Перегляд за автором "Bakai, A.S."

Сортувати за: Порядок: Результатів:

  • Alloys for molten-salt reactors 
    Azhazha, V.M.; Bakai, A.S.; Lavrinenko, S.D.; Bobrov, Yu.P.; V’yugov, P.N.; Kovtun, K.V.; Pylypenko, M.M.; Savchenko, V.I.; Solopikhin, A.D.; Stetsenko, S.P.; Malykhin, D.G. (Вопросы атомной науки и техники, 2005)
    Results are reported from studies on the selection, development and manufacture of structural materials for a fuel-salt circulation loop of molten-salt reactors. Studies into the properties of materials obtained were ...
  • Amorphization kinetics under electron irradiation 
    Bakai, A.S.; Borisenko, A.A.; Russell, K.C. (Вопросы атомной науки и техники, 2005)
    A model is brought forward of the kinetics of amorphization occurring under electron irradiation. The model is based on consideration of the phase transformations controlled by the structural relaxation of small-scale ...
  • Calculation of temperature fields in ampoules under the radiation treatment by electrons with energy 10 MeV 
    Bakai, A.S.; Tanatarov, L.V.; Gonchar, V.Yu.; Sergiyeva, G.G. (Вопросы атомной науки и техники, 2005)
    To obtain the temperature fields in ampoules under the radiation treatment we use the one-dimensional equations of the thermal conductivity on the coordinates along the axis which is congruent with the direction of the ...
  • Cooperativity, cage effect and hopping diffusion in supercooled liquids and glasses 
    Bakai, A.S.; Lazarev, N.P. (Condensed Matter Physics, 2003)
    Molecular dynamic simulations of structure, thermodynamic and kinetic properties of model metallic Ag–Cu alloy are performed to elucidate its behavior at glass transition. In spite of small variations of inherent ...
  • Correlation phenomena in the glass-forming liquids 
    Bakai, A.S. (Вопросы атомной науки и техники, 2001)
    A theory of the long-range correlations of density fluctuations is presented for the glass-forming liquids. The supercooled heterophase liquid (HPL) is considered as composed of solid-like and fluid-like species with many ...
  • Corrosion kinetics of an alloy immerged into a liquid melt containing oxygen 
    Bakai, A.S.; Tanatarov, L.V. (Вопросы атомной науки и техники, 2005)
    Corrosion kinetics of a metal in metallic coolant containing oxygen is considered. The corrosion rate is found. The oxide film growth kinetics at moderate and high over-saturations of the oxygen content in coolant is ...
  • Corrosion of irradiated Ni-Mo alloys in sodium fluoride - zirconium melt 
    Azhazha, V.M.; Andriiko, A.A.; Bakai, A.S.; Volkov, S.V.; Devyatkin, S.V.; Dovbnya, A.N.; Lavrinenko, S.D.; Omelchuk, A.A.; Shirokov, B.M.; Shmegera, R.S. (Вопросы атомной науки и техники, 2005)
    The corrosion of nickel-molybdenum alloys and their constituents in a molten eutectic sodium fluoride-zirconium fluoride mixture has been studied by cyclic voltammetry, X-ray analysis, SEM and metallography. The dependence ...
  • Corrosion processes in zirconium fluoride-sodium fluoride melts.Study of shortcut cell C/(ZrF₄ – NaF)EUT/Hastelloy 
    Bakai, A.S.; Volkov, S.V.; Azhazha, V.M.; Andriiko, A.A.; Omelchuk, A.A.; Buryak, M.I.; Voronin, B.M.; Lavrinenko, S.D. (Вопросы атомной науки и техники, 2005)
    Time dependencies for the parameters (current, voltage, inner resistance) of shortcut galvanic cell Hastelloy-carbon material have been studied in NaF-ZrF₄ eutectic melt at 600…650°C. Analysis of these data, together with ...
