Наукова електронна бібліотека
періодичних видань НАН України

Перегляд Вопросы атомной науки и техники за темою "Plasma dynamics and plasma-wall interaction"

Репозиторій DSpace/Manakin

Перегляд Вопросы атомной науки и техники за темою "Plasma dynamics and plasma-wall interaction"

Сортувати за: Порядок: Результатів:

  • Alloying and modification of stainless steels by powerful plasma streams 
    Makhlaj, V.A.; Aksenov, N.N.; Byrka, O.V.; Chunadra, A.G.; Herashchenko, S.S.; Malykhin, S.V.; Mikhailov, I.F.; Sereda, K.N.; Surovitskiy, S.V. (Вопросы атомной науки и техники, 2016)
    The stainless steel surfaces coated of tungsten have been alloyed and modified with powerful QSPA Kh-50 plasma streams. The plasma streams exposures result in modification of steel-based materials and formation of ...
  • Assessment of the possibility of modernizing a space charge lens for focusing beams of negative hydrogen ions due to confinement of positive background ions by an alternating electric field 
    Goretskii, V.P.; Dobrovolskii, A.M.; Bazhenov, V.Yu. (Problems of Atomic Science and Technology, 2022)
    The work is devoted to considering the possibility of improving the focusing properties of a space charge lens due to charge retention of positive ions by an electric field that varies both in time and along the axis of ...
  • Bombardment of the surface by a low-energy ion flow accelerated in the near-surface layer of the space charge 
    Hrechkо, Ya.; Babenko, Ie.; Sereda, I.; Azarenkov, N. (Problems of Atomic Science and Technology, 2023)
    The paper presents a method for the formation of low-energy ion flow for creation and treatment of functional coatings without radiation damage. Plasma source based in arc discharge with filament cathode creates the primary ...
  • Canonical variables in MHD flows with shocks and other breaks 
    Kats, A.V.; Korabel, V.N. (Вопросы атомной науки и техники, 2000)
    The rigorous method of introduction of hamiltonian variables in MHD flows with discontinuities is presented. Appropriate boundary conditions are obtained and proved to give conventional continuity conditions at the boundary.
  • Characteristics of high-temperature deuterium plasma in RPI-type devices 
    Skladnik-Sadowska, E.; Baranowski, J.; Czaus, K.; Sadowski, M.J.; Pisarczyk, T. (Вопросы атомной науки и техники, 2002)
    The paper presents results of the spectroscopic and corpuscular measurements of pulsed plasma streams generated within the RPI-IBIS experimental device, which was operated with the pure deuterium puffing. Particular attention ...
  • Characterization of macroscopic erosion of castellated and flat tungsten surfaces under ITER-like transient plasma loads 
    Myroshnyk, M.O.; Herashchenko, S.S.; Makhlai, V.A.; Garkusha, I.E.; Aksenov, N.N.; Byrka, O.V.; Chebotarev, V.V.; Kulik, N.V.; Lebedev, S.I.; Shevchuk, P.B.; Staltsov, V.V. (Вопросы атомной науки и техники, 2019)
    The damages of tungsten targets with different geometries under repetitive transient hydrogen plasma loads have been studied with a quasi-stationary plasma accelerator QSPA Kh-50. The results of the experiments on target ...
  • Damaging of pure tungsten with different microstructure under sequential QSPA and LHD plasma loads 
    Herashchenko, S.S.; Byrka, O.V.; Makhlaj, V.A.; Wirtz, M.; Aksenov, N.N.; Garkusha, I.E.; Petrov, Yu.V.; Malykhin, S.V.; Surovitskiy, S.V.; Masuzaki, S.; Tokitani, M.; Lebedev, S.I.; Shevchuk, P.B. (Вопросы атомной науки и техники, 2020)
    The cracking thresholds were evaluated for tungsten samples with different microstructure in the course of QSPA Kh – 50 repetitive plasma loads. No damage has been observed on the exposed surfaces under 0.1 MJ/m². Nevertheless, ...
  • Dependences of helium retention in tungsten and tantalum coatings irradiated with He⁺ ions on fluence and temperature 
    Bobkov, V.V.; Tishchenko, L.P.; Kovtunenko, Yu.I.; Skrypnyk, A.O.; Gamayunova, L.O. (Вопросы атомной науки и техники, 2020)
    The processes of helium accumulation and thermal desorption for tungsten and tantalum coatings deposited on a stainless-steel substrate with an intermediate titanium layer were studied at various temperatures of the samples ...
  • Diagnostics of plasma streams and plasma-surface interaction of essentially different duration of plasma pulses 
    Marchenko, A.K.; Ladygina, M.S.; Petrov, Yu.V.; Garkusha, I.E.; Solyakov, D.G.; Byrka, O.V.; Chebotarev, V.V.; Aksenov, N.N.; Herashchenko, S.S.; Lebedev, S.I.; Shevchuk, P.B.; Astashinski, V.M.; Makhlaj, V.A.; Kulik, N.V.; Yelisyeyev, D.V.; Staltsov, V.V.; Cherednychenko, T.N. (Вопросы атомной науки и техники, 2016)
    Studies of main characteristics of the plasma streams generated by magneto-plasma compressor (MPC) and quasi-stationary plasma accelerator QSPA Kh-50 have been performed. Main features of Plasma Surface Interaction (PSI) ...
  • Discharge parameters of magnetoplasma compressor: effect of external axial magnetic field 
    Solyakov, D.G.; Volkova, Yu.Ye.; Marchenko, A.K.; Ladygina, M.S.; Staltsov, V.V.; Petrov, Yu.V.; Chebotarev, V.V.; Merenkova, T.M.; Makhlaj, V.A.; Yeliseyev, D.V. (Вопросы атомной науки и техники, 2020)
