Search Results - "Kovalchuk, D. V."

Additive Manufacturing of Titanium-Based Materials Using Electron Beam Wire 3D Printing Approach: Peculiarities, Advantages, and Prospects by O. M. Ivasishin, D. V. Kovalchuk, P. E. Markovsky, D. G. Savvakin, O. O. Stasiuk, V. I. Bondarchuk, D. V. Oryshych, S. G. Sedov, and V. A. Golub

“…Potential of additive manufacturing technologies, namely, xBeam 3D Metal Printing for the fabrication of uniform Ti–6Al–4V (Ti-6-4, mas.%) material as well as…”
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New Approach for Manufacturing Ti–6Al–4V+40%TiC Metal-Matrix Composites by 3D Printing Using Conic Electron Beam and Cored Wire. Pt. 2: Layered MMC/Alloy Materials, Their Main Characteristics, and Possible Application as Ballistic Resistant Materials by P. E. Markovsky, D. V. Kovalchuk, J. Janiszewski, B. Fikus, D. G. Savvakin, O. O. Stasiuk, D. V. Oryshych, M. A. Skoryk, V. I. Nevmerzhytskyi, and V. I. Bondarchuk

“…Bilayer samples comprised of hard metal-matrix composite top layer and ductile 10 mm Ti–6Al–4V plate are produced with 3D printing by conical electron-beam…”
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New Approach for Manufacturing Ti–6Al–4V+40%TiC Metal-Matrix Composites by 3D Printing Using Conic Electron Beam and Cored Wire. Pt. 1: Main Features of the Process, Microstructure Formation and Basic Characteristics of 3D Printed Material by P. E. Markovsky, D. V. Kovalchuk, S. V. Akhonin, S. L. Schwab, D. G. Savvakin, O. O. Stasiuk, D. V. Oryshych, D. V. Vedel, M. A. Skoryk, and V. P. Tkachuk

“…In this paper, a new approach for additive manufacturing metal-matrix composites based on Ti–6Al–4V titanium alloy reinforced with titanium carbide particles,…”
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Titanium-Based Layered Armour Elements Manufactured with 3$D$-Printing Approach by Markovsky, P. E., Ivasishin, O. M., Savvakin, D. G., Stasiuk, O. O., Bondarchuk, V. I., Oryshych, D. V., Kovalchuk, D. V., Sedov, S. H., Golub, V. A., Buznytskyi, V. V.

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Ballistic Resistance of Layered Titanium Armour Made Using Powder Metallurgy and Additive 3D Printing by Markovsky, P. E., Savvakin, D. G., Stasiuk, O. O., Sedov, S. H., Golub, V. A., Kovalchuk, D. V., Prikhodko, S. V.

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Procedure and mathematical models for the validation of requirements to combat aircraft with account of ensuring its survivability and damage tolerance on exposure to means of destruction by Sazhin, A. N., Kovalchuk, D. V., Kolodezhnov, V. N., Malyshev, V. A., Shatovkin, R. R.

“…The necessity of creating a complex of mathematical models of the functioning of a combat plane in conditions of exposure to means of destruction to resolve…”
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Measurement and analysis of radioactivity induced in CuCrZr by D–T neutrons by Eichin, R, Adelhelm, C, Blokhin, A.I, Forrest, R.A, Freiesleben, H, Kovalchuk, V.D, Markovskij, D.V, Seidel, K, Unholzer, S

“…CuCrZr is used in high heat flux components of ITER and other fusion reactor designs. A CuCrZr alloy of the European Fusion Technology Programme was irradiated…”
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Activation experiment with tungsten in fusion peak neutron field by Seidel, K, Eichin, R, Forrest, R.A, Freiesleben, H, Goncharov, S.A, Kovalchuk, V.D, Markovskij, D.V, Maximov, D.V, Unholzer, S

“…Tungsten is the preferred material for the divertor plates of fusion devices and a constituent of reduced activation structural materials. Samples of pure…”
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Experimental investigation of radioactivity induced in the fusion power plant structural material in Eurofer and in other steels by D–T neutrons by Seidel, K., Forrest, R.A., Freiesleben, H., Kovalchuk, V.D., Markovskij, D.V., Maximov, D.V., Unholzer, S.

