Перегляд за автором "Melnikov, A.V."

Сортувати за: Порядок: Результатів:

  • Accuracy of electrostatic energy analyzer in HIBP diagnostic 
    Bondarenko, J.S.; Chmyga, A.A.; Dreval, M.B.; Eliseev, L.G.; Khrebtov, S.M.; Komarov, A.D.; Kozachok, A.S.; Krupnik, L.I.; Melnikov, A.V.; Nedzelskij, I.S. (Вопросы атомной науки и техники, 2002)
  • 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 ...
  • Development of the heavy ion beam probing diagnostic and new results in the plasma electric potential investigations 
    Bondarenko, I.S.; Chmyga, A.A.; Dreval, N.B.; Khrebtov, S.M.; Komarov, A.D.; Kozachok, A.S.; Krupnik, L.I.; Eliseev, L.G.; Mavrin, V.A.; Melnikov, A.V.; Rasumova, K.A.; Zimeleva, L.G.; Hidalgo, C.; Garcia-Cortes, I.; Coelho, P.; Cunha, M.; Goncalves, B.; Malaquias, A.; Nedzelskiy, I.S.; Varandas, C.A.F. (Вопросы атомной науки и техники, 2000)
  • 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 ...
  • Features of HIBP diagnostics application to stellarator-like devices 
    Dreval, N.B.; Krupnik, L.I.; Chmyga, A.A.; Khrebtov, S.M.; Komarov, A.D.; Kozachek, A.S.; Hidalgo, C.; Melnikov, A.V.; Eliseev, L.G. (Вопросы атомной науки и техники, 2005)
    Features of heavy ion beam probe application to stellarator-like devices have been connected with specific stellarator characteristics: zero (negligible) plasma current, relatively high poloidal and stray magnetic fields, ...
  • 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 ...
  • Heavy ion beam probing – a tool to study geodesic acoustic modes and alfven eigenmodes in the T-10 tokamak and TJ-II stellarator 
    Melnikov, A.V.; Krupnik, L.I.; Barcala, J.M.; Bravo, A.; Chmyga, A.A.; Deshko, G.N.; Drabinskij, M.A.; Eliseev, L.G.; Hidalgo, C.; Khabanov, P.O.; Kharchev, N.K.; Komarov, A.D.; Kozachek, A.S.; Khrebtov, S.M.; Lopez, J.; Lysenko, S.E.; Molinero, A.; de Pablos, J.L.; Ufimtsev, M.V.; Zenin, V.N.; Zhezhera, A.I. (Вопросы атомной науки и техники, 2017)
    Heavy ion beam probing (HIBP) is a unique diagnostic for core plasma potential. It operates in the T-10 tokamak and TJ-II flexible heliac. Multi-slits energy analyzers provide simultaneously the data on plasma potential φ ...
  • Heavy ion beam probing conceptual design for the Globus-M2 tokamak 
    Khabanov, Ph.O.; Melnikov, A.V.; Minaev, V.B.; Komarov, O.D. (Вопросы атомной науки и техники, 2020)
    The paper discusses the application of the heavy ion beam probe (HIBP) diagnostic to the Globus-M2 spherical tokamak. Probing beam trajectory calculations were conducted to find the optimal position for HIBP primary and ...
  • 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 ...
  • High-intensity cesium ion beams for HIBP diagnostics 
    Krupnik, L.I.; Barcala, J.; Chmyga, O.O.; Deshko, G.M.; Drabinskiy, M.A.; Eliseev, L.G.; Hidalgo, C.; Khabanov, Ph.O.; Kharchev, N.K.; Khrebtov, S.M.; Komarov, O.D.; Kozachok, O.S.; Melnikov, A.V.; Molinero, A.; de Pablos, J.L.; TJ-II team (Вопросы атомной науки и техники, 2020)
    The goal of the research is to expand the capabilities of the heavy ion beam probing (HIBP) diagnostic. HIBP is a unique diagnostic, capable to measure plasma potential, density and their fluctuations, as well as the ...
