Search Results - "Vorob'ev, E. V."

On the Accuracy in Determination of the Mechanical Material Characteristics at Low Temperatures by Vorob’ev, E. V.

“…The paper considers the processes related to the specimens and loading device in the tensile testing of metals in strain-controlled mode, including under the…”
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Notch Effects at Low-Temperature Discontinuous Flow by Vorob’ev, E. V.

“…A particularly strong hardening of the specimens made of austenitic steels with notches of a large radius of bending has been detected at the temperature of…”
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Strain-Hardening of Notched Steel Specimens During Their Deep Cooling Down to 4.2 K by Vorob’ev, E. V., Strizhalo, V. A., Anpilogova, T. V.

“…In this study, the stress concentration effect on the low-temperature strain-hardening of 12Kh18N10T and 03Kh20N16AG6 steels is investigated. It is shown that…”
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Peculiarities of neck formation under low-temperature discontinuous yield of metals. Part 2. Plane strain by Vorobev, E V

“…The regularities of repeated necking have been studies on flat specimens of alloys for cryogenic engineering in the case of effect of low-temperature…”
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Modeling of the process of low-temperature jumplike deformation of metals by Vorob’ev, E. V., Anpilogova, T. V.

“…A nonlinear model of the process of low-temperature discontinuous yielding of metals has been constructed, which allows the totality of strain jumps to be…”
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Strain instability in metals at cryogenic temperatures and potentials of practical application by Vorob’ev, E. V., Strizhalo, V. A.

“…Force, deformation, velocity, energy, and other criteria of limiting states at low-temperature serrated yield of metals are examined. The feasibility of their…”
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Peculiarities of neck formation under low-temperature discontinuous yield of metals. Part 1. Axisymmetric deformation by Vorob’ev, E. V.

“…In relation to the problem of determining reliable values of mechanical characteristics of metallic materials at temperatures below 30 K, the peculiarities of…”
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Kinetics of low-temperature discontinuous deformation of metals by Vorob’ev, E.V., Anpilogova, T.V.

“…•Numerical results of the kinetics on the serrated flow of metals are presented.•It is shown that the dynamic loads reach quite high magnitudes.•The energy and…”
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Numerical analysis of the deformation instability of metals in liquid helium by Vorob’ev, Е.V., Anpilogova, T.V.

“…► Numerical results on the serrated flow of steel and aluminum alloy are presented. ► Method allows to predict the influence of eight factors on deformation…”
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Fatigue Resistance of 2219 Aluminum Alloy and its Welded Joints by Matokhnyuk, L. E., Byalonovich, A. V., Gopkalo, E. E., Vorob’ev, E. V., Karaush, D. P., Malyshko, V. I.

“…The paper presents fatigue test results for 2219 aluminum alloy specimens, cut from a plate 40 mm in thickness, under symmetric and pulsating loading cycle. It…”
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Deformation instability and strength of structural alloys under conditions of stress concentrations and cryogenic temperatures by VOROB'EV, E. V, ANPILOGOVA, T. V

“…The investigation results for the effect of stress concentration on the mechanical behavior of titanium alloy 3M and aluminum alloy AMg5 within the temperature…”
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Effect of a Temperature on the Mechanical Characteristics of ULTEM 9085 Thermoplastic Produced by Additive Technology by Volkov, Yu. M., Vorob’ev, E. V., Drozdov, A. V., Zemtsov, M. P., Novogrudskii, L. S., Kanivets, I. A., Kharchenko, V. M.

“…Results of experimental investigation of mechanical characteristics of ULTEM 9085 thermoplastic, produced by additive manufacturing, i.e., the method of…”
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Two-Electrode Ion-Extraction System of a Radio-Frequency Ion Source: Numerical and Experimental Studies of Erosion of the Accelerating Electrode by Akhmetzhanov, R. V., Bogatyi, A. V., Vorob’ev, E. V., Dukhopel’nikov, D. V., Kashirin, D. A., Obukhov, V. A., Popov, G. A., Svotina, V. V., Cherkasova, M. V.

“…The results of numerical and experimental studies of the erosion rate of the accelerating electrode of an ion thruster are presented. When the ion beam…”
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On mutual effects of the size-scale factor and low-temperature intermittent yielding by VOROB'EV, E. V

“…The given study shows that, in subzero cooling, relatively small changes in specimen dimensions can have a considerable influence on the mechanical properties…”
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Effect of the specimen geometry on strength and plasticity characteristics of steels on subzero cooling by VOROB'EV, E. V

“…We present the results of investigations into the deformability and strength of conical and tubular specimens of 03Kh20N16AG6 and 12Kh18N10T steels in uniaxial…”
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Low-temperature and strain hardening of austenitic steels at temperatures of about 4.2 K by Vorobev, E V

“…We analyze the results of experimental investigations of the complex effect of various modes of prestraining and deep cooling and the strain rate on the…”
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Effective sputtering yields of titanium, titanium nitride, and molybdenum induced by nitrogen ions and ions of nitrogen-oxygen mixtures by Dukhopel’nikov, D. V., Riazanov, V. A., Vorob’ev, E. V., Abgarian, V. K., Popov, G. A., Khartov, S. A.

“…This work is dedicated to studying the effects of nitrogen ions and ions of nitrogen and oxygen mixtures on the surface of titanium, titanium nitride, and…”
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Deformation and fracture of 03Kh20N16AG6 steel under nonuniform stress at temperatures down to 4.2 K by VOROB'EV, E. V, STRIZHALO, V. A

“…The effect of stress concentration on the mechanical behavior of 03KH20N16AG6 steel over a temperature range of 293-4.2 K is studied. The flow discontinuity…”
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Jumplike Deformation as the Scale Effect Measure for the Metal Deformed Volume Under Deep-Freezing Conditions: Experiment and Modeling by Vorob’ev, E. V., Anpilogova, T. V.

“…Tensile tests of titanium alloy and austenitic steel specimens have been conducted in the range of temperatures 300–4 K. Under deep-freezing conditions, there…”
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Jumplike deformation of metals subjected to pulsed magnetic fields and cryogenic temperatures by STRIZHALO, V. A, VOROB'EV, E. V

“…The paper presents the results of an investigation into the low-temperature jumplike deformation of BrKh08Tsr bronze and the effect of pulsed magnetic cycling…”
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