Перегляд за автором "Berezhnyj, V.L."

Сортувати за: Порядок: Результатів:

  • 2-D electron system in the RF-discharge plasma. Part I. General observations 
    Berezhnyj, V.L.; Berezhnaya, I.V. (Вопросы атомной науки и техники, 2018)
    The hypothesis is advanced for similarity between the space-charge layers formed by the plasma in the nearantenna region of ICRF discharges and the two-dimensional electron systems created specially for each specific realization ...
  • 2-D electron system in the RF-discharge plasma. Part II. similarity of TDES in a solid and in the RF discharge 
    Berezhnyj, V.L.; Berezhnaya, I.V. (Вопросы атомной науки и техники, 2019)
    Comparison studies have been carried out into structural and physical peculiarities of the two-dimensional electron system (TDES) in solids and the RF plasma. The observed similarity points to possible workability and ...
  • Automatization of plasma density profile analysis by the multichannel microwave interferometer measurements for the Torsatron U-2M 
    Ocheretenko, V.L.; Berezhnyj, V.L.; Prokopenko, A.V.; Pinos, I.B. (Вопросы атомной науки и техники, 2008)
    The paper presents the description of the density profile computing methods by the five-channel probing on the base of the developed program code and gives the results of model investigations.
  • Development of the system for multichannel microwave plasma probing in the torsatron U-2M 
    Berezhnyj, V.L.; Ocheretenko, V.L.; Pinos, I.B.; Skibenko, A.I.; Prokopenko, A.V.; Larin, Yu.V.; Maznichenko, S.M.; Sitnikov, D.A.; Tarasov, M.I. (Вопросы атомной науки и техники, 2009)
    To study successfully the conditions for production and heating of the plasma, its dynamics in the process of an RF discharge in the torsatron U-2M, a multichannel system for microwave diagnostics is suggested. To obtain ...
  • Effects of RF field rectification and accelerated electron beam generation in the torsatron U-3M during plasma production 
    Berezhnyj, V.L.; Berezhnaya, I.V.; Voitsenya, V.S.; Pinos, I.B.; Filippov, V.V. (Вопросы атомной науки и техники, 2011)
    The presented experimental results show that during the interaction between the RF field and a spatial charge of positive ions having the nonlinear volt-ampere characteristic a part of the RF field is rectified into the ...
  • Excitation of plasma fluctuations near ion girofrequencies during RF plasma heating in Uragan-3M torsatron 
    Skibenko, A.I.; Pavlichenko, O.S.; Berezhnyj, V.L.; Burchenko, P.Ya.; Kulaga, A.E.; Ocheretenko, V.L.; Pinos, I.B.; Prokopenko, A.V.; Slavnyj, A.S.; Tarasov, I.K.; Volkova, O.Yu. (Вопросы атомной науки и техники, 2006)
    Curentless plasma in Uragan-3M (U-3M) is produced and heated by absorption of RF power in the region of Alfven waves (AW) [1]. The process of plasma heating was explained in [2] as a result of Cherenkov absorption of ...
  • First results of the renewed Uragan-2M torsatron 
    Beletskii, A.A.; Berezhnyj, V.L.; Burchenko, P.Ya.; Chechkin, V.V.; Chernyshenko, V.Ya.; Grigor’eva, L.I.; Gubarev, S.P.; Konovalov, V.G.; Kulaga, A.E.; Kurilo, D.V.; Lesnyakov, G.G.; Losin, A.V.; Maznichenko, S.M.; Mironov, Yu.K.; Moiseenko, V.E.; Ozherel’ev, F.I.; Opaleva, G.P.; Pashnev, V.K.; Pavlichenko, O.S.; Prokopenko, A.V.; Romanov, V.S.; Sergeev, Yu.F.; Skibenko, A.I.; Shapoval, A.N.; Shtan, A.F.; Shvets, O.M.; Solodovchenko, S.I.; Sorokovoy, Ye.L.; Taran, V.S.; Tarasov, I.K.; Tereshin, V.I.; Tsybenko, S.A.; Voitsenya, V.S.; Volkov, E.D.; Zolototrubova, M.I. (Вопросы атомной науки и техники, 2008)
    The results of experimental investigation on the vacuum magnetic surfaces in the l=2 torsatron with an additional toroidal field Uragan-2M at wide varying operation parameters are presented. Also the first results on the ...