  • Corrosion stability of molybdenum and tungsten coatings in lead-bismuth eutectic 
    Azhazha, V.M.; Bakai, A.S.; Glushko, P.I.; Kovtun, K.V.; Omelchuk, A.A.; Semenov, N.A.; Skryptun, I.N.; Sheremet, V.I.; Shirokov, B.M.; Shmegera, R.S. (Вопросы атомной науки и техники, 2005)
    The paper presents results of corrosion tests of tungsten- and molybdenum-based protective coatings, deposited on nickel-molybdenum alloys (hastelloy) in heavy metal melts (Pb, Bi, Pb–Bi eutectic). Results of an investigation ...
  • 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 test facility for irradiation of structural materials in conditions of molten salt reactor 
    Azhazha, V.M.; Bakai, A.S.; Gurin, I.V.; Dovbnya, A.M.; Demidov, M.V.; Zykov, A.I.; Zlunitsyn, E.S.; Lavrynenko, S.D.; Myakushko, L.K.; Repikhov, O.A.; Torgovkin, O.V.; Shirokov, B.M.; Shramenko, B.I. (Вопросы атомной науки и техники, 2005)
    A new device, Electron Irradiation Test Facility (EITF), has been created at electron linear accelerator Linac-10 at Accelerator R&D Complex affiliated with NSC KIPT. This facility allows to carry on studies on corrosion ...
  • 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 ...
  • Heterophase liquid states: thermodynamics, structure, dynamics 
    Bakai, A.S. (Condensed Matter Physics, 2014)
    An overview of theoretical results and experimental data on the thermodynamics, structure and dynamics of the heterophase glass-forming liquids is presented. The theoretical approach is based on the mesoscopic heterophase ...
  • Heterophase fluctuations in glass-forming liquids and random field Ising model 
    Bakai, A.S. (Condensed Matter Physics, 2000)
    The liquid-to-glass transition is a process of supercooled liquid solidification. Rather large density fluctuations are revealed experimentally in many of the glass-forming liquids above the glass transition temperature ...
  • High Frequency Vibrations Impact on Mechanical Properties of Nanocrystalline Titanium 
    Bakai, S.А.; Smolianets, R.V.; Kovtun, K.V.; Moskalenko, V.А.; Bakai, A.S. (Металлофизика и новейшие технологии, 2016)
    Mechanical properties of nanocrystalline titanium are studied under uniform confined compression with ultrasound oscillations of 20 kHz to clarify the way of high-frequency vibrations’ effect on mechanical properties of ...
  • Low-temperature thermal expansion of pure and inert gas-doped fullerite C₆₀ 
    Aleksandrovskii, A.N.; Bakai, A.S.; Dolbin, A.V.; Esel`son, V.B.; Gadd, G.E.; Gavrilko, V.G.; Manzhelii, V.G.; Moricca, S.; Sundqvist, B.; Udovidchenko, B.G. (Физика низких температур, 2003)
    The low temperature (2-24 K) thermal expansion of pure (single-crystal and polycrystalline) C₆₀ and polycrystalline C₆₀ intercalated with He, Ne, Ar, and Kr has been investigated using the high-resolution capacitance ...
  • Modeling the precipitation kinetics in systems with strong heterophase fluctuations 
    Turkin, A.A.; Bakai, A.S. (Вопросы атомной науки и техники, 2007)
    The hierarchy of the Becker-Döring rate equations is used to consider the influence of heterophase fluctuations on the kinetics of precipitation in supersaturated solid solutions, including the nucleation stage and the ...
  • Molecular dynamics simulation of phase transitions in liquid carbon 
    Byshkin, M.S.; Bakai, A.S.; Turkin, A.A. (Вопросы атомной науки и техники, 2007)
    Thermodynamic properties and phase transformations in amorphous carbon and in supercooled liquid carbon are studied by the method of molecular dynamics (MD). The dependence of the diamond melting temperature on pressure ...
  • Monitoring the flow rate of water in the supercritical convection loop 
    Bakai, A.S.; Biller, E.Z.; Bovda, A.M.; Boriskin, V.N.; Gorenko, Yu.V.; Momot, V.A.; Onischenko, L.V.; Solodovnikov, V.I.; Shelepko, S.V. (Вопросы атомной науки и техники, 2016)
    The Supercritical Water Convection Loop with an irradiation chamber is created in KIPT. The Loop is made from stainless steel. It measures 1.2 by 1.5 m. The plant makes possible to carry out simulation corrosion tests ...