Search Results - "Nikitin, I. V."

Effect of Adding Rare-Earth and Alkaline-Earth Metals to Aluminum-Based Master Alloys on the Structure and Properties of Hypoeutectic Silumines by Nikitin, K. V., Nikitin, V. I., Timoshkin, I. Yu, Deev, V. B.

“…The paper presents the results of comparative studies on the modifying ability of La, Sc (REM group), and Sr (AEM group) in the processing of a GK-AlSi10Mgwa…”
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Effect of Crystal Structure Fineness for Charge Alloy AK6M2 on Its Flux Treatment Efficiency by Nikitin, K. V., Nikitin, V. I., Timoshkin, I. Yu, Chikova, O. A.

“…The effect of charge billet structure and form of fluxes on structure, density, and gas content of alloy AK6M2 (Al – Si – Cu system) is studied. Alloys…”
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Hereditary influence of the structure of charge materials on the density of aluminum alloys of the Al-Si system by Nikitin, K. V., Nikitin, V. I., Timoshkin, I. Yu, Krivopalov, D. S., Chernikov, D. G.

“…The influence of dispersity of charge silicon and structure of initial charge alloys on the density of silumins of the Al-Si system is investigated using the…”
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Formative Assessment Conceptualizations in Higher Education: Thematic Analysis Results by Nikitin, I. V., Belolutskaya, A. K.

“…Although assessment is integral to education, it is quite uncommon to be a focal point of complex educational innovations. Unlike schools, which employ a range…”
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Influence of the structure of charge billets, overheating, and holding time of melts on the properties of Al-5 wt % Cu alloys in liquid and solid states by Nikitin, K. V., Nikitin, V. I., Timoshkin, I. Yu, Krivopalov, D. S., Chernikov, D. G.

“…The influence of the structure of charge bars, overheating temperatures, and isothermal holding time of Al-5 wt % Cu melts on their properties in solid and…”
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Studies of the Structure and Properties of Weld Deposits of the Sv-AK5 Filler Wire in Robotized Deposit Welding by Nikitin, K. V., Dunaev, D. A., Zhatkin, S. S., Nikitin, V. I.

“…The effect of the welding arc current (47, 57, and 67 A) on the structure and properties of the deposited samples obtained by electric arc robotic deposition…”
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Hereditary Effect of the Structure of the Charge on Density, Gas Content, and Processes of Solidification of an Al–Si–Cu Alloy System by Nikitin, K. V., Nikitin, V. I., Timoshkin, I. Yu

“…The effect of the structure of the initial charge density in liquid and solid states, as well as on the temperature–time parameters of the process of…”
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The Influence of Direct Laser Deposition on the Structure and Properties of Ni–Cr–W–Mo Heat-Resistant Nickel Alloy by Khakimov, A. M., Zhatkin, S. S., Nikitin, K. V., Nikitin, V. I., Deev, V. B.

“…The quality of metal powder composition (MPC) made of heat resistant alloy EP648 (Ni–Cr–W–Mo) used for fabrication of parts by direct metal deposition (DMD…”
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Hereditary Influence of Deformed Waste on the Efficiency of Modification of Alloy Systems Al–Si–Mg and Al–Mg by Nikitin, K. V., Nikitin, V. I., Timoshkin, I. Yu, Biktimirov, R. M., Novikov, A. P.

“…The results of studies on the effect of the charge composition on the structure and mechanical properties of cast aluminum alloys of the Al–Si–Mg (AK9ch) and…”
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Technique for Studying of the Dynamics of Changes of a Smoky Environment Parameters during the Transition of Pyrolysis to Flame Combustion by A. A. Antoshyn, V. I. Nikitin

“…The existing methods for monitoring the performance of multi-criteria fire detectors do not provide for verification of their characteristics in the conditions…”
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Parametric Methods for Determining the Characteristics of Long-Term Metal Strength by Nikitin, V. I., Rybnikov, A. I.

“…A large number of parametric methods were proposed to calculate the characteristics of the long-term strength of metals. All of them are based on the fact that…”
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Synthesis of N-(2,2-Dichlorovinyl)arenesulfonamides by Dehydrochlorination of N-(2,2,2-Trichloroethyl)arenesulfonamides by Chernysheva, G. N., Nikitin, I. V., Rozentsveig, I. B.

“…Preparation method was developed for N -(2,2-dichlorovinyl)- N -alkylarenesulfonamides based on dehydrochlorination of the corresponding N…”
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Degradation of protective coatings of the Ni-M-Cr-Al-Y system due to sulfide-oxide corrosion by Nikitin, V I

“…The results of testing corrosion resistance longevity in coatings of the Ni-M-Cr-Al-Y system at temperatures of 800, 850, and 900°C are given. The kinetic…”
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Investigation into the Structure and Properties of Solders Based on Aluminum and Zinc in the Form of Cast Rods of a Small Cross Section by Nikitin, K. V., Timoshkin, I. Yu, Nikitin, V. I.

“…Solders of the Al–Cu–Si system (A34 brand) and Zn–Al–Cu system (Welco52 brand) are investigated. It is found that the A34 solder (Al–28% Cu–6% Si) melts and…”
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Sulfonamidation of halogen-substituted electrophiles with N-(2,2,2-trichloroethyl)arenesulfonamides by Chernysheva, G. N., Nikitin, I. V., Rozentsveig, I. B.

“…Reactions of N -(2,2,2-trichloroethyl)arenesulfonamides with primary alkyl bromides and iodides, allyl bromide, chloroacetonitrile, and benzyl chloride in…”
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Influence of Methods of Producing the AlTi Master Alloy on Its Structure and Efficiency in the Grain Refinement of Aluminum Alloy by Nikitin, K. V., Timoshkin, I. Yu, Nikitin, V. I.

“…A comparative study on the influence of fabrication methods of AlTi4 master alloys on the grain size of Al 3 Ti intermetallic compounds is performed. It is…”
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Improving the Casting Process in Ceramic Forms Using Additive Technologies in Manufacturing Model Kits by Nikitin, K. V., Tukabayov, B. N., D’yachkov, V. N., Nikitin, V. I., Deev, V. B., Barinov, A. Yu

“…The free linear shrinkage of samples from PLA, HIPS, and ABS filaments, used for 3D printing by FDM technology in extrusion operating temperature ranges, has…”
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Ensuring Strength in Laser Welds Made Using the Dispersion-Hardened EP693 Nickel Alloy by Baranov, D. A., Zhatkin, S. S., Nikitin, V. I., Deev, V. B., Nikitin, K. V., Barinov, A. Yu, Yudin, D. M.

“…The process of making a weld using the heat-resistant EP693 alloy (Ni–Cr–W–Co–Co–Mo system) to make assemblies and components for gas-turbine engines (GTEs) is…”
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The Specifics of Design and Prediction of Thermohydraulic Characteristics of Thermosiphons by Balunov, B. F., Lychakov, V. D., Shcheglov, A. A., Matyash, A. S., Egorov, M. Yu, Nikitin, V. I., Borisov, A. O., Il’in, V. A., Alekseev, S. B., Svetlov, S. V.

“…Recommendations are given on designing thermosiphons (TS) prepared on the basis of the experience that the authors gained in designing more than 4000 TSs for…”
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Study of a Mo-Cu pseudoalloy obtained from mechanically activated charge by Tikhii, G A, Kachalin, N I, Belova, V P, Nikitin, V I

“…The effect of the parameters of mechanical activation on the morphology and particle size of a mechanically activated charge of the Mo-Cu system is studied…”
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