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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:

  • Paramagnetic states of high-current electron beams in a beam-plasma system 
    Agafonov, A.V.; Tarakanov, V.P. (Вопросы атомной науки и техники, 2006)
    Results of computer simulation of low-energy high-current electron beam generation in a low-impedance system show that high-current beams shape in paramagnetic states. Low-impedance system consists of a diode with a ...
  • Parameters of electron beam generated by RF gun with ferroelectric cathode 
    Khodak, I.V.; Kushnir, V.A.; Romas’ko, V.P.; Zakutin, V.V. (Вопросы атомной науки и техники, 2006)
    RF guns with thermoemission and photoemission cathodes generate an electron beam pulse current and current pulse duration of 10⁻¹…10³ A and 10⁻⁶…10⁻¹² s, respectively. It is proposed to apply a ferroelectric cathode in ...
  • Parametric beam instability in a crystal 
    Feranchuk, I.D. (Вопросы атомной науки и техники, 2006)
    Analysis of the optimal conditions for realization of X-ray free electron laser is considered for the case when an electron beam radiates in a crystal. It is shown that the use of the parametric X-ray radiation under the ...
  • Parametric instability influence on isotope separation by ion-cyclotron resonance method 
    Olshansky, V.V.; Stepanov, K.N. (Вопросы атомной науки и техники, 2006)
    Solution of the dispersion equation for linear potential ion cyclotron oscillations with characteristic parameters used for selective ion cyclotron resonance separation of gadolinium isotopes has revealed the presence of ...
  • Particle transport simulations based on selfconsistency of pressure profiles in tokamaks 
    Danilov, A.V.; Dnestrovskij, Yu. N.; Andreev, V.F.; Cherkasov, S.V.; Dnestrovskij, A.Yu.; Lysenko, S.E.; Vershkov, V.A. (Вопросы атомной науки и техники, 2006)
    Simulation of particle and heat transport was performed with the ASTRA code. The equations for the electron temperature and density, ion temperature and current diffusion were solved. For the heat transport we used the ...
  • Pd-W bimetallic systems: erosion behavior and hydrogen permeability 
    Glazunov, G.P.; Andreev, A.A.; Baron, D.I.; Bondarenko, M.N.; Causey, R.A.; Hassanein, A.M.; Konotopskiy, A.L.; Patokin, A.P.; Neklyudov, I.M.; Rybal’chenko, N.D.; Tarasov, I.K.; Volkov, E.D. (Вопросы атомной науки и техники, 2006)
    Erosion and hydrogen behavior are examined in the dense and high porous W-films on Pd. The obtained results are discussed from the viewpoint of plasma facing diffusion system creation for hydrogen isotope recycling control ...
  • Performance of thermal barrier coatings produced by smart plasma processing 
    Kobayashi, Akira (Вопросы атомной науки и техники, 2006)
    Thermal barrier coating typically comprising of bondcoat and yttrium stabilized zirconium topcoat, has been used to improve the efficiency of turbine engine by providing the capability to sustain significant temperature ...
  • Phase stability in two-beam accelerator driver with accompanying wave 
    Elzhov, A.V.; Perelstein, E.A. (Вопросы атомной науки и техники, 2006)
    Beam-wave dynamics in two-beam accelerator driver with accompanying wave is studied with numerical simulations. Special attention is paid to the problems of phase stability and tolerances for microwave extraction facilities.
  • Pic simulation of electron acceleration in a wake field generated by a high-power laser pulse in plasma 
    Kostyukov, I.Yu.; Vvedenskii, N.V. (Вопросы атомной науки и техники, 2006)
    Acceleration in a plasma wake field is simulated with 2D axially symmetric hybrid PIC code. The dependence of the parameters of the accelerated electrons on the laser pulse duration (at a given pulse energy) is studied ...
  • PIC simulation of nonlinear regime wake field excitation in cylindrical resonator 
    Markov, P.I.; Onishchenko, I.N.; Korzh, A.F.; Sotnikov, G.V. (Вопросы атомной науки и техники, 2006)
    The nonlinear mechanism of saturation of wake field amplitude, exited in the cylindrical resonator partially filled with dielectric by relativistic train of electron bunches numerically simulated by means of a specially ...
  • Plasma diagnostics in the optical and X-ray regions on the plasma focus device PF-4 (installation Tyulpan) 
    Eliseev, S.P.; Nikulin, V.Ya.; Oginov, A.V.; Tikhomirov, A.A. (Вопросы атомной науки и техники, 2006)
    The results of experiments received on the plasma focus (PF) device with energy stored equal 4 kJ are represented. Photos of the current plasma sheath (CPS), pre-pinch, sphere-like plasma formations are produced with the ...
