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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:

  • Magnetic field distribution in plasma shield during high-power plasma stream target interaction 
    Chebotarev, V.V.; Garkusha, I.E.; Makhlaj, V.A.; Mitina, N.I.; Solyakov, D.G.; Tereshin, V.I.; Trubchaninov, S.A.; Tsarenko, A.V.; Wuerz, H. (Вопросы атомной науки и техники, 2000)
    The distributions of magnetic field in the shielding plasma layers, created during the powerful plasma stream interaction with the graphite sample were carried out. Plasma streams, generated by plasma accelerator QSPA Kh- ...
  • Magnetic reconnection and current sheets in 2D and 3D magnetic configurations 
    Frank, A.G.; Bogdanov, S.Yu.; Kyrie, N.P.; Markov, V.S. (Вопросы атомной науки и техники, 2000)
    Experimental results are presented on the study magnetic reconnection phenomena and current sheet formation and evolution in 2D and 3D magnetic configurations with some topological singularities: null-lines, null points, ...
  • Modelling of plasma flow in curvilinear duct 
    Moiseenko, V.E.; Strel’nitskij, V.E. (Вопросы атомной науки и техники, 2002)
    The plasma flow in a curvilinear duct is modelled using particle-in-cell method in the cylindrical geometry. The curvature of magnetic field lines in the duct is simulated introducing centrifugal force acting on ions. The ...
  • Morphology and sputtering of tungsten nitrides coatings exposed to deuterium plasma 
    Tolstolutskaya, G.D.; Kuprin, A.S.; Nikitin, A.V.; Vasilenko, R.L. (Problems of Atomic Science and Technology, 2023)
    Processes of sputtering, surface modification and change in the stoichiometric composition of W and WN coatings deposited on stainless steel by cathodic arc evaporation were studied under the influence of low-energy (500 ...
  • Numerical study of detonation initiation by spark discharge in a hydrogen-oxygen high-pressure gas mixture 
    Korytchenko, K.V.; Martynenko, О.V.; Kasimov, A.M.; Hrytsyna, I.M.; Shevchenko, S.M.; Hrytsyna, N.I. (Problems of Atomic Science and Technology, 2023)
    The influence of the initial pressure of the combustible gas mixture on the processes that occur during the initiation of detonation by a spark discharge in a high-pressure hydrogen-oxygen mixture was estimated. A ...
  • Palladium erosion behavior under low/high local hydrogen recycling in steady state plasmas 
    Glazunov, G.P.; Volkov, E.D.; Baron, D.I.; Konotopskiy, A.L.; Hassanein, A. (Вопросы атомной науки и техники, 2002)
    Sputtering experiments were carried out in steady state plasma of a mirror Penning discharge with cathodes made from hydrogen saturated/non-saturated palladium. For the both cases no difference in erosion behavior was found ...
  • Parameters of hydrogen plasma streams in QSPA-M and their dependence on external magnetic field 
    Ladygina, M.S.; Petrov, Yu.V.; Yeliseev, D.V.; Makhlai, V.A.; Kulik, N.V.; Staltsov, V.V. (Вопросы атомной науки и техники, 2021)
    Present experimental studies are aimed at analysis of hydrogen plasma stream parameters in various working regimes of QSPA-M operation. Temporal distributions of plasma electron density are reconstructed with optical ...
  • Plasma and magnetic field dynamics in POS: pic simulations 
    Manuilenko, O.V.; Onishchenko, I.N.; Pashchenko, A.V.; Pashchenko, I.A.; Yuferov, V.B. (Problems of Atomic Science and Technology, 2022)
    2D3V particle in cell computer simulations for plasma, magnetic field and current density spatio-temporal dynamics in plasma opening switch (POS) are presented for various initial plasma densities. The current channel ...
  • Plasma focus installation as a tool for the study of the interaction of high power plasma streams with condensed matter 
    Ivanov, L.I.; Dedyurin, A.I.; Borovitskaya, I.V.; Krokhin, O.N.; Nikulin, V.Ya.; Polukhin, S.N.; Tikhomirov, A.A.; Fedotov, A.S. (Вопросы атомной науки и техники, 2002)
    In this work the possibilities of the use of the high-current discharges of Plasma Focus type for the investigation of the effect of plasma on the materials are discussed. From this point of view the properties of plasma ...
  • Plasma guns of an erosion type with the pulse-periodic gas-metal injection 
    Vinnikov, D.V.; Katrechko, V.V.; Yuferov, V.B.; Tkachev, V.I. (Problems of Atomic Science and Technology, 2022)
    The design of the modular plasma guns of an erosion type that operate in the pulse-periodic mode has been described. The injection of the electrode and dielectric materials occurs due to the combination of many processes ...
