Search Results - "Melnikov, E. V."

The role of twinning on microstructure and mechanical response of severely deformed single crystals of high-manganese austenitic steel by Astafurova, E.G., Tukeeva, M.S., Zakharova, G.G., Melnikov, E.V., Maier, H.J.

“…The role of mechanical twinning on the fragmentation and the contribution to strengthening was studied using single crystals of Hadfield steel after…”
Get full text

Spectral Properties of Strongly Bounded Operators by Mel’nikov, E. V.

“…We show that strongly bounded operators in locally convex spaces and topological vector spaces under some additional conditions have the spectral properties…”
Get full text

Methane Emission from Flooded Soils of Rice Paddies in Rostov Oblast by Gar’kusha, D. N., Fedorov, Yu. A., Tambieva, N. S., Mel’nikov, E. V.

“…The methane fluxes to the atmosphere from the rice fields in the Rostov oblast (south of the European Russia) are analyzed using the results of field chamber…”
Get full text

Microstructure and mechanical response of single-crystalline high-manganese austenitic steels under high-pressure torsion: The effect of stacking-fault energy by Astafurova, E.G., Tukeeva, M.S., Maier, G.G., Melnikov, E.V., Maier, H.J.

“…We investigate the kinetics of the structural deformation and hardening of single-crystalline austenitic Fe–13Mn–1.3C (Hadfield steel), Fe–13Mn–2.7Al–1.3C, and…”
Get full text

On the difference in carbon- and nitrogen-alloying of equiatomic FeMnCrNiCo high-entropy alloy by Astafurova, E.G., Reunova, K.A., Melnikov, E.V., Panchenko, M.Yu, Astafurov, S.V., Maier, G.G., Moskvina, V.A.

“…[Display omitted] •N-alloying increases both strength and ductility of FeMnCrNiCo alloy.•N-alloying up to 3 at. % provides a solid-solution hardening…”
Get full text

Structure Formation in Vanadium-Alloyed Chromium-Manganese Steel with a High Concentration of Interstitial Atoms C + N = 1.9 wt % during Electron-Beam Additive Manufacturing by Astafurova, E. G., Astafurov, S. V., Reunova, K. A., Melnikov, E. V., Moskvina, V. A., Panchenko, M. Yu, Maier, G. G., Rubtsov, V. E., Kolubaev, E. A.

“…In the present paper, the method of electron-beam additive manufacturing is used to produce specimens of vanadium-alloyed chromium-manganese steel with a high…”
Get full text

The Temperature Dependences of Mechanical Properties, Deformation Hardening, and Fracture of FeMnNiCoCr Heterophase Alloy by Astafurova, E. G., Reunova, K. A., Panchenko, M. Yu, Mel’nikov, E. V., Tumbusova, I. A., Zagibalova, E. A., Astafurov, S. V.

“…It is established that the temperature dependence of the mechanical properties and deformation behavior of a heterophase multicomponent Cantor alloy…”
Get full text

Temperature Dependence of Mechanical Properties and Plastic Flow Behavior of Cast Multicomponent Alloys Fe20Cr20Mn20Ni20Co20-xCx (x = 0, 1, 3, 5) by Astafurova, E. G., Melnikov, E. V., Reunova, K. A., Moskvina, V. A., Astafurov, S. V., Panchenko, M. Yu, Mikhno, A. S., Tumbusova, I.

“…The paper presents the experimental data on the temperature dependence of mechanical properties and plastic flow behavior of cast alloys Fe 20 Cr 20 Mn 20 Ni…”
Get full text

Temperature dependence of tensile behavior, deformation mechanisms and fracture in nitrogen-alloyed FeMnCrNiCo(N) Cantor alloys by Astafurova, E.G., Reunova, K.A., Panchenko, M.Yu, Melnikov, E.V., Astafurov, S.V.

“…Among a family of the multi-principle-element alloys, a high-entropy Cantor alloy attracts much attention due to the striking temperature dependence of…”
Get full text

Hydrogen Embrittlement of Austenitic Stainless Steels with Ultrafine-Grained Structures of Different Morphologies by Astafurova, E. G., Melnikov, E. V., Astafurov, S. V., Ratochka, I. V., Mishin, I. P., Maier, G. G., Moskvina, V. A., Zakharov, G. N., Smirnov, A. I., Bataev, V. A.

“…The paper studies the effect of electrolytic hydrogen charging on the plastic flow, strength properties, ductility, and fracture mechanisms in austenitic…”
Get full text

The way to improve strength and ductility of heavily carbon-alloyed high-entropy Fe20Mn20Cr20Ni20Co15C5 alloy by Astafurov, S.V., Melnikov, E.V., Reunova, K.A., Panchenko, M.Yu, Zagibalova, E.A., Krukovskii, K.V., Astafurova, E.G.

