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Перегляд за темою "Plasma dynamics and plasma wall interaction"

Репозиторій DSpace/Manakin

Перегляд за темою "Plasma dynamics and plasma wall interaction"

Сортувати за: Порядок: Результатів:

  • Analysis of tungsten spectral-lines recorded from laser-target experiment 
    Tsarenko, A.V.; Marchenko, A.K.; Sadowski, M.J.; Skladnik-Sadowska, E.; Malinowski, K.; Wolowski, J.; Czarnecka, A.; Gąsior, P.; Parys, P.; RosiĔski, M. (Вопросы атомной науки и техники, 2006)
    The paper is devoted to an analysis of selected experimental results obtained from space- and time-resolved spectroscopic measurements, which were performed during the interaction of an intense laser-beam (0.7 J, 2 ns) ...
  • Capabilities of a new dual beam experiment for simutaneous irradiation of materials with two ion species 
    Bizyukov, I.; Krieger, K.; Azarenkov, N. (Вопросы атомной науки и техники, 2005)
    First experiments showed that simultaneous bombardment with fuel particles and impurities leads to synergistic effects, where the erosion rate of a material cannot be explained by superposition of the separate sputtering ...
  • Charged plasma interaction with a surface in crossed fields 
    Agafonov, A.V.; Fedorov, V.M.; Tarakanov, V.P. (Вопросы атомной науки и техники, 2005)
    Problems of non-linear dynamics and non-stationary behaviour of charged plasma interacting with secondary emission surfaces in crossed E×B-fields are discussed from the point of view of the investigation of new approaches ...
  • Compact activation detectors for measuring of neutron emission on Plasma Focus installations 
    Krokhin, O.N.; Nikulin, V.Ya.; Peregudova, E.N.; Volobuev, I.V. (Вопросы атомной науки и техники, 2005)
    The paper presents the two compact simple systems for the measurement of the absolute neutron yield in the range 10⁶ –10¹² neutrons/pulse and higher and spatial anisotropy of neutron radiation. The systems are destined for ...
  • Comparable analysis of shielding layer parameters for different target materials under the plasma stream exposure 
    Tsarenko, A.V.; Trubchaninov, S.A.; Marchenko, A.K.; Chebotarev, V.V.; Staltsov, V.V.; Tereshin, V.I.; Garkusha, I.E.; Makhlaj, V.A.; Solyakov, D.G.; Landman, I.S. (Вопросы атомной науки и техники, 2005)
    Numerous experiments on the plasma-wall interaction problem have been performed with the powerful quasistationary plasma accelerator (QSPA) K-50 device during last decades. These investigations were performed with different ...
  • Comparative MHD analysis of IPD plasma accelerator work with different electrode polarization 
    Rabiński, M.; Zdunek, K. (Вопросы атомной науки и техники, 2008)
    During the Impulse Plasma Deposition (IPD) process of surface engineering plasma is generated in the working gas due to a high-voltage high-current discharge, ignited within an interelectrode region of a coaxial accelerator. ...
  • Complex mathematical model and calculation method for high emission gas discharge hollow cathodes 
    Nesterenko, S.Yu.; Oranskiy, A.I. (Вопросы атомной науки и техники, 2005)
    The complex mathematical model and the calculation method are presented, which permit to calculate main local and operation descriptions of high emission gas-discharge hollow cathodes, including the forecast of life-time ...
  • Dynamics of dust clouds in plasmas 
    Kravchenko, O.Yu.; Yurchuk, M.M.; Radchenko, O.M. (Вопросы атомной науки и техники, 2007)
    We study a dynamics of dust clouds embedded in the infinite uniform initially plasma using computer simulation. In the one dimension, the movement of dust particles and ions is governed by cold hydrodynamics equations, ...
  • Dynamics of nitrogen and xenon plasma streams generated by MPC device 
    Chebotarev, V.V.; Garkusha, I.E.; Ladygina, M.S.; Marchenko, A.K.; Petrov, Yu.V.; Solyakov, D.G.; Tsarenko, A.V.; Tereshin, V.I.; Trubchaninov, S.A.; Yelisyeyev, D.V.; Hassanein, A. (Вопросы атомной науки и техники, 2007)
    Magnetoplasma compressor (MPC) of compact geometry is developed for generation of dense plasma streams of different working gases. Discharge characteristics and parameters of the plasma streams, generated by MPC in different ...
  • Effect of electron emission on radio-frequency plasma sheaths 
    Kravchenko, O.Yu.; Levada, G.I.; Marushchak, I.S.; Vakulenko, A.V. (Вопросы атомной науки и техники, 2008)
