Перегляд за автором "Perfilov, S.V."

Сортувати за: Порядок: Результатів:

  • A dual heavy ion beam probe diagnostic on the TJ-II stellarator 
    Chmyga, O.O.; Ascasibar, E.; Barcala, J.; Drabinskiy, M.A.; Eliseev, L.G.; Hidalgo, C.; Khabanov, P.O.; Khrebtov, S.M.; Komarov, O.D.; Kozachok, O.S.; Krupnik, L.I.; Lysenko, S.E.; Melnikov, A.V.; Molinero, A.; Pablos, J.L.de; Perfilov, S.V.; Zenin, V.N.; TJ-II Team (Вопросы атомной науки и техники, 2019)
    The aim of the report is to show the development of HIBP diagnostics on the TJ-II stellarator and, as a result, the expansion of the range of plasma parameters measurements. The first Heavy Ion Beam Probe (HIBP-1) diagnostic ...
  • Applicability of Heavy Ion Beam Probing (HIBP) system for stellarator WEGA 
    Krupnik, L.I.; Deshko, G.N.; Zhezhera, A.I.; Melnikov, A.V.; Perfilov, S.V.; Otte, M. (Вопросы атомной науки и техники, 2005)
    The applicability of the HIBP for stellarator WEGA is described in this article. It is possible to use such diagnostics for local plasma parameters measurement. Calculations of probing Na + beam trajectories were done for ...
  • Electric field study with HIBP in OH and ECRH plasmas on the T-10 tokamak 
    Melnikov, A.V.; Dyabilin, K.S.; Eliseev, L.G.; Grashin, S.A.; Isaev, M.Yu.; Krupnik, L.I.; Lysenko, S.E.; Mavrin, V.A.; Perfilov, S.V.; Ryzhakov, D.V.; Zenin, V.N. (Вопросы атомной науки и техники, 2013)
    The plasma potential φ and radial electric field Er were studied on T-10 in a wide range of ohmic and ECRH regimes. At densities ne> 10¹⁹ m⁻³, the potential has negative sign over the whole plasma cross section. At lower ...
  • Heavy ion beam probe design study for TCABR 
    Chmyga, A.A.; Deshko, G.N.; Dreval, N.B.; Khrebtov, S.M.; Komarov, A.D.; Kozachek, A.S.; Krupnik, L.I.; Melnikov, A.V.; Perfilov, S.V.; Galvao, R.M.O.; Kuznetsov, Yu.K. (Вопросы атомной науки и техники, 2003)
    The Heavy Ion Beam Probe (HIBP) diagnostic is known as a unique tool for the direct plasma electric potential measurements. It gives also information on plasma density, temperature and current profile. The method is based ...
  • HIBP results on the WEGA stellarator 
    Bondarenko, I.S.; Chmyga, A.A.; Deshko, G.N.; Komarov, A.D.; Kozachok, A.S.; Krupnik, L.I.; Khrebtov, S.M.; Zhezhera, A.I.; Podoba, Y.Ya.; Otte, M.; Wagner, F.; Melnikov, A.V.; Perfilov, S.V.; Schubert, M. (Вопросы атомной науки и техники, 2009)
    The heavy ion beam probe (HIBP) is a non-perturbing diagnostic, which allows to determine the spatial distributions of the main plasma parameters such as plasma potential, density, electron temperature and poloidal magnetic ...
  • Investigation of plasma turbulence and local electric field in the T-10 tokamak and TJ-II stellarator by HIBP diagnoatic(review) 
    Krupnik, L.I.; Melnikov, A.V.; Hidalgo, C.; Chmyga, A.A.; Eliseev, L.G.; Ascasibar, E.; Estrada, T.; Komarov, A.D.; Kozachek, A.S.; Liniers, M.; Lysenko, S.E.; Mavrin, V.A.; Ochando, M.A.; de Pablos, J.L.; Pedrosa, M.A.; Perfilov, S.V.; Tabares, F.; Zhezhera, A.I. (Вопросы атомной науки и техники, 2011)
    TJ-II stellarator by HIBP diagnostics has been performed. The following similar features of potential were found: the scale of several hundred Volts; the negative sign for densities ne>1×10¹⁹ m⁻³ and comparable values ...