“…The low-activation steel Eurofer was irradiated with D–T fusion neutrons. The radioactivity following irradiation was determined several times during decay by…”
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Experimental investigation of radioactivity induced in the fusion power plant structural material SiC and in the breeder material Li4SiO4 by 14-MeV neutrons by SEIDEL, K, FORREST, R. A, FREIESLEBEN, H, KOVALCHUK, V. D, MARKOVSKIJ, D. V, RICHTER, D, TERESHKIN, V. I, UNHOLZER, S

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Experimental investigation of radioactivities induced in fusion reactor structural materials by 14-MeV neutrons by Markovskij, D.V., Forrest, R.A., Freiesleben, H., Kovalchuk, V.D., Richter, D., Seidel, K., Tereshkin, V.I., Unholzer, S.

“…The aim of the present study is the experimental validation of European activation system (EASY-97) for structural materials irradiated with 14-MeV neutrons…”
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Experimental activation study of some Russian vanadium alloys with 14-MeV neutrons at SNEG-13 facility by Markovskij, D.V, Forrest, R.A, Kovalchuk, V.D, Mostovoy, V.V, Romanov, P.V, Tereshkin, V.I

“…An important aspect of the development of potential structural materials for fusion power plants is their activation by 14-MeV neutrons. At present vanadium…”
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Establishment of a national radwaste handling system: lessons, successes, expectations by Bolshov, L. A., Linge, I. I., Kovalchuk, V. D., Utkin, S. S., Elfimova, T. L., Polyakov, Yu. D.

“…The history of the development of a system for handling radwastes is presented in the context of the formulation of present Russian legislation pertaining to…”
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Experimental comparative study of activation of stainless steels by 14 MeV neutrons by Kovalchuk, V.D, Mostovoy, V.V, Tereshkin, V.I, Bobrovnik, S.I, Markovskij, D.V, Freiesleben, H, Seidel, K, Unholzer, S

“…The activities induced by D–T fusion neutrons in samples of stainless steels considered as structural materials for perspective fusion devices were…”
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Activation study at SNEG-13 facility of the candidate ferritic steel 10X9VFA by Kovalchuk, V.D., Mostovoy, V.V., Tereshkin, V.I., Markovskij, D.V.

“…The main neutronics characteristics of the SNEG-13 facility for application to the program of low-activation fusion material study are described. The neutron…”
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Spectra of neutron generators with an energy of 14 MeV by Sevast’yanov, V. D., Maslov, G. N., Koval’chuk, V. D., Tereshkin, V. I., Litvin, V. I., Mokichev, G. V., Ignat’ev, G. N.

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Influence of Hydrogen on the Synthesis of Oxide-Ceramic Coatings on Aluminum Alloys in Electrolytic Plasmas by Posuvailo, V. М., Kovalchuk, І. V.

“…We determine the Gibbs energies for the reactions of interaction of aluminum oxides with neutral or ionized hydrogen in plasma channels in the course of…”
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Properties of Oxide-Ceramic Coatings on AK9M2 Alloy Synthesized in Electrolyte Modified with Hydrogen Peroxide by Posuvailo, V. М., Kovalchuk, І. V., Veselivska, H. H., Ivasenko, I. B.

“…We study the influence of hydrogen peroxide on the phase composition, thickness, and porosity of oxide-ceramic coatings obtained by plasma electrolytic…”
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ESTABLISHMENT OF A NATIONAL RADWASTE HANDLING SYSTEM: LESSONS, SUCCESSES, EXPECTATIONS by BOLSHOV, L. A, LINGE, I. I, KOVALCHUK, V. D, UTKIN, S. S, ELFIMOVA, T. L, POLYAKOV, Yu. D

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Clinical, Laboratory, Instrumental, Anamnestic Characteristics in Children With Type I Diabetes Mellitus and Early Stage of Diabetic Nephropathy by Burlaka, Ievgeniia A., Mityuryayeva, Inga O., Shevchenko, Tetiana A., Holoborodko, Anastasiia D., Kovalchuk, Ihor V., Lantukh, Lilia O.

“…Type 1 diabetes (T1D) is mainly a disease of children and young adults. Diabetic nephropathy (DN) is a common finding in diabetic patients. Microalbuminuria is…”
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