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Перегляд Вопросы атомной науки и техники за назвою

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за назвою

Сортувати за: Порядок: Результатів:

  • Radial acceleration and cumulation of ions by an intense converging ring laser pulse 
    Balakirev, V.A.; Onishchenko, I.N.; Povrozin, A.I.; Tolstoluzhsky, A.P.; Yegorov, A.M. (Вопросы атомной науки и техники, 2008)
    Cumulation dynamics and acceleration of deuterium plasma ions by a focused ring laser pulse of the femtosecond duration are theoretically investigated. Laser pulse is focused by a dielectric lens. The spatial structure ...
  • Radial distributions of RF discharge plasma parameters and radial electric field in the Uragan-3M torsatron 
    Volkov, E.D.; Adamov, I.Yu.; Berezhnyj, V.L.; Kulaga, A.E.; Nazarov, N.I.; Ocheretenko, V.L.; Pinos, I.B.; Shcherbinina, T.E.; Skibenko, A.I.; Slavnyj, A.S.; Tarasov, I.K.; Fomin, I.P. (Вопросы атомной науки и техники, 2000)
    The results of local measurements of RF discharge plasma parameters (plasma density and its fluctuations, electron temperature and energy of superthermal electrons, plasma poloidal rotation velocity) in the Uragam-3M ...
  • Radial profiles of plasma density and poloidal rotation velocity measured by microwave reflectometry for different regimes of RF plasma production in “Uragan-3m” torsatron 
    Skibenko, A.I.; Berezhnyj, V.L.; Volkov, E.D.; Ocheretenko, V.L.; Kotsubanov, B.D.; Nazarov, N.I.; Nikol’skiy, I.K.; Pavlichenko, O.S.; Pinos, I.B.; Fomin, I.P.; Tsibenko, S.A. (Вопросы атомной науки и техники, 2000)
    Studies on choice of optimized regimes of RF plasma production/heating in Uragan-3M were performed by using microwave reflectometry. Radial profiles of electron density and it fluctuation and poloidal rotation velocity ...
  • Radiation-acoustic effects at diamond-like coating deposition from the flow of hydrocarbon ions and their influence on kinetic processes 
    Kalinichenko, O.I.; Strel’nitskij, V.E. (Problems of Atomic Science and Technology, 2023)
    Based on the model of the nonlocal thermoelastic peak (NTP) the ion generalized to the case of the ion of polyatomic molecule, the acoustic effect of low-energy ion of a hydrocarbon molecule during plasma-ion deposition ...
  • Radiation and beam energy spread in a channel with random rougness 
    Agafonov, A.V.; Lebedev, A.N. (Вопросы атомной науки и техники, 2001)
    The energy spread of particles inside a short bunch propagating along the co-axial channel with small random axially symmetric wall perturbations is calculated. Although the radiation is small, its reaction on particles ...
  • Radiation complex on the basis of helium ions linac 
    Dubniuk, S.N.; Anokhin, R.A.; Dyachenko, A.F.; Коbets, А.P.; Kravchenko, A.I.; Manuilenko, O.V; Pavlii, К.V.; Reshetnikov, V.N.; Shevchenko, A.S.; Soshenkо, V.A.; Tishkin, S.S.; Zajtsev, B.V.; Zhuravlyov, A.V.; Zhuravlyov, V.G. (Вопросы атомной науки и техники, 2018)
    The numerical simulation results and experimental investigation of helium ions linear accelerator with output energy 4 MeV and focusing by an RF field are presented. The variant of alternating-phase focusing with a ...
  • Radiation damage in tungsten target of the "KIPT Neutron Source" 
    Gann, V.V.; Gann, A.V.; Borts, B.V.; Karnaukhov, I.M.; Gladkikh, P.I.; Parkhomenko, A.A. (Вопросы атомной науки и техники, 2021)
    In this work, mathematical modeling of a complex of processes occurring in a tungsten target under irradiation with high-energy electrons with an energy of 100 MeV: an electromagnetic shower, the production of photo-neutrons, ...
  • Radiation damage in uranium target of the accelerator driven system “KIPT Neutron Source” 
    Gann, V.V.; Gann, A.V.; Borts, B.V.; Karnaukhov, I.M.; Parkhomenko, A.A. (Вопросы атомной науки и техники, 2021)
    In this work, the rate of radiation damage production in a uranium target of the neutron source at NSC KIPT under electrons irradiation with an energy of 100 MeV was estimated. The contribution of elastic and inelastic ...
  • Radiation destruction and internal friction in silicon single crystals 
    Ryzhikov, V.D.; Rokhmanov, N.Ya.; Galkin, S.N.; Gnap, A.K. (Вопросы атомной науки и техники, 2004)
    The study of radiation defects in silicon single crystals of different orientation is carried out by means of methods of internal friction (IF) and electrical resistance. At the mechanical damping measurement a strategy ...