    In this article it is studied the influence of electron emission on sheath parameters near electrodes in radio-frequency discharges with the magnetic field. We considered the one-dimensional radio-frequency discharge in ...
  • Erosion behavior of materials on basis of tungsten hot pressed in vacuum under mirror Penning discharge plasma impact 
    Glazunov, G.P.; Baron, D.I.; Bondarenko, M.N.; Konotopskiy, A.L.; Neklyudov, I.M.; Odeychuk, N.P.; Sayenko, S.Yu.; Surkov, A.E.; Tarasov, I.K.; Volkov, E.D. (Вопросы атомной науки и техники, 2007)
    The erosion behavior of porous W, W-Ni and W-Cu systems produced by hot pressing in vacuum was examined under exposure to plasmas of mirror Penning discharges in argon, nitrogen, helium and hydrogen. The erosion characteristic ...
  • Erosion behavior of tungsten coatings in magnetron type discharges with hot cathode 
    Glazunov, G.P.; Bondarenko, M.N.; Konotopskiy, A.L.; Volkov, E.D. (Вопросы атомной науки и техники, 2008)
    The investigations of erosion behavior of vacuum-arc deposited and chemical vapor deposited W-coatings were carried out under steady state plasma impact in magnetron type discharges of cylindrical configuration. For ...
  • Experimental studies of the interaction of ion- and plasma-streams with carbon-based targets placed near a cathode of plasma-focus facility 
    Gribkov, V.A.; Dubrovsky, A.V.; Miklaszewski, R.; Paduch, M.; Tomaszewski, K.; Scholz, M.; Pimenov, V.N.; Ugaste, Yu.E.; Sadowski, M.J.; Skladnik-Sadowska, E.; Szydlowski, A.; Malinowski, K.; Tsarenko, A.V. (Вопросы атомной науки и техники, 2005)
    The paper presents measuring techniques and results of experiments performed within the PF-1000 PlasmaFocus facility in order to investigate the interaction of high-energy deuteron beams (of ED >100 keV) and deuterium ...
  • Femtosecond laser plasma: review of investigation and calculational model 
    Bugrov, N.; Kholod, S.; Zaharov, N. (Вопросы атомной науки и техники, 2005)
    Review of experimental and theoretical investigation of physical processes in femtosecond laser plasma is presented. Such effects, as X-ray and electric-magnetic wave emission, high energy electron and ion beams are ...
  • First results of dust injection in T-10 plasma 
    Sergeev, V.Yu.; Skokov, V.G.; Timokhin, V.M.; Kuteev, B.V.; Krylov, S.V.; Martynenko, Yu.V.; Khimchenko, L.N. (Вопросы атомной науки и техники, 2007)
    First results of T-10 injection experiments of the carbon dust particles with 2-10 mm diameter and 40-300 m/s velocity are presented. Different scenarios of the dust injection were tested. The dust particles ablation was ...
  • 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 ...
  • Generation of the magnetic field in the compressible plasma streams 
    Kozlov, A.N. (Вопросы атомной науки и техники, 2008)
    Results of the numerical simulations of the compressible plasma flows in the modified quasi-steady plasma accelerator with longitudinal magnetic field are presented. The investigations are carried out within the framework ...
  • Hydrogen saturation influence on erosion behavior of thin W-films under steady state nitrogen plasma impact 
    Glazunov, G.P.; Andreev, A.A.; Baron, D.I.; Volkov, E.D.; Hassanein, A.; Kitaevskiy, K.M.; Konotopskiy, A.L.; Lapshin, V.I.; Neklyudov, I.M.; Patokin, A.P. (Вопросы атомной науки и техники, 2005)
    The erosion behavior of W-Pd bimetallic system was examined for both hydrogen saturated and non-saturated states under impact of steady state nitrogen plasma of a mirror Penning discharge. Possible physical mechanism is ...
  • Impact of N₂+H₂ mixture plasma on carbon-containing film 
    Voitsenya, V.S.; Masuzaki, S.; Motojima, O.; Sagara, A.; Jacob, W. (Вопросы атомной науки и техники, 2006)
    The short review is done of published data on impact of plasma produced in the N₂+H₂ mixture on carbon and organic films. It is concluded that such plasma can be much more effective in cleaning of the walls of fusion ...
  • Influence of the electrostatic plasma lens on the emittance of a high current heavy ion beam 
    Chekh, Yu.; Goncharov, A.; Protsenko, I. (Вопросы атомной науки и техники, 2005)
    We describe results of experimental emittance investigations of a high-current heavy metal ion beam focused by an electrostatic plasma lens. A pulsed beam of Cu ions with energy 16 keV, duration 100 µs, and total current ...