Перегляд за автором "Karpov, S.A."

Результати 1-20 з 21

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Application of hydrogen embritlement models to the blister growth behavior in 12Cr2MoNbVB steel and α -Fe exposed to low-energy D plasma

Nikitin, A.V.; Tolstolutskaya, G.D.; Ruzhytskiy, V.V.; Kopanets, I.E.; Karpov, S.A.; Vasilenko, R.L.; Rostova, G.Y.; Rybalchenko, N.D.; Sungurov, B.S. (Вопросы атомной науки и техники, 2017)

Processes of blisters and associated subsurface cracks nucleation during exposure of 12Cr2MoNbVB ferritic-martensitic steel and α-Fe under glow discharge hydrogen (deuterium) plasma with ion energies of ~ 1 keV and ion ...
Application of nanoindentation for investigation of radiation damage in SS316 stainless steel

Tolmachova, G.N.; Tolstolutskaya, G.D.; Karpov, S.A.; Sungurov, B.S.; Vasilenko, R.L. (Вопросы атомной науки и техники, 2015)

The possibility of application of nanoindentation technique for investigation of mechanical properties (hardness and modulus of elasticity) of SS316 steel irradiated with 1.4 MeV Ar⁺ ions to a dose of 1·10¹⁷ cm⁻² at 900 K ...
Characterization of dislocation type defects formed at low-energy deuterium irradiation of SS316 stainless steel

Sungurov, B.S.; Tolstolutskaya, G.D.; Karpov, S.A.; Ruzhytskiy, V.V.; Voyevodin, V.N. (Вопросы атомной науки и техники, 2018)

The nature of small point defect clusters in SS316 austenitic stainless steel irradiated with deuterium ions at room temperature was identified from their behavior under annealing. In this analysis, the defect clusters ...
Comparative study of helium bubble formation in Cr-Fe-Ni-Mn high-entropy alloy and 18Cr10NiTi steel after irradiation and post-irradiation annealing

Kalchenko, А.S.; Karpov, S.A.; Kopanets, I.E.; Tikhonovsky, M.A.; Tolstolutskaya, G.D. (Вопросы атомной науки и техники, 2019)

High entropy alloys (HEAs) are considered for applications in nuclear reactors due to their promising mechanical properties, corrosion and radiation resistance. In order to understand the irradiation effects in HEAs and ...
Cooperative effect of displacement damage and inert gas impurities on deuterium retention in austenitic and ferritic-martensitic steels

Karpov, S.A.; Kopanets, I.E.; Ruzhytskyi, V.V.; Sungurov, B.S.; Tolstolutskaya, G.D. (Вопросы атомной науки и техники, 2014)

The behaviour of hydrogen (deuterium) in austenitic 18Cr10NiTi stainless steel and ferritic/martensitic steels EP-450 and EI-852 were investigated. Energetic heavy-ion irradiation has been used for modeling defect cluster ...
Effect of argon-ion irradiation on cavity formation and evolution in 18Cr10NiTi austenitic steel

Tolstolutskaya, G.D.; Karpov, S.A.; Kalchenko, A.S.; Kopanets, I.E.; Nikitin, A.V.; Voyevodin, V.N. (Вопросы атомной науки и техники, 2020)

The swelling behavior of 18Cr10NiTi austenitic stainless steel irradiated with energetic Ar-ions in the dose range of 40…105 displacements per atom (dpa) with simultaneously implanted argon to the levels of 0.08…6.3 at.% ...
Effect of argon-ion irradiation on cavity formation in 18Cr10NiTi austenitic steel and its strengthened version

Kolodiy, I.V.; Karpov, S.A.; Kalchenko, A.S.; Kopanets, I.E.; Tikhonovsky, M.A.; Tolstolutskaya, G.D.; Velikodnyi, A.N.; Voyevodin, V.N. (Вопросы атомной науки и техники, 2020)

The swelling behavior of 18Cr10NiTi austenitic stainless steel and its strengthened by Y₂O₃-ZrO₂ nanooxides version irradiated with 1.4 MeV Ar-ions up to dose 30 displacements per atom (dpa) with simultaneously implanted ...
Effect of argon ion irradiation on hardening and microstructure of ferritic-martensitic steel T91

Voyevodin, V.N.; Tolstolutskaya, G.D.; Karpov, S.A.; Tikhonovsky, M.A.; Tolmachova, G.N.; Kalchenko, A.S.; Vasilenko, R.L.; Kopanets, I.E. (Вопросы атомной науки и техники, 2019)

Ferritic-martensitic steel T91 was irradiated with 1.4 MeV Ar⁺ ions to doses from 0.5 to 7 displacements per atom (dpa) at room temperature. Microstructure characterization was performed using transmission electron microscopy ...
Effect of grain boundary on the cavity formation behavior in 1.4 MeV Ar⁺ irradiated 18Cr10NiTi-ODS steel

Tolstolutskaya, G.D.; Karpov, S.A.; Kalchenko, A.S.; Tikhonovsky, M.A. (Problems of Atomic Science and Technology, 2023)

The formation of cavity denuded zones (DZ) near grain boundary (GB) in 18Cr10NiTi-ODS steel with the addition of Y₂O₃-ZrO₂ nano-oxides irradiated with energetic Ar-ions in the dose range of 40…110 displacements per atom ...
Effect of severe plastic deformation on radiation hardening of T91 ferritic-martensitic steel

