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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:

  • 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 ...
  • Fast ion generation and its effect on ETB formation in the U-3M torsatron 
    Chechkin, V.V.; Grigor’eva, L.I.; Sorokovoy, E.L.; Sorokovoy, Ye.L.; Beletskii, A.A.; Slavnyj, A.S.; Burchenko, P.Ya.; Lozin, A.V.; Tsybenko, S.A.; Litvinov, A.P.; Kulaga, A.Ye.; Mironov, Yu.K.; Romanov, V.S.; Kurilo, D.V. (Вопросы атомной науки и техники, 2006)
    In the l=3 U-3M torsatron with RF produced and heated plasmas, a two-temperature ion energy distribution arises with a minor group of suprathermal ions. It is shown that a possible mechanism of fast ion generation is ...
  • Features of an ion bunch collective acceleration by a boundary of a distributed virtual cathode 
    Lymar, A.G. (Вопросы атомной науки и техники, 2006)
    Numeral simulation of an ion bunch (IB) charge influence on a boundary motion of a distributed virtual cathode (VC) has been performed. It has been found that the IB changes the speed of VC boundary movement the more ...
  • Floating potential of dielectric target in plasma-beam discharge with magnet field 
    Dobrovol`s`kii, A.M.; Evsyukov, A.N.; Goncharov, A.A.; Protsenko, I.M. (Вопросы атомной науки и техники, 2006)
    We present the results of investigations of the floating potential compensation of dielectric target in selfsustained plasma beam discharge in the magnetic field. We use gridless single-stage plasma accelerators with closed ...
  • Formation of the current attachments in plasma accelerator channel under influence of the longitudinal magnetic field 
    Kozlov, A.N.; Zaborov, A.M. (Вопросы атомной науки и техники, 2006)
    Results of numerical simulations of axisymmetric plasma flows in accelerator channel with longitudinal magnetic field are presented. The investigations of two-dimensional flows are carried out within the framework of ...
  • Formation of thin film Cr-N composites under ion bombardment at low rates of chromium deposition 
    Guglya, A.; Litvinenko, M.; Marchenko, Y.; Vasilenko, R. (Вопросы атомной науки и техники, 2006)
    One of peculiar features of the IBAD technology consists in that the damage level and concentration of implanted ions are distributed nonuniformly in the depth of deposited material. The calculations, we have done earlier ...
  • Formation of thin film Cr-N composites under ion bombardment at low rates of chromium deposition 
    Guglya, A.; Litvinenko, M.; Marchenko, Y.; Vasilenko, R. (Вопросы атомной науки и техники, 2006)
    One of peculiar features of the IBAD technology consists in that the damage level and concentration of implanted ions are distributed nonuniformly in the depth of deposited material. The calculations, we have done earlier ...
  • Four motional invariants in adiabatic equilibria 
    Ågren, O.; Moiseenko, V.E. (Вопросы атомной науки и техники, 2006)
    Recently published derivations of four stationary motional invariants in adiabatic equilibria are presented. The four invariants contains a radial drift invariant, which determines the density radial profile and the ...
  • Free electron lasers based on LINAC-800 
    Alexandrov, V.S.; Balalykin, N.I.; Kobets, V.V.; Meshkov, I.N.; Minashkin, V.F.; Seleznev, I.A.; Sergeev, A.P.; Shirkov, G.D.; Sidorov, G.I.; Syresin, E.M.; Tokareva, N.A.; Tiutiunnikov, S.I. (Вопросы атомной науки и техники, 2006)
    The project “FELs and LINAC-800” is being under development at JINR. It is based on an accelerator facility presented to JINR by NIKHEF, Amsterdam. Analysis has shown that it is possible to build in Dubna a universal light ...
  • Full depletion voltage and separation voltage for a double-sided microstrip detector 
    Maslov, N.; Starodubtsev, O. (Вопросы атомной науки и техники, 2006)
    The results of investigation of the full depletion and separation voltages are presented. It is shown that these voltages do not always have similar values. The explanation of this effect is suggested.
  • Generation of fast particle fluxes by finite amplitude electromagnetic waves in space plasma 
    Erokhin, N.S.; Zolnikova, N.N.; Grinevich, P.P.; Mikhailovskaya, L.A. (Вопросы атомной науки и техники, 2006)
    The numerical calculations are performed to determine the regions of problem parameters in which the charged particles trapping and their following surfatron ultrarelativistic acceleration occur. It has been obtained the ...
  • Generation UWB signal at energization of a helical antenna high-current REB 
    Balakirev, V.A.; Gorban’, A.M.; Egorov, A.M.; Kantemirov, A.V.; Lonin, Yu.F.; Ponomarev, A.G.; Onishenko, N.I.; Uvarov, V.T.; Chumakov, V.I.; Shevtusev, D.A.; Sherney, V.V. (Вопросы атомной науки и техники, 2006)
    In operation the possibility of generation of UWB signal was researched at excitement of a helical antenna by a high-current relativistic bundle of nanosecond duration. The experiments were conducted on a high-current ...
  • Global-in-time solutions of 3-dimensional Vlasov-Poisson system 
    Parsa, Zohreh; Zadorozhny, V. (Вопросы атомной науки и техники, 2006)
    In this paper, we consider 3-dimensional Vlasov-Poisson system and study their qualitative properties of globalin-time solutions from the point of view integrability, stability, and optimality using the concept of special ...
  • High-current low-energy electron beam generation in plasma system 
    Agafonov, A.V.; Bogachenkov, V.A.; Krastelev, E.G. (Вопросы атомной науки и техники, 2006)
    Results of experimental investigations of low-energy high-current electron beam generation in a plasma-filled diode with a long plasma anode and an explosive emission cathode are given. An additional low-current electron beam ...
  • High harmonics oscillator radiation in a periodic structure 
    Gorbunov, M.A.; Lebedev, A.N. (Вопросы атомной науки и техники, 2006)
    We discuss spectral and angular characteristics of radiation by a harmonic oscillator placed in a field of a crystal lattice. The main attention is paid to high harmonics which can not be described in a dipole approximation. ...
  • High voltage decoupled high-current power supply 
    Pachkov, A.A.; Bak, P.A. (Вопросы атомной науки и техники, 2006)
    A 10 kW power supply (PS) with smooth adjustment of the load current from zero up to 2 kA is described. The operating mode with a load current stability up to 0.1% and long-term instability of 0.01% is possible. The PS ...
  • H⁻ injector for Moscow meson factory linac 
    Belov, A.S.; Derbilov, V.I.; Esin, S.K.; Klenov, V.S.; Nikulin, E.S.; Serov, V.L.; Feschenko, A.V.; Frolov, O.T.; Yakushev, V.P.; Zubets, V.N. (Вопросы атомной науки и техники, 2006)
    Status report is presented for an H⁻ injector being now under construction. The injector parameters are as follows: energy − 400 keV; average beam current − 400 µA; beam pulse duration − up to 200 µs; pulse repetition ...

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