetraenes having an α-methyl group at position 7 were…”
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Enhanced service properties of a protective coating on a titanium alloy with an ultrafine-grained structure by Valiev, R.R., Modina, Y.M., Selivanov, K.S., Semenova, I.P., Khafizova, E.D., Valiev, R.Z., Savina, Ya.N.

“…•Physical-vapor deposited (PVD) coating was applied to Ultra-fine grained (UFG) Ti alloy.•PVD coating improves protective properties and provides higher…”
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