  • Pulsed electromagnetic gas valves for high-current plasma accelerators 
    Staltsov, V.V.; Chebotarev, V.V.; Herashchenko, S.S.; Kulik, N.V. (Вопросы атомной науки и техники, 2019)
    The paper describes the design features of a gas valve for the axial (parallel to the axis of the accelerator) working gas supply into the accelerator channel. The results of gas-dynamic studies of the injectors are ...
  • Recent achievements of plasma research at IPJ, Swierk, Poland 
    Sadowski, M.J. (Вопросы атомной науки и техники, 2002)
    This invited lecture describes the most important results of experimental and theoretical studies in the field of plasma physics and technology, which were obtained at the IPJ in Swierk during recent two years. The main ...
  • Relaxation of edge dislocations in metals under the action of external stresses 
    Borts, B.V.; Skoromnaya, S.F.; Tkachenko, V.I. (Вопросы атомной науки и техники, 2020)
    The study of the relaxation of edge dislocations (ED) in metals under the action of alternating external stresses of various natures is of great practical interest for estimating of workability of structural elements and ...
  • Spectroscopic studies of tungsten samples exposed to intense deuterium and argon plasma streams 
    Marchenko, A.; Makhlai, V.; Skladnik-Sadowska, E.; Nowakowska-Langier, K.; Zaloga, D.; Sadowski, M.J. (Вопросы атомной науки и техники, 2019)
    The use of tungsten (W) as the main plasma facing component (PFC) was proposed for fusion reactors many years ago. Our recent experiments have been focused on spectroscopic studies of tungsten properties under its irradiation ...
  • Structural-phase changes in thin films and surface layers of Ti41.5Zr41.5Ni17 alloy, stimulated by radiation-thermal impact of hydrogen plasma 
    Malykhin, S.V.; Makhlai, V.A.; Surovitskiy, S.V.; Borisova, S.S.; Herashchenko, S.S.; Kondratenko, V.V.; Kopylets, I.A.; Baturin, A.A.; Terentyev, D. (Вопросы атомной науки и техники, 2019)
    X-ray diffraction and SEM microscopy were used to study structural and phase changes in the surface layers of a Ti41.5Zr41.5Ni17 alloy bulk sample (target) and a thin film (deposited by magnetron sputtering of the target) ...
  • Studies of light liner compression dynamics in plasma focus 
    Karakin, M.A.; Khautiev, E.Yu.; Krauz, V.I.; Mokeev, A.N.; Myalton, V.V.; Smirnov, V.P. (Вопросы атомной науки и техники, 2003)
    The study is devoted to the investigation of plasma focus systems as a driver for magnetic compression of liners. The experiments on the comparative analyse of the foam and multiwired liners compression were done on the ...
  • Studies of x-ray radiation on the Plasma Focus Facility PF-3 
    Krauz, V.I.; Myalton, V.V.; Vinogradov, V.P. (Вопросы атомной науки и техники, 2003)
    The investigation of the spectral and amplitude characteristics of the X-ray radiation of the plasma focus facility PF-3 (Wmax= 2.8 MJ) has been done. A diagnostics set for X-ray measurements is described. The total energy ...
  • Study of fusion neutron yield from PF-360 facility equipped with solid-state or gas-puffed targets 
    Zebrowski, J.; Baranowski, J.; Jakubowski, L.; Sadowski, M.J.; Stanislawski, J. (Вопросы атомной науки и техники, 2000)
    The paper reports on results of Plasma-Focus (PF) investigation carried out within the PF-360 device, which was equipped with exchangeable targets made of heavy-ice (D2O) layers or D2-gas puffs. The main aim of these studies ...
  • Study of low-pressure discharge by optical emission spectroscopy 
    Afanasіeva, I.A.; Afanasiev, S.N.; Bobkov, V.V.; Gritsyna, V.V.; Mahotka, I.S.; Okseniuk, I.I.; Shevchenko, D.I.; Skrypnyk, A.O. (Вопросы атомной науки и техники, 2020)
    The axial distribution of excited argon and tungsten atoms in plasma of direct current magnetron discharge in crossed fields have been analyzed by optical emission spectroscopy. The influence of discharge parameters ...
  • Temperature dependence of surface topography and deuterium interaction with a pure α-Fe exposed to low-energy high-flux D plasma 
    Nikitin, A.V.; Tolstolutskaya, C.D.; Ruzhytskiy, V.V.; Kopanets, I.E.; Karpov, S.A.; Vasilenko, R.L.; Rostova, G.Y.; Rybalchenko, N.D. (Вопросы атомной науки и техники, 2016)
    Surface topography and deuterium interaction with a-Fe under glow discharge hydrogen (deuterium) ions bombardment with energy of ~1 keV at ion fluencies of (0.02…1)∙10²⁴ D/m² and various temperatures have been examined. ...