Перегляд за автором "Bratchenko, M.I."

Результати 1-14 з 14

Comments on dpa calculation methods for ion beam driven simulation irradiations

Bratchenko, M.I.; Bryk, V.V.; Dyuldya, S.V.; Kalchenko, A.S.; Lazarev, N.P.; Voyevodin, V.N. (Вопросы атомной науки и техники, 2013)

The methodology of application of computer simulation technique to the NSC KIPT advanced simulation studies of radiation materials science at charged particles accelerators is considered with due account of the conformance ...
Computational dosimetry and post-irradiation studies of the electron beam irradiation-assisted corrosion and stress corrosion cracking of statically strained steel samples in a supercritical water coolant

Bakai, O.S.; Boriskin, V.M.; Bratchenko, M.I.; Dyuldya, S.V. (Вопросы атомной науки и техники, 2022)

New experimental data on the corrosion behavior of the 12X18H10T austenitic steel elastically strained cou-pons after 500 h long exposure in situ the NSC KIPT “Electron Irradiation Test Facility” supercritical water ...
Effect of heterogeneity of subjects of industrial irradiation processes on spatial distributions of absorbed doses upon electron beam, X-ray and gamma irradiation

Dyuldya, S.V.; Bratchenko, M.I. (Вопросы атомной науки и техники, 2007)

By means of Monte Carlo computer modeling the effects of heterogeneity and spatial arrangement of irradiated disposable syringes on the absorbed dose deposition profiles has been studied for different kinds of irradiation. ...
Electron beam transport and energy deposition in heterogeneous assemblies of the hastelloy samples embedded into the molten fluorides mix

Bakai, A.S.; Bratchenko, M.I.; Dyuldya, S.V. (Вопросы атомной науки и техники, 2005)

By means of the Monte Carlo computer modeling technique the depth dependencies of energy deposition and concentration of radiation induced point defects have been calculated in heterogeneous assemblies of Hastelloy plates ...
Electron irradiation of the material samples of new generation nuclear reactors in the supercritical water convection loop

Bakai, A.S.; Boriskin, V.N.; Bratchenko, M.I.; Biller, E.Z.; Bytenko, P.A.; Bocharov, V.A.; Vereshchaka, V.N.; Dovbnya, A.N.; Duldya, S.V.; Gorenko, Yu.V.; Kovalev, G.G.; Momot, V.A.; Repihov, O.A.; Romanovsky, S.K.; Savchenko, A.N.; Seleznev, V.V.; Solodovnikov, V.I.; Titov, V.I.; Torgovkin, A.V.; Handak, V.V.; Shelepko, S.V.; Tcebenko, G.N. (Вопросы атомной науки и техники, 2013)

The design of the Supercritical Water Convection Loop with an irradiation chamber is described [1]. The plant makes possible to carry out simulation corrosion tests of potential structural materials for Generation IV ...
Electron irradiation, temperature, and stress effect on corrosion of Zr-, Ni-Cr-, and Fe-Cr-based alloys in the vicinity of the water coolant supercritical transition

Bakai, O.S.; Boriskin, V.M.; Bratchenko, M.I.; Dyuldya, S.V. (Вопросы атомной науки и техники, 2020)

Quantitative regularities of the Zr-1%Nb alloy, Ni-Cr alloy 690 and Fr-Cr stainless steel (SS) 12X18H10T corrosion in the near-critical domain (23.5 MPa, 360…380 °C) of a circulating water coolant are searched using ...
Enhanced phenomenological models of ion channeling contribution to doping profiles in crystals

Bratchenko, M.I.; Dyuldya, S.V.; Bakai, A.S. (Condensed Matter Physics, 2009)

New phenomenological models are proposed to describe the effect of an ordered lattice structure of crystalline targets on the as-implanted doping profiles of low-energy heavy ions. The models account for the channeling kinetics ...
Kinetics of channeling with rechanneling

Rozhkov, V.V.; Bratchenko, M.I. (Вопросы атомной науки и техники, 2001)

The basic system of equations of the kinetic theory of channeling with rechanneling is built. A new expression is obtained for channeled fraction taking into account the volume trapping, and rechanneling and dechanneling ...
Modeling of kinetics of macrochanneling of fast electrons and ions in planar gap collimators

Dyuldya, S.V.; Bratchenko, M.I.; Skorobogatov, M.A. (Вопросы атомной науки и техники, 2007)

Using the novel method of macroscopic computer simulation of the reflection of charged particles from solid surfaces at grazing incidence the kinetics of planar macrochanneling, the directed transport of particles between ...
Multi-channel cell to irradiate the material specimens by electrons in the interior of the supercritical water convection loop

Bakai, A.S.; Boriskin, V.N.; Bratchenko, M.I.; Gorenko, Yu.V.; Dovbnya, A.N.; Dyuldya, S.V.; Kovalev, G.G. (Вопросы атомной науки и техники, 2015)

The 1.2×1.5 m sized Supercritical Water Convection Loop with four-channel irradiation cell was created in KIPT. The stainless steel made plant opens the possibility to carry out simulation corrosion tests of candidate ...
Multiscale modeling of the low-temperature electron irradiation of beryllium

Bratchenko, M.I.; Dyuldya, S.V. (Вопросы атомной науки и техники, 2018)

Presented are the methodology and the results of the multiscale modeling of radiation defects primary production and time evolution for 2.5 MeV cryogenic (77 K) irradiation of highly deformed to ~ 10¹² cm⁻² dislocations ...
Multiscale modeling of the low-temperature electron irradiation of beryllium

Bratchenko, M.I.; Dyuldya, S.V. (Вопросы атомной науки и техники, 2017)

Presented are the methodology and the results of the multiscale modeling of radiation defects primary production and time evolution for 2.5 MeV cryogenic (77 K) irradiation of highly deformed to ~ 10¹² cm⁻² dislocations ...
Regimes of irradiation by electrons of samples of materials in supercritical water convection loop

Bakai, A.S.; Boriskin, V.N.; Bratchenko, M.I.; Dovbnya, A.N.; Dyuldya, S.V.; Gorenko, Yu.V.; Momot, V.A.; Romanovsky, S.K.; Savchenko, A.N.; Solodovnikov, V.I.; Titov, V.Yu.; Shelepko, S.V.; Tcebenko, G.N. (Вопросы атомной науки и техники, 2017)

The specially designed in the NSC KIPT Supercritical Water Convection Loop (SCWCL) with an irradiation chamber coupled to an electron accelerator LPE-10 gives an opportunity for corrosion and mechanical tests of materials ...
The cell for electron irradiation of stressed steel samples in a supercritical water flow for corrosion evaluation

Bakai, A.S.; Boriskin, V.N.; Bratchenko, M.I.; Dronov, R.N.; Dyuldya, S.V.; Gorenko, Yu.V.; Shelepko, S.V. (Вопросы атомной науки и техники, 2019)

To study experimentally the stress enhanced corrosion of structural materials in a water coolant flow under electron irradiation, a novel design of the target irradiation cell was developed. The stress application scheme ...

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Перегляд за автором "Bratchenko, M.I."

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