  • Plasma dynamics in the vicinity of the local plasma resonance point excited by pumping electric field or modulated electron beam 
    Anisimov, I.O.; Kelnyk, O.I.; Litoshenko, T.Eu.; Siversky, T.V.; Soroka, S.V.; Velykanets’, D.M. (Вопросы атомной науки и техники, 2006)
    Excitation of the HF electric field in the local plasma resonance region (LPRR) of inhomogeneous plasma by pumping electric field or modulated electron beam results to appearance of the ponderomotive force that presses ...
  • Plasma electric potential evolution at the core and edge of the TJ-II stellarator and T-10 tokamak 
    Krupnik, L.; Zhezhera, A.; Melnikov, A.; Hidalgo, C.; Alonso, A.; Chmyga, A.; Eliseev, L.; Komarov, A.; Kozachok, A.; Lysenko, S.; de Pablos, J.L.; Perfilov, S. (Вопросы атомной науки и техники, 2006)
    In this article are presented main results on electric potential investigations in stellarator/torsatron TJ-II and tokamak T-10 in a comparable regimes of device operation.
  • PMT dark noise monitoring system for neutrino detector BOREXINO based on the DeviceNet protocol and WEB - access 
    Chepurnov, A.S.; Orekhov, D.I.; Maimistov, D.A.; Sabelnikov, A.A.; Etenko, A.V. (Вопросы атомной науки и техники, 2006)
    Monitoring of PMT dark noise in a neutrino detector BOREXINO is a procedure that indicates condition of the detector. Based on CAN industrial network, top level DeviceNet protocol and WEB visualization, the dark ...
  • Polarized protons acceleration at U-70 
    Otboyev, A.V.; Shatunov, P.Yu.; Shatunov, Yu.M. (Вопросы атомной науки и техники, 2006)
    A possibility to accelerate polarized proton at the synchrotron U-70 is considered. Estimations of the spin resonances are given in the energy range 2.5…70 GeV. To suppress depolarizing effects of spin resonances, a scheme ...
  • Power requirements for a high-current proton linac with radial focusing by an electron beam 
    Ivanov, B.I.; Shulika, N.G. (Вопросы атомной науки и техники, 2006)
    An estimation for power requirements and efficiency of a linear accelerator with transverse focusing by an electron beam is presented for the following parameters: proton beam current of 100…300 mA, output energy of 3 ...
  • Preliminary study of plasma stream interaction with tungsten target within RPI-IBIS facility 
    Skladnik-Sadowska, E.; Malinowski, K.; Sadowski, M.J.; Czaus, K.; Marchenko, A.; Tsarenko, A.V. (Вопросы атомной науки и техники, 2006)
    The paper presents results of experimental research on the interaction of a pulsed plasma-ion stream with a tungsten (W) target. The pulsed hydrogen plasma was produced within the RPI-IBIS (Multi-Rod Plasma Injector) ...
  • Progress in 433 MHz RFQ technology at NPK LUTS NIIEFA 
    Svistunov, Yu.A.; Vorogushin, M.F.; Gavrish, Yu.N.; Budtov, A.A.; Bogdanov, P.V.; Ershov, V.A.; Grigoriev, V.I.; Liverovski, A.K.; Mudrolubov, V.G.; Petrov, V.I.; Silaev, S.A.; Strokach, A.P.; Tsvetkov, V.F. (Вопросы атомной науки и техники, 2006)
    The paper is a survey of progress in 433 MHz RFQ technology at Production Complex of Linacs and Cyclotrons of D.V. Efremov Institute Sci. over past three years. RFQs and APF-cavities are designed as bases for ion ...
  • Progress in plasma research at IPJ and IPPLM, Poland 
    Sadowski, Marek J.; Skladnik-Sadowska, E.; Scholz, Marek; Wolowski, Jerzy (Вопросы атомной науки и техники, 2006)
    The most important results of theoretical and experimental studies of plasmas, which have been achieved at the IPJ in Swierk and IPPLM in Warsaw recently, are presented. Studies of physical phenomena in PF discharges, ...
  • Progress in plasma wakefield acceleration driven by a short intense bunch of relativistic electrons 
    Onishchenko, I.N. (Вопросы атомной науки и техники, 2006)
    The recent experimental results on frontier values of accelerating gradient and energy gain achieved by advanced acceleration methods based on intense plasma wakefields driven by a high-power short laser pulse or a large ...

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