  • New capabilities of plasma potential and density measurements using a dual heavy ion beam probing (HIBP) diagnostic in the TJ-II stellarator 
    Zhezhera, A.I.; Chmyga, A.А.; Deshko, G.N.; Eliseev, L.G.; Hidalgo, C.; Komarov, A.D.; Kozachek, A.S.; Krupnik, L.I.; Melnikov, A.V.; de Pablos, J.L.; Perfilov, S.V. (Вопросы атомной науки и техники, 2017)
    The unique capabilities of the dual HIBP system allow the investigation of multi-scale mechanisms to be expanded from the plasma edge to the plasma core in the TJ-II stellarator. Experiments with combined NBI and ECRH ...
  • Recent measurements of the electric potential profile and fluctuations in ECRH and NBI plasmas on TJ-II stellarator 
    Krupnik, L.I.; Melnikov, A.V.; Hidalgo, C.; Eliseev, L.G.; Chmyga, A.A.; Komarov, A.D.; Kozachok, A.S.; Perfilov, S.V.; Lysenko, L.G.; Zhezhera, A.I.; Pedrosa, M.A.; de Pablos, J.L. (Вопросы атомной науки и техники, 2009)
    Heavy Ion Beam Probe diagnostics is used in TJ-II stellarator to study directly the plasma electric potential with a good spatial (up to 1cm) and temporal (up to 2 µs ) resolution. Low density (ne = (0.3…0.5)×1019 m –3) ...
  • Role of turbulence and electric fields in the establishment of improved confinement in tokamak plasmas 
    Van Oost, G.; Bulanin, V.V.; Donné, A.J.H.; Gusakov, E.Z.; Krämer-Flecken, A.; Krupnik, L.I.; Melnikov, A.; Peleman, P.; Razumova, K.A.; Stöckel, J.; Vershkov, V.; Altukov, A.B.; Andreev, V.F.; Askinazi, L.G.; Bondarenko, I.S.; Dnestrovskij, A.Yu.; Eliseev, L.G.; Esipov, L.A.; Grashin, S.A.; Gurchenko, A.D.; Hogeweij, G.M.D.; Jachmich, S.; Khrebtov, S.M.; Kouprienko, D.V.; Lysenko, S.E.; Perfilov, S.V.; Petrov, A.V.; Popov, A.Yu.; Reiser, D.; Soldatov, S.; Stepanov, A.Yu.; Telesca, G.; Urazbaev, A.O.; Verdoolaege, G.; Zimmermann, O. (Вопросы атомной науки и техники, 2006)
    An extensive (INTAS) research programme started in 2002 to investigate the correlations between on the one hand the occurrence of transport barriers and improved confinement in the medium-size tokamaks TEXTOR and T-10 and ...
  • Study of plasma potential, its fluctuations and turbulence rotation in the T-10 tokamak 
    Melnikov, A.V.; Vershkov, V.A.; Grashin, S.A.; Eliseev, L.G.; Lysenko, S.E.; Mavrin, V.A.; Merezhkin, V.G.; Perfilov, S.V.; Shelukhin, D.A.; Shurygin, R.V.; Krupnik, L.I.; Komarov, A.D.; Kozachek, A.S.; Zhezhera, A.I. (2010)
    Plasma potential, its oscillations and turbulence rotation were studied on T-10 in a wide range of ohmic and ECRH regimes. The potential has negative sign over the whole plasma cross section. Broadband turbulence tends to ...
  • Study of poloidal structure of geodesic acoustic modes in the T-10 tokamak with heavy ion beam probing 
    Zenin, V.N.; Eliseev, L.G.; Kozachek, A.S.; Krupnik, L.I.; Lysenko, S.E.; Melnikov, A.V.; Perfilov, S.V. (Вопросы атомной науки и техники, 2014)
    The poloidal structure of geodesic acoustic modes (GAMs) was studied on the T-10 tokamak by heavy ion beam probing with multichannel energy analyzer. GAMs were mainly pronounced on the plasma electric potential. The poloidal ...
  • The first operation of the heavy ion beam probing diagnostic (HIBP) on the Uragan-2M torsatron 
    Zhezhera, A.I.; Chmyga, A.A.; Deshko, G.N.; Krupnik, L.I.; Kozachek, A.S.; Komarov, A.D.; Khrebtov, S.M.; Maznichenko, S.M.; Tashchev, Yu.I.; Lesnyakov, G.G.; Tarasov, I.K.; Perfilov, S.V. (Вопросы атомной науки и техники, 2015)
    The Heavy Ion Beam Probing (HIBP) diagnostic system has been installed and operates now on the Uragan-2M torsatron for the first time in Ukraine. The cesium ion beam with energy range of 17…120 keV and ion current of 10…150 ...