  • Formation of ITB in the vicinity of rational surfaces in the Uragan-3M torsatron 
    Volkov, E.D.; Berezhnyj, V.L.; Bondarenko, V.N.; Chechkin, V.V.; Fomin, I.P.; Grigor’eva, L.I.; Konovalov, V.G.; Kotsubanov, V.D.; Kulaga, A.E.; Lapshin, V.I.; Lesnyakov, G.G.; Litvinov, A.P.; Lozin, A.V.; Mironov, Yu.K.; Moiseenko, V.E.; Nazarov, N.I.; Nikol’skij, I.K.; Ocheretenko, V.L.; Pavlichenko, O.S.; Pinos, I.B.; Podoba, Yu.Ya.; Romanov, V.S.; Shapoval, A.N.; Shcherbinina, T.E.; Skibenko, A.I.; Slavnyi, A.S.; Sorokovoy, E.L.; Tarasov, I.K.; Tsybenko, S.A.; Voitsenya, V.S. (Вопросы атомной науки и техники, 2003)
    It was shown that there is the possibility of ITB formation in the vicinity of rational surfaces in a torsatron magnetic configuration. The formation of ITB is accompanied by fast change of plasma poloidal rotation velocity, ...
  • ICRF - volume charge - antenna edge interactions in the torsatrons U-3M and U-2M Part 1. Formation of a volume space charge (VSC) of positive ions 
    Berezhnyj, V.L. (Вопросы атомной науки и техники, 2016)
    A feature of fusion plasma rf discharges is the formation of near-wall volume-space charges (VSC) of positive ions. Nonlinear properties of VSC layers exert a determining influence on the rf discharge characteristics. The ...
  • ICRF - volume charge - antenna edge interactions in the torsatrons U-3M and U-2M Part 2. VSC - RF antenna interaction 
    Berezhnyj, V.L. (Вопросы атомной науки и техники, 2016)
    The influence of the electron emission and metal impurity emission from the antennas, including the U-3 torsatron antenna, on the RF-discharge has been analyzed. The both effects are the results of the antenna surface bombarding ...
  • ICRF – volume charge - antenna edge interactions in the U-3M and U-2M torsatrons. Part 3. ICRF − VSC interaction 
    Berezhnyj, V.L. (Вопросы атомной науки и техники, 2017)
    The brief analysis of the volume-space charge (VCS) influence on the processes of plasma formation and plasma heating with thh use of high-power ion-cyclotron waves in the U-3M and U-2M torsatrons has been carried out. The ...
  • Identification of harmonics of RF field, which is used for production and heating of plasma in the torsatron "U-3M" 
    Berezhnyj, V.L.; Ocheretenko, V.L.; Pavlichenko, O.S.; Pinos, I.B.; Prokopenko, A.V.; Tsybenko, S.A.; Lozin, A.V. (Вопросы атомной науки и техники, 2006)
    Experimental and numerical methods were used to identify the harmonics of the RF field used for plasma production and heating in the torsatron “U-3M”.
  • Measurements of plasma density in URAGAN-3M torsatron using dual-polarization interferometry 
    Grekov, D.L; Tretiak, K.K.; Berezhnyj, V.L.; Filippov, V.V. (Вопросы атомной науки и техники, 2012)
    The basic idea of this work is simultaneous using of O- and X-modes for determination in torsatron not only average plasma density but density profile, too. The dual polarization interferometer was placed very close to E-E ...
  • Microwave diagnostic system of the Uragan-2М torsatron 
    Sitnikov, D.A.; Berezhnyj, V.L.; Larin, Y.V.; Maznichenko, S.M.; Ocheretenko, V.L.; Pinos, I.B.; Prokopenko, A.V.; Skibenko, A.I.; Tarasov, M.I. (Вопросы атомной науки и техники, 2008)
    The construction of microwave sections together with results of loss calculation in the microwave lines for different frequencies are presented. The construction of microwave lead-ins is also described. The whole system ...