    This paper reports the findings of our recent experiments on the evaluation of the external axial magnetic field effect on the discharge parameters of a magnetoplasma compressor (MPC). The discharge-voltage characteristics ...
  • Electron beam formation and its effect in novel plasma-optical device for evaporation of micro-droplets in cathode arc plasma coating 
    Goncharov, A.A.; Maslov, V.I.; Naiko, L.V. (Вопросы атомной науки и техники, 2016)
    The additional pumping of energy into arc plasma flow by the self-consistently formed radially directed beam of high-energy electrons for evaporation of micro-droplets is considered. The radial beam appears near the ...
  • Experimental and numerical study of the pinch dynamics in the PF-1000 device 
    Scholz, M.; Bieńkowska, B.; Ivanova-Stanik, I.; Kasperczuk, A.; Miklaszewski, R.; Paduch, M.; Pisarczyk, T.; Stępniewski, W.; Tomaszewski, K.; Kubes, P.; Kravarik, J. (Вопросы атомной науки и техники, 2002)
  • Experimental study of current-sheet-like structure in pinching plasma flows with electric and magnetic probes 
    Volkova, Yu.Ye.; Solyakov, D.G.; Marchenko, A.K.; Ladygina, M.S.; Petrov, Yu.V.; Chebotarev, V.V.; Merenkova, T.M.; Makhlai, V.A.; Yeliseyev, D.V.; Staltsov, V.V. (Problems of Atomic Science and Technology, 2022)
    The formation of the current-sheet-like structure under the influence of the external magnetic field in pinching plasma flows generated by the magnetoplasma compressor has been studied. A set of magnetic and electric probes ...
  • Forwand backward electron yield ratio for α-particle induced emission from different materials 
    Zhurenko, V.P.; Kononenko, S.I.; Kalantaryan, O.V.; Avotin, S.S.; Rokhmanov, N.Ya. (Вопросы атомной науки и техники, 2020)
    TIn this work, the ratio of forward and backward electron yields for emission induced by the isotropic flux of α-particles from zinc was measured. On the basis of the measured values and experimental data obtained in earlier ...
  • Generating of low energy intensive ion streams in conditions of low pressure 
    Zinoviev, D.V.; Tseluyko, A.F.; Chunadra, A.G.; Yunakov, N.N. (Вопросы атомной науки и техники, 2000)
    In the work the method of forming of low energy ion streams near the sample surface with separating the generation area of plasma and the acceleration area of ion is offered. It allows to lower pressure in acceleration ...
  • Influence of longitudinal magnetic field in the MPC channel on the density of generated plasma stream 
    Marchenko, A.K.; Byrka, O.V.; Makhlai, V.A.; Herashenko, S.S.; Solyakov, D.G.; Volkova, Y.E.; Yeliseyev, D.V.; Novakowska-Langier, K. (Вопросы атомной науки и техники, 2021)
    The paper is devoted to experimental measurements and analysis of parameters of the plasma streams generated by magnetoplasma compressor (MPC) upgraded with an external axial magnetic field. Influence of the external axial ...
  • Influence of movable B₄C-limiter on characteristics of RF discharge plasma in the Uragan-2M torsatron 
    Glazunov, G.P.; Lozin, A.V.; Konotopskiy, A.L.; Baron, D.I.; Beletskii, A.A.; Bondarenko, M.N.; Chechkin, V.V.; Dreval, M.B.; Grigor’eva, L.I.; Kozulya, M.M.; Maznichenko, S.M.; Moiseenko, V.E.; Mironov, Yu.K.; Pavlichenko, R.O.; Romanov, V.S.; Shapoval, A.N. (Вопросы атомной науки и техники, 2019)
    A variant of the B₄C movable biased pumped limiter for the Uragan-2M torsatron is described. Some results of experiments with the limiter moved from the vacuum chamber wall to the central region of the plasma column in the ...
  • Investigation of x-ray emission from high-current discharges of the PF type 
    Skladnik-Sadowska, E.; Sadowski, M.J.; Malinowsk, K.; Surala, W.; Zaloga, D.; Paduch, M.; Zielinska, E.; Tomaszewski, K. (Вопросы атомной науки и техники, 2016)
    The invited paper reports on measurements of soft x-rays emitted from hot plasmas produced in a modernised PF-1000U facility. The discharges were performed at the D2-filling with or without a Ne-admixture, under the ...
  • Ion-implanted deuterium release behavior from Li-based advanced ceramics 
    Tolstolutskaya, G.D.; Karpov, S.A.; Ruzhytskiy, V.V.; Nikitin, A.V. (Problems of Atomic Science and Technology, 2022)
    The behavior of ion-implanted deuterium in advanced lithium orthosilicate (Li₄SiO₄) pellets with addition of lithium metatitanate (Li₂TiO₃), and in reference Li₄SiO₄ pellets, has been studied. Thermal desorption spectroscopy ...
  • Local hydrogen recycling impact on operation of rod plasma injectors 
    Glazunov, G.P.; Tereshin, V.I.; Volkov, E.D.; Konotopskiy, A.L.; Baranowski, J.; Sadowski, M.J.; Skladnik-Sadowska, E.; Stanislawski, J.; Wiraszka, A. (Вопросы атомной науки и техники, 2002)
    The strong influence of hydrogen recycling on the IONOTRON-046 plasma injector operation was found. The transitions were even observed from deposition by pulsed erosion (DPE) regime of the IONOTRON operation, which ...

Пошук


Розширений пошук

Перегляд

Мій обліковий запис