“…In this work we propose a new approach to improve strength and ductility of the heavily carbon-alloyed high entropy Fe20Mn20Cr20Ni20Co15C5 alloy, which is…”
Get full text

Hydrogen Embrittlement of the Low-Carbon Steel Produced by Electron Beam Additive Manufacturing by Panchenko, M. Yu, Melnikov, E. V., Astafurov, S. V., Reunova, K. A., Kolubaev, E. A., Astafurova, E. G.

“…The effect of cathodic hydrogen charging of the Fe-(1.8–2.1)Mn-(0.7–1.0)Si-(0.05–0.11)C low-carbon steel, produced by electron-beam additive manufacturing and…”
Get full text

The effect of solid-solution temperature on phase composition, tensile characteristics and fracture mechanism of V-containing CrMn-steels with high interstitial content C+N>1 mass. by Astafurov, S.V., Maier, G.G., Tumbusova, I.A., Melnikov, E.V., Moskvina, V.A., Panchenko, M. Yu, Smirnov, A.I., Galchenko, N.K., Astafurova, E.G.

“…New high-interstitial austenitic Fe–19Cr–22Mn–1.6V–0.4C–0.8N (mass. %) and Fe–22Cr–26Mn–1.3V–0.7C–1.2N steels were designed. A combination of high interstitial…”
Get full text

Microstructure and Phase Composition of a Gradient Material “Stainless Steel/Cr-Ni Alloy” Produced by Electron-Beam Additive Manufacturing by Reunova, K. A., Astafurova, E. G., Moskvina, V. A., Astafurov, S. V., Panchenko, M. Yu, Melnikov, E. V., Kolubaev, E. A.

“…Using the methods of scanning and transmission electron microscopy, the microstructure of a gradient material “Fe-18Cr-10Ni-Ti-0.08C steel / 80Ni-20Cr alloy”…”
Get full text

Stable high-nickel austenitic steel produced by electron beam additive manufacturing using dual wire-feed system by Moskvina, V.A., Melnikov, E.V., Astafurov, S.V., Panchenko, M.Yu, Reunova, K.A., Kolubaev, E.A., Astafurova, E.G.

“…[Display omitted] •High-Ni steel was produced by dual wire-feed electron beam additive manufacturing.•The 321-type steel and NiCr-alloy wires were used for…”
Get full text

Hydrogen Embrittlement of Ultrafine-Grained Austenitic Stainless Steels by Astafurova E. G., Astafurov S. V., Maier G. G., Moskvina V. A., Melnikov E. V., Fortuna A. S.

“…The effect of electrochemical hydrogen-charging on tensile properties, mechanisms of plastic deformation and fracture micromechanisms was studied using two…”
Get full text

The Effect of Phase Transformations During Electrom-Beam 3D-Printing and Post-Built Heat Treatment on Plastic Deformation and Fracture of Additively Manufactured High Nitrogen Cr–Mn Steel by Astafurova, E. G., Reunova, K. A., Astafurov, S. V., Panchenko, M. Yu, Melnikov, E. V., Moskvina, V. A., Maier, G. G., Rubtsov, V. E., Kolubaev, E. A.

“…The phase composition, plastic deformation and fracture micromechanisms of Fe–(25–26)Cr–(5–12)Mn–0.15C–0.55N (wt.%) high-nitrogen chromium-manganese steel,…”
Get full text

The grain size-dependent control of the phase composition in ion-plasma treated 316L stainless steel by Moskvina, V.A., Astafurova, E.G., Ramazanov, K.N., Esipov, R.S., Maier, G.G., Astafurov, S.V., Panchenko, M. Yu, Reunova, K.A., Melnikov, E.V., Smirnov, A.I.

“…We study the influence of different grain size (density of grain boundaries) on the way of phase transformations in the surface layers of 316 L-type austenitic…”
Get full text

Stabilization of austenitic structure in transition zone of “austenitic stainless steel/NiCr alloy” joint fabricated by wire-feed electron beam melting by Moskvina, V.A., Melnikov, E.V., Panchenko, M.Yu, Maier, G.G., Reunova, K.A., Astafurov, S.V., Kolubaev, E.A., Astafurova, E.G.

“…[Display omitted] •Stainless steel/NiCr joint was produced by electron beam additive manufacturing.•NiCr-alloy addition stabilizes austenitic structure in…”
Get full text

The Influence of Phase Composition and Phase Distribution on Crack Formation and Fracture Mechanisms of Cr–Ni Steels Produced by the Method of 3D Electron-Beam Printing by Astafurova, E. G., Moskvina, V. A., Panchenko, M. Yu, Astafurov, S. V., Melnikov, E. V., Maier, G. G., Reunova, K. A., Rubtsov, V. E., Kolubaev, E. A.

“…The features of crack formation near the fracture region and the fracture micromechanism are investigated during uniaxial tension of specimens of Ni–Cr…”
Get full text