  • Radiation effects in semiconductor scintillators based on zinc selenide 
    Ryzhikov, V.; Koshkin, V.; Starzhinskiy, N.; Ibragimova, E.; Gafarov, A.; Kist, A.; Oksengendler, B.; Gal’chinetskii, L.; Katrunov, K.; Galkin, S.; Silin, V. (Вопросы атомной науки и техники, 2003)
    Effects have been studied of gamma-radiation (Еγ=1.25 МeV) in doses of DγЈ5.10⁹ rad upon light output and spectral-kinetic luminescence characteristics of new semiconductor scintillators (SCS) based on isovalently doped ...
  • Radiation electronics 
    Karas, V.I. (Вопросы атомной науки и техники, 2007)
    Article is review of works on nonequilibrium electron distribution function formation at a presence of sources and sinks in momentum space. The analitical investigations and numerical simulation of the nonlineat collision ...
  • Radiation field creation at the electron linac LUE-10 for long-term tests of structural materials under molten-salt reactor conditions 
    Dovbnya, A.N.; Zykov, A.I.; Zlunitsyn, Eh.S.; Torgovkin, A.V.; Shramenko, B.I. (Вопросы атомной науки и техники, 2006)
    Long-term (700 hours) corrosion tests of hastelloy-type alloy samples were performed in the ZrF4+NaF melt at a temperature of 650°C with the use of the electron linac LUE-10 of power of about 5 kW. To reduce the residual ...
  • Radiation friction of relativistic charged particles moving in a periodic field 
    Ognivenko, V.V. (Вопросы атомной науки и техники, 2022)
    The motion of relativistic charged particles beam in an external periodic field is considered, taking into account the influence of incoherent fields produced by particles on this motion. On the basis of the dynamics of ...
  • Radiation from plasma due to parametric excitation of convective cells 
    Panchenko, V.G. (Вопросы атомной науки и техники, 2018)
    On the basis of the fluctuations kinetic theory the process of plasma radiation is studied when the transformation of an longitudinal Langmuir wave into the transverse electromagnetic wave occurs. We consider the ...
  • Radiation from relativistic positrons during planar channeling in crystals 
    Boldyshev, V.F.; Shatnev, M.G. (Вопросы атомной науки и техники, 2004)
    We present a detailed calculation of channeling radiation of planar-channeled positrons from crystal targets in the framework of our approach, which was proposed recently.
  • Radiation hardness of polysiloxane-based scintillators 
    Zhmurin, P.М.; Yelisieiev, D.A.; Alekseev, V.D.; Yelisieieva, O.V.; Нurkalenko, Yu.О.; Popov, V.Ph. (Вопросы атомной науки и техники, 2022)
    Polysiloxane-based scintillators with different contant of aromatic chromophore groups have been obtained. 2,5-diphenyloxazole and its alkyl derivative were used as activators. The optical and scintillation properties of ...
  • Radiation hardness of polysiloxane-based scintillators 
    Zhmurin, P.М.; Yelisieiev, D.A.; Alekseev, V.D.; Yelisieieva, O.V.; Нurkalenko, Yu.О.; Popov, V.Ph. (Вопросы атомной науки и техники, 2022)
    Polysiloxane-based scintillators with different contant of aromatic chromophore groups have been obtained. 2,5-diphenyloxazole and its alkyl derivative were used as activators. The optical and scintillation properties of ...
  • Radiation-induced defect's clustering and self-organization during surface modification 
    Bondareva, A.L.; Zmievskaya, G.I. (Вопросы атомной науки и техники, 2006)
    Defects' clustering model is applied to study of the both: helium blistering in metal lattice and a thin film islands deposition. Plasma surface modification is investigated as a first order phase transition at a fluctuation ...
  • Radiation induced demagnetization of permanent magnets under 10 MeV electron beam 
    Bovda, V.А.; Bovda, А.М.; Guk, I.S.; Dovbnya, А.N.; Lyashchenko, V.N.; Mytsykov, А.О.; Onishchenko, L.V.; Kandybey, S.S.; Repihov, O.A. (Вопросы атомной науки и техники, 2019)
    Nd-Fe-B and Sm-Co magnets were irradiated by electron beam with the energy of 10 MeV and bremsstrahlung. The absorbed dose was 16 and 160 Grad. It was found that magnetic flux of Nd-Fe-B magnets decrease with irradiation, ...
  • Radiation-induced effects in silicon 
    Gaidar, G.P.; Pinkovska, M.B.; Starchyk, M.I. (Вопросы атомной науки и техники, 2019)
    Results of complex studies of the structural properties of silicon irradiated with light ions of megaelectronvolt energies by fluences greater than 10¹⁶ cm⁻² are presented. It was found that during irradiation under ...

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