Voyevodin, V.N.; Tolstolutskaya, G.D.; Karpov, S.A.; Velikodnyi, A.N.; Tikhonovsky, M.A.; Kalchenko, A.S.; Tolmachova, G.N.; Vasilenko, R.L.; Kopanets, I.E. (Вопросы атомной науки и техники, 2021)

Effect of thermomechanical treatment on radiation hardening behavior in T91 ferritic-martensitic steel was evaluated. An applying of severe plastic deformation (SPD) by the “upsetting-extrusion” method and subsequent heat ...
Helium and hydrogen effects in structural materials for nuclear applications

Karpov, S.A.; Tolstolutska, G.D. (Вопросы атомной науки и техники, 2022)

Displacement cascades produce a variety of defects under reactor conditions, but of particular concern is the simultaneous production of helium (He) and hydrogen (H), which enhances the degradation of structural materials. ...
High-resolution transmission electron microscopy study of crystallography and morphology of TiC precipitates in argon-irradiated 18Cr10NiTi steel

Kalchenko, A.S.; Karpov, S.A.; Tolstolutskaya, G.D. (Вопросы атомной науки и техники, 2021)

This work encompasses identification of the crystal structure and analysis of the TiC precipitates in 18Cr-10Ni-Ti austenitic stainless steel under Ar-ions irradiation. High resolution transmission electron microscopy ...
Ion-implanted deuterium release behavior from Li-based advanced ceramics

Tolstolutskaya, G.D.; Karpov, S.A.; Ruzhytskiy, V.V.; Nikitin, A.V. (Problems of Atomic Science and Technology, 2022)

The behavior of ion-implanted deuterium in advanced lithium orthosilicate (Li₄SiO₄) pellets with addition of lithium metatitanate (Li₂TiO₃), and in reference Li₄SiO₄ pellets, has been studied. Thermal desorption spectroscopy ...
Kinetics of blisters growth in a deformed α-Fe at low-energy deuterium plasma exposure

Nikitin, A.V.; Tolstolutskaya, G.D.; Kopanets, I.E.; Karpov, S.A.; Ruzhytskiy, V.V. (Вопросы атомной науки и техники, 2018)

The results of the study of surface topography evolution and the features of deuterium interaction with α-Fe under glow discharge 1 keV deuterium ions bombardment at Troom up to ion fluence of 3.4·10²⁴ D/m² are ...
Microstructure evolution and deuterium trapping in low-energy cascades after irradiation of SS316 stainless steel

Karpov, S.A.; Tolstolutskaya, G.D.; Sungurov, B.S.; Ruzhytskiy, V.V. (Вопросы атомной науки и техники, 2017)

The release profile of deuterium from SS316 austenitic steel irradiated with low-energy deuterium ions was studied using thermal desorption spectroscopy as well as steel microstructure evolution after deuterium implantation ...
Retention and features of deuterium detrapping from radiation-induced damages in steels

Tolstolutskaya, G.D.; Ruzhytskiy, V.V.; Karpov, S.A.; Kopanets, I.E. (Вопросы атомной науки и техники, 2009)

The accelerators and ion-beam analysis techniques are used for simulation of displacement damage and detailed investigation of distribution profiles of damage and impurity gas atoms (especially helium and hydrogen) in ...
Stochastic simulation of the nonlinear kinetic equation with high-frequency electromagnetic fields

Andriash, A.V.; Bobylev, A.V.; Brantov, A.V.; Bychenkov, V.Yu.; Karpov, S.A.; Potapenko, I.F. (Вопросы атомной науки и техники, 2013)

A general approach to Monte Carlo methods for Coulomb collisions is proposed. Its key idea is an approximation of Landau-Fokker-Planck (LFP) equations by Boltzmann equations of quasi-Maxwellian kind. Highfrequency fields ...
Temperature dependence of surface topography and deuterium interaction with a pure α-Fe exposed to low-energy high-flux D plasma

Nikitin, A.V.; Tolstolutskaya, C.D.; Ruzhytskiy, V.V.; Kopanets, I.E.; Karpov, S.A.; Vasilenko, R.L.; Rostova, G.Y.; Rybalchenko, N.D. (Вопросы атомной науки и техники, 2016)

Surface topography and deuterium interaction with a-Fe under glow discharge hydrogen (deuterium) ions bombardment with energy of ~1 keV at ion fluencies of (0.02…1)∙10²⁴ D/m² and various temperatures have been examined. ...
The influence of 18Cr10NiTi and ODS 18Cr10NiTi austenitic stainless steels microstructure on the deuterium desorption

Kalchenko, A.S.; Ruzhytskyi, V.V.; Karpov, S.A.; Kolodiy, I.V.; Tikhonovsky, M.A.; Tolstolutskaya, G.D.; Velikodnyi, A.N.; Voyevodin, V.N. (Вопросы атомной науки и техники, 2020)

The thermal desorption spectra of deuterium from 18Cr10NiTi and ODS 18Cr10NiTi steel specimens irradiated with 10 keV D₂⁺ ions were examined. The influence of radiation damage on microstructure and accumulation of deuterium ...
Тhe dose dependence of inert gases irradiation hardening of 316 austenitic stainless steel after low temperature irradiation

Karpov, S.A.; Tolstolutskaya, G.D.; Voyevodin, V.N.; Tolmachova, G.N.; Kopanets, I.E. (Вопросы атомной науки и техники, 2018)

Irradiation-induced hardening has been investigated in relation to SS316 austenitic stainless steel. Samples were irradiated with 1400 keV/He and 1400 keV/Ar ions ions at fluences 0.01…10 displacements per atom (dpa) at ...

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Перегляд за автором "Karpov, S.A."

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