  • High voltage test bench for heavy ion beam probe diagnostics on T-15MD tokamak 
    Vadimov, N.A.; Sarancha, G.A.; Drabinskiy, M.A.; Melnikov, A.V.; Eliseev, L.G.; Khabanov, Ph.O.; Kharchev, N.K.; Komarov, O.D. (Вопросы атомной науки и техники, 2020)
    D-shaped tokamak T-15MD is nowunder construction in the NRC “Kurchatov Institute”. Heavy ion beam probing (HIBP) is an important part of T-15MD diagnostic system. Calculations of the probing ions trajectories show that the ...
  • 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 ...
  • Perturbative transport experiments on TJ-II Flexible Heliac 
    Castejón, F.; Ascasíbar, E.; Alejaldre, C.; Alonso, J.; Almoguera, L.; Baciero, A.; Balbín, R.; Blanco, E.; Blaumoser, M.; Botija, J.; Brañas, B.; Cappa, A.; Carrasco, R.; Cepero, J.R.; Chmyga, A.A.; Doncel, J.; Dreval, N.B.; Eguilior, S.; Eliseev, L.; Estrada, T.; Fedyanin, O.; Fernández, A.; Fontdecaba, J.M.; Fuentes, C.; García, A.; García-Cortés, I.; Gonçalves, B.; Guasp, J.; Herranz, J.; Hidalgo, A.; Hidalgo, C.; Jiménez, J.A.; Kirpitchev, I.; Khrebtov, S.M.; Komarov, A.D.; Kozachok, A.S.; Krupnik, L.; Lapayese, F.; Likin, K.; Liniers, M.; López-Bruna, D.; López-Fraguas, A.; López-Rázola, J.; López-Sánchez, A.; de la Luna, E.; Malaquias, A.; Martín, R.; Medrano, M.; Melnikov, A.V.; Méndez, P.; McCarthy, K.J.; Medina, F.; van Milligen, B.; Nedzelskiy, I.S.; Ochando, M.; Pacios, L.; Pastor, I.; Pavlov, S.S.; Pedrosa, M.A.; de la Peña, A.; Petrov, A.; Petrov, S.; Portas, A.; Romero, J.; Rodríguez-Rodrigo, L.; Salas, A.; Sánchez, E.; Sánchez, J.; Sarksian, K.; Schchepetov, S.; Skvortsova, N.; Tabarés, F.; Tafalla, D.; Tribaldos, V.; Varandas, C.F.A.; Vega, J.; Zurro, B. (Вопросы атомной науки и техники, 2002)
    Transport properties of TJ-II are explored performing perturbative experiments and taking advantage of TJ-II flexibility. Rotational transform can be varied in a wide range, which allows one to introduce low order rationals ...
  • Plasma potential correlations between heavy ion beam probe and langmuir probe on the Т-10 tokamak 
    Zenin, V.N.; Drabinskij, M.A.; Eliseev, L.G.; Grashin, S.A.; Khabanov, P.O.; Kharchev, N.K.; Krupnik, L.I.; Melnikov, A.V. (Вопросы атомной науки и техники, 2018)
    This work is dedicated to simultaneous measurements of plasma potential oscillations at GAM frequencies in different locations on the T-10 tokamak and studying their correlation properties. Recent experiments with Heavy Ion ...
  • 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) ...
  • Study of gams and related turbulent particle flux with hibp in the T-10 tokamak 
    Eliseev, L.G.; Lysenko, S.E.; Melnikov, A.V.; Krupnik, L.I.; Kozachek, A.S.; Zenin, V.N. (Вопросы атомной науки и техники, 2017)
    The new findings in the behavior of geodesic acoustic modes (GAMs) and turbulent particle flux dynamics on the T-10 tokamak are presented. For the first time in T-10 the broadband oscillations (<250 kHz) of electric potential ...
  • 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 ...