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Перегляд Bопросы атомной науки и техники, 2006 за назвою

Репозиторій DSpace/Manakin

Перегляд Bопросы атомной науки и техники, 2006 за назвою

Сортувати за: Порядок: Результатів:

  • Dynamics of charged particles in a field of intensive electromagnetic waves 
    Buts, V.A. (Вопросы атомной науки и техники, 2006)
    The results of analytical and numerical investigation of charged particles dynamics in a field of intense electromagnetic waves and electromagnetic pulses are reported. Conditions for effective acceleration of charged ...
  • Dynamics of the edge transport barrier at plasma biasing on the CASTOR tokamak 
    Stockel, J.; Spolaore, M.; Peleman, P.; Brotankova, J.; Horacek, J.; Dejarnac, R.; Devynck, P.; Duran, I.; Gunn, J.P.; Hron, M.; Kocan, M.; Martines, E.; Panek, R.; Sharma, A.; Van Oost, G. (Вопросы атомной науки и техники, 2006)
    A clear and reproducible transition to a regime with an improved particle confinement is routinely observed on the CASTOR tokamak, if the biasing electrode is inserted deep enough into the plasma (r/a ~ 0.5) and biased ...
  • Effective grain potential in a plasma with external sources of ionization 
    Zagorodny, A.G.; Filippov, A.V.; Pal’, A.F.; Starostin, A.N.; Momot, A.I. (Вопросы атомной науки и техники, 2006)
    A new approach is proposed for analytical description of effective grain potentials in dusty plasmas. The basic idea is to describe absorption of electrons and ions by grain in terms of effective point sinks introduced ...
  • Effect of induced interference and the formation of spatial perturbation fine structure in nonequlibrium open-ended system 
    Kuklin, V.M. (Вопросы атомной науки и техники, 2006)
    It is shown, that the modes of unstable spectrum of instability near threshold are able to form long-living spatial fine structure and anomalous interference splashes, induced by the pump.
  • Effects of long-term ion bombardment on some optical properties of Rh film mirrors and bulk polycrystalline mirrors 
    Bondarenko, V.N.; Bardamid, A.F.; Voitsenya, V.S.; Konovalov, V.G.; Kulyk, S.P.; Solodovchenko, S.I.; Yakimov, K.I.; Dobrotvorskaya, M.V. (Вопросы атомной науки и техники, 2006)
    The method is suggested for statistical analyzing the surface structure in cases when the spatial size of structure is not negligibly small in comparison with the size of an area to be analyzed. The method is applied to ...
  • Electron beam generation in a low-impedance system 
    Agafonov, A.V. (Вопросы атомной науки и техники, 2006)
    Results of computer simulation of low-energy high-current electron beam generation in a low-impedance system consisting of plasma-filled diode with a long plasma anode, an auxiliary thermionic cathode, and an explosive emission ...
  • Electron Landau damping of radio-frequency waves in a toroidal plasma with Solov’ev equilibrium 
    Grishanov, N.I.; Azarenkov, N.A. (Вопросы атомной науки и техники, 2006)
    Longitudinal permittivity elements are derived for RF waves in a toroidal plasma with Solov’ev type equilibrium by solving the drift-kinetic equation for untrapped and trapped particles. Our dielectric characteristics are ...
  • Emittance measurement of electron beam of RF gun with plasma ferroelectric cathode 
    Khodak, I.V.; Kushnir, V.A. (Вопросы атомной науки и техники, 2006)
    An RF gun with a plasma ferroelectric cathode can generate intense electron beams with peak current in a bunch up to 10² A. The space charge forces of the beam increase errors of the beam emittance measurement using a ...
  • Equilibrium and stability of cylinder plasma consisting of unmagnetized ions been born at rest and magnetized electrons in crossed fields 
    Yeliseyev, Yu.N. (Вопросы атомной науки и техники, 2006)
    The equilibrium and the non-local stability problem of cylinder plasma, consisting of magnetized electrons and unmagnetized ions, having been born at rest under the ionization of the residual gas, are considered. The ...
  • Estimation of medical radionuclide yields in photonuclear production 
    Dikiy, N.P.; Dovbnya, A.N.; Nikiforov, V.I.; Uvarov, V.L. (Вопросы атомной науки и техники, 2006)
    The present paper reports the results from computer simulation of the processes of radionuclide production, namely, Sc-47, Co-57, Cu-67, Mo-99, Pd-103, In-111, W-181 and Ir-192. Consideration was given to a simplified ...
  • Estimation OF Os, Ir, Sc, In isotope production at electron linear accelerators 
