Search Results - "Povstugar, I."

Effect of ruthenium on the precipitation of topologically close packed phases in Ni-based superalloys of 3rd and 4th generation by Matuszewski, K., Rettig, R., Matysiak, H., Peng, Z., Povstugar, I., Choi, P., Müller, J., Raabe, D., Spiecker, E., Kurzydłowski, K.J., Singer, R.F.

“…The precipitation of topologically close packed (TCP) phases is detrimental for the high temperature strength of high refractory Ni-based superalloys. The…”
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Atom probe informed simulations of dislocation–precipitate interactions reveal the importance of local interface curvature by Prakash, A., Guénolé, J., Wang, J., Müller, J., Spiecker, E., Mills, M.J., Povstugar, I., Choi, P., Raabe, D., Bitzek, E.

“…[Display omitted] The interaction of dislocations with precipitates is an essential strengthening mechanism in metals, as exemplified by the superior…”
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Determination of nanoparticle sizes by X-ray diffraction by Dorofeev, G. A., Streletskii, A. N., Povstugar, I. V., Protasov, A. V., Elsukov, E. P.

“…Different procedures for analysis of particle sizes by the X-ray diffraction method are compared by the example of nanoparticles of nickel and iron(3+) oxide…”
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Synthesis of Al–Y–Ni–Co composites by mechanical alloying and consecutive spark-plasma sintering by Kim, J.S., Povstugar, I.V., Choi, P.P., Yelsukov, E.P., Kwon, Y.S.

“…The mechanical alloying process of Al 85Y 8Ni 5Co 2 under low-energy ball milling was studied. Atomic mixing ends after 100 h of mechanical alloying where the…”
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Mechanochemical synthesis of activated Me–BN (Me Al, Mg, Ti) nanocomposites by Povstugar, I.V., Streletskii, A.N., Permenov, D.G., Kolbanev, I.V., Mudretsova, S.N.

“…Mechanochemical synthesis in mixtures of light metals (Al, Mg, Ti) with hexagonal boron nitride under ball milling was studied. Well-pronounced stage behavior…”
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Effect of Nb Addition on Oxidation Mechanisms of High Cr Ferritic Steel in Ar–H2–H2O by Vayyala, A., Povstugar, I., Galiullin, T., Naumenko, D., Quadakkers, W. J., Hattendorf, H., Mayer, J.

“…High chromium ferritic steels are being used as construction materials for interconnects in solid oxide electrolysis cells (SOEC). Addition of niobium in the…”
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Ball milling induced crystallization of amorphous Fe90Zr10 by Choi, P.P., Povstugar, I.V., Kwon, Y.S., Yelsukov, E.P., Kim, J.S.

“…The structural evolution of an amorphous Fe90Zr10 alloy under high-energy mechanical deformations was investigated by means of X-ray diffraction, Moessbauer…”
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Mechanical alloying of Fe-transition metal systems: The analysis of different stages by Povstugar, I V, Butyagin, P Yu

“…The paper presents the results of the quantitative analysis of mechanical alloying (MA) in binary systems Fe-X (X = Ti, Zr, Nb, Mo, Ta, W). MA has been studied…”
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On the grain boundary strengthening effect of boron in γ/γ′ Cobalt-base superalloys by Kolb, M., Freund, L.P., Fischer, F., Povstugar, I., Makineni, S.K., Gault, B., Raabe, D., Müller, J., Spiecker, E., Neumeier, S., Göken, M.

“…Boron is an essential solute element for improving the grain boundary strength in several high temperature metallic alloys especially in Ni- and Co-base…”
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Chemical derivatization techniques in the determination of functional groups by X-ray photoelectron spectroscopy by Povstugar, V. I., Mikhailova, S. S., Shakov, A. A.

“…The fundamentals of chemical derivatization techniques as applied to the quantitative analysis of ultrathin surface layers of various organic compounds via…”
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Influence of the Plasma Treatment Regimes on the Surface Morphology and Properties of Films Applied to Steel from Heptane Plasma by Dorfman, A M, Lyakhovich, A M, Povstugar, V I, Bystrov, S G

“…Atomic force microscopy, x-ray photoelectron spectroscopy, chemical analysis, and the method of measuring the contact angle were used to reveal the correlation…”
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Plasma modification of a protective coating formed by hexamethyleniminem-nitrobenzoate on iron by Dorfman, A M, Lyakhovich A M, Povstugar, V I, Bystrov, S G

“…A layer of hexamethyleniminem-nitrobenzoate was modified in low-temperature plasma on the air-oxidized iron surface. The composition and physicochemical…”
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Mössbauer study of mechanical alloying in a Mo^sub 80^Fe^sub 20^ system by Elsukov, E P, Protasov, A V, Povstugar, I V

“…The sequence of solid state reactions upon the mechanical alloying of Mo and Fe powders with an 80: 20 atomic ratio was established by means of Mössbauer…”
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Mössbauer study of mechanical alloying in a Mo80Fe20 system by Elsukov, E. P., Protasov, A. V., Povstugar, I. V.

“…The sequence of solid state reactions upon the mechanical alloying of Mo and Fe powders with an 80: 20 atomic ratio was established by means of Mössbauer…”
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Deformation-induced dissolution of the intermetallic compound FeSn in nanocrystalline [alpha]-Fe by Elsukov, E P, Povstugar, I V, Ul'yanov, A L

“…The structure and phase transformations during the mechanical treatment of an α-Fe^sub 98^Sn^sub 2^/FeSn mixture with a total Sn content of 14 at % in a ball…”
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XPS study of finely dispersed iron powders modified by radiation-grafted acrylamide by Mikhailova, S. S., Mykhaylyk, O. M., Dorfman, A. M., Povstugar, V. I.

“…X‐ray photoelectron spectroscopy was used to investigate structural peculiarities of the modifying layer obtained by means of radiation grafting of acrylamide…”
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Deformation-induced dissolution of the intermetallic compound FeSn in nanocrystalline α-Fe by Elsukov, E. P., Povstugar, I. V., Ul’yanov, A. L.

“…The structure and phase transformations during the mechanical treatment of an α-Fe 98 Sn 2 /FeSn mixture with a total Sn content of 14 at % in a ball planetary…”
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Mechanochemical activation of aluminum. 4. Kinetics of mechanochemical synthesis of aluminum carbide by Streletskii, A. N., Povstugar, I. V., Borunova, A. B., Lomaeva, S. F., Butyagin, P. Yu

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Mechanochemical activation of aluminum: 5. Formation of aluminum carbide upon heating of activated mixtures by Streletskii, A. N., Mudretsova, S. N., Povstugar, I. V., Butyagin, P. Yu

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Synthesis of Al-Y-Ni-Co composites by mechanical alloying and consecutive spark-plasma sintering by KIM, J. S, POVSTUGAR, I. V, CHOI, P. P, YELSUKOV, E. P, KWON, Y. S

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