  • On a possible mechanism of RF field harmonic generation in the near-antenna plasma region in the Uragan-3M 
    Berezhnyj, V.L.; Berezhnaya, I.V.; Voitsenya, V.S.; Pinos, I.B.; Filippov, V.V. (2010)
    A possibility of RF field harmonic generation is shown in the process of plasma formation and heating in the torsatron U-3M when the RF field interacts with a volume spatial charge of positive ions in the near-antenna region.
  • Plasma parameters evolution during conditioning RF discharges in Uragan-2M torsatron 
    Skibenko, A.I.; Prokopenko, A.V.; Berezhnyj, V.L.; Burchenko, P.Ya.; Krasnyj, V.V.; Kulaga, A.E.; Lesnyakov, G.G.; Lozin, A.V.; Moiseenko, V.E.; Ocheretenko, V.L.; Pavlichenko, O.S.; Pinos, I.B.; Shapoval, A.N.; Shvets, O.M.; Tarasov, M.I.; Tereshin, V.I.; Tsybenko, S.A.; Zamanov, N.V. (Вопросы атомной науки и техники, 2009)
    The results of the plasma parameters optimization measured via two-chord interferometry, radiometry, and the registering of the Нα, CIII, OII lines intensity are discussed. The optimization was realized by variation of ...
  • Radial distributions of RF discharge plasma parameters and radial electric field in the Uragan-3M torsatron 
    Volkov, E.D.; Adamov, I.Yu.; Berezhnyj, V.L.; Kulaga, A.E.; Nazarov, N.I.; Ocheretenko, V.L.; Pinos, I.B.; Shcherbinina, T.E.; Skibenko, A.I.; Slavnyj, A.S.; Tarasov, I.K.; Fomin, I.P. (Вопросы атомной науки и техники, 2000)
    The results of local measurements of RF discharge plasma parameters (plasma density and its fluctuations, electron temperature and energy of superthermal electrons, plasma poloidal rotation velocity) in the Uragam-3M ...
  • Radial profiles of plasma density and poloidal rotation velocity measured by microwave reflectometry for different regimes of RF plasma production in “Uragan-3m” torsatron 
    Skibenko, A.I.; Berezhnyj, V.L.; Volkov, E.D.; Ocheretenko, V.L.; Kotsubanov, B.D.; Nazarov, N.I.; Nikol’skiy, I.K.; Pavlichenko, O.S.; Pinos, I.B.; Fomin, I.P.; Tsibenko, S.A. (Вопросы атомной науки и техники, 2000)
    Studies on choice of optimized regimes of RF plasma production/heating in Uragan-3M were performed by using microwave reflectometry. Radial profiles of electron density and it fluctuation and poloidal rotation velocity ...
  • RF heating below ion-cyclotron frequencies in Uragan torsatrons 
    Moiseenko, V.E.; Dreval, M.B.; Burchenko, P.Ya.; Losin, A.V.; Berezhnyj, V.L.; Bondarenko, V.N.; Chechkin, V.V.; Grigor’eva, L.I.; Hartmann, D.; Koch, R.; Konovalov, V.G.; Kotsubanov, V.D.; Kramskoi, Ye.D.; Kulaga, A.E.; Lyssoivan, A.I.; Mironov, V.K.; Pavlichenko, R.O.; Romanov, V.S.; Shapoval, A.N.; Skibenko, A.I.; Slavnyi, A.S.; Tereshin, V.I.; Voitsenya, V.S. (2010)
    The experiments on Uragan-3M torsatron (stellarator) on Alfvén resonance heating are presented. Usage of the three-halfturn antenna provides plasma density increase and heating of the electron plasma component.
  • Spectral analysis of antenna RF-current in the torsatron U-2M 
    Berezhnyj, V.L.; Filippov, V.V.; Berezhnaya, I.V. (Вопросы атомной науки и техники, 2014)
    The paper deals with the spectral analysis of the antenna RF-current in the torsatron U-2M to elucidate the possibility of improving the efficiency of the RF-technique for plasma formation and heating. The present results ...