    Dovbnya, A.N.; Kovtun, G.P.; Torgovkin, A.V.; Uvarov, V.L.; Shramenko, B.I. (Вопросы атомной науки и техники, 2006)
    Preliminary data on the production of medical radionuclides ⁴⁷Sc, ¹¹⁴In, ¹⁹²Ir and ¹⁹¹Os, ¹⁹¹mOs by the photonuclear method are reported. The targets were irradiated in the bremsstrahlung beam of the NSC KIPT accelerator ...
  • Event registration system for INR Linac 
    Grekhov, O.V.; Drugakov, A.N.; Kiselev, Yu.V. (Вопросы атомной науки и техники, 2006)
    The software of the Event registration system for the linear accelerator is described. This system allows receiving of the information on changes of operating mode of the accelerator and supervising of hundreds of key ...
  • Evolution of the modulated electron beam in supercritical plasma: simulation of initial-boundary problem 
    Anisimov, I.O.; Kiyanchuk, M.J. (Вопросы атомной науки и техники, 2006)
    Evolution of the modulated electron beam moving through the supercritical plasma was studied in this work via computer simulation using PIC method. Results obtained correspond qualitatively to the experimental data. It ...
  • Excitation of high numbers harmonics by charge particles in a time-periodic electric field and a space-periodic potential 
    Buts, V.A.; Marekha, V.I.; Tolstoluzhsky, A.P. (Вопросы атомной науки и техники, 2006)
    Regular and chaotic dynamics of a charged particle, which moves in an external time-periodic electrical field and in a field of space periodic potential, are investigated. We have obtained a system of integro-differential ...
  • Excitation of plasma fluctuations near ion girofrequencies during RF plasma heating in Uragan-3M torsatron 
    Skibenko, A.I.; Pavlichenko, O.S.; Berezhnyj, V.L.; Burchenko, P.Ya.; Kulaga, A.E.; Ocheretenko, V.L.; Pinos, I.B.; Prokopenko, A.V.; Slavnyj, A.S.; Tarasov, I.K.; Volkova, O.Yu. (Вопросы атомной науки и техники, 2006)
    Curentless plasma in Uragan-3M (U-3M) is produced and heated by absorption of RF power in the region of Alfven waves (AW) [1]. The process of plasma heating was explained in [2] as a result of Cherenkov absorption of ...
  • Experimental and theoretical researches of a resonator concept of a dielectric wakefield accelerator 
    Onishchenko, I.N.; Kiselev, V.A.; Linnik, A.F.; Onishchenko, N.I.; Sotnikov, G.V.; Uskov, V.V. (Вопросы атомной науки и техники, 2006)
    Wakefield excitation in a cylindrical dielectric waveguide or resonator by a regular sequence of electron bunches for application to high-gradient particle acceleration has been investigated theoretically and experimentally ...
  • Experimental intertwinement of radial electric fields, fluctuations and transport with density in TJ-II plasmas 
    López-Bruna, D.; Alonso, A.; Blanco, E.; Calvo, I.; Castejón, F.; Estrada, T.; Herranz, J.; Hidalgo, C.; Krupnik, L.; Melnikov, A.; van Milligen, B.; Pedrosa, M. A.; Vargas, V. I. (Вопросы атомной науки и техники, 2006)
    Traditionally, three transport regions have been considered in the TJ-II stellarator: the plasma core, where heat deposition physics seems to dominate transport and therefore the radial electric field; a confinement or ...
  • Experimental investigations of the vortex-chain generated in the two-component plasma with the sheared flow of magnetized electrons 
    Chekh, Yu.; Goncharov, A.; Evsyukov, A. (Вопросы атомной науки и техники, 2006)
    We present further experimental results on the observation of electron vortices in an electrostatic plasma lens at the strong radial gradient of electron density. Anharmonic low frequency large-amplitude potential waves ...
  • Experimental research of ICP reactor for plasma-chemical etching 
    Dudin, S.V.; Zykov, A.V.; Dahov, A.N.; Farenik, V.I. (Вопросы атомной науки и техники, 2006)
    The results of systematic experimental researches of plasma-chemical etching reactor in the inductive mode are presented in this paper. Measurements of the integral discharge parameters (inductor voltage, gas pressure, ...
  • Experimental study of plasma-surface interaction and material damage relevant to ITER type i ELMs 
    Makhlaj, V. A.; Bandura, A.N.; Byrka, O.V.; Chebotarev, V.V.; Garkusha, I.E.; Garkusha, V.V.; Kulik, N.V.; Landman, I.; Lebedev, S.I.; Neklyudov, I.M.; Staltsov, V.V.; Tereshin, V.I. (Вопросы атомной науки и техники, 2006)
    The paper presents experimental investigations of main features of plasma-surface interaction and energy transfer to the material surface in dependence on plasma heat loads. The experiments were performed with QSPA ...

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