Перегляд за автором "Zamanov, N.V."

Сортувати за: Порядок: Результатів:

  • A high speed 140 ghz microwave interferometer for density fluctuation measurements in Uragan-2M stellarator 
    Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.E.; Uragan-2M team (Вопросы атомной науки и техники, 2018)
    The operation of the 2 mm microwave superheterodyne interferometer, which allows to measure the linear electron density (average over the line of sight through the plasma) at the Uragan-2M stellarator is presented. ...
  • Amplification of the runaway electrons flow in the Uragan-3М torsatron 
    Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Korovin, V.B.; Lozin, A.V.; Mironov, Yu.K.; Romanov, V.S.; Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.G.; Shapoval, A.N.; Makhov, M.M.; Goncharov, I.G.; Listopad, V.M.; Lymar, N.V.; Gnidenko, N.V. (Вопросы атомной науки и техники, 2018)
    In this work the results of amplification of the runaway electrons flow and interaction runaway electrons with RF-heating wave on the Uragan-3M torsatron are presented. Results described in the article confirm using ...
  • Behavior of suprathermal electrons at the Uragan-3M torsatron after RF heating off 
    Zamanov, N.V.; Pavlichenko, R.O.; Kulaga, A.E. (Вопросы атомной науки и техники, 2016)
    For the past decades the microwave radiometry is a routinely used diagnostics to obtain the information on temporal evolution and radial profile of the bulk electron temperature at Uragan-3M torsatron plasma experiments ...
  • Behaviour of the radiation of the suprathermal electrons at the Uragan-3M torsatron after RF heating off from ECE measurements 
    Zamanov, N.V.; Pavlichenko, R.O.; Kulaga, A.E.; Grigo’eva, L.I.; Chechkin, V.V.; Shapoval, A.N.; Makhov, M.M.; Mironov, Yu.K.; Romanov, V.S.; Tarasov, I.K.; Sitnikov, D.A.; Pavlichenko, O.S. (Вопросы атомной науки и техники, 2015)
    The microwave radiometry is a well-known diagnostics to obtain the information on temporal evolution and radial profile of the electron temperature at U-3M torsatron plasma experiments. However, under low plasma density ...
  • Characteristic properties of the three-half-turn-antenna-driven RF discharge in the Uragan-3M torsatron 
    Chechkin, V.V.; Grigor’eva, L.I.; Grekov, D.L.; Pavlichenko, R.O.; Lozin, A.V.; Kasilov, A.A.; Beletskii, A.A.; Kozulya, M.M.; Kulaga, A.Ye.; Zamanov, N.V.; Tarasov, I.K.; Mironov, Yu.K.; Romanov, V.S.; Voitsenya, V.S. (Вопросы атомной науки и техники, 2014)
    In the λ = 3 Uragan-3M torsatron hydrogen plasma is heated by RF fields in the Ålfven range of frequencies (ω≤ωсi). Plasma with the mean density ‾ne units of 10¹² сm⁻³ is produced by the frame antenna and used as an initial ...
  • Control of the runaway electron flow in torsatron 
    Moiseenko, V.E.; Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Korovin, V.B.; Komarov, A.D.; Kozachek, A.S.; Krupnik, L.I.; Zhezhera, A.I.; Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.Ye.; Shapoval, A.N.; Lytova, M.A.; Maznichenko, S.M.; Solodovchenko, S.I.; Shtan', A.F. (Вопросы атомной науки и техники, 2014)
    The possibilities of stimulation and complete suppression of the runaway electrons flow in the experiments at Uragan-2M setup were investigated. The flow stimulation was carried out by producing additional free charged ...
  • Energy confinement in the torsatron Uragan-3M during the RF-heating mode 
    Pashnev, V.K.; Burchenko, P.Ya.; Lozin, A.V.; Kotsubanov, V.D.; Kulaga, A.Ye.; Krasnyj, V.V.; Mironov, Yu.K.; Nikol’skii, I.K.; Petrushenya, A.A.; Romanov, V.S.; Sitnikov, D.A.; Sorokovoy, Ed.L.; Tsybenko, S.A.; Zamanov, N.V. (Вопросы атомной науки и техники, 2008)
    Energy confinement time of plasma in torsatron U-3M was measured both during quasi-stationary stady of RF-discharge and after RF-power cut-off. Power absorbed by plasma in the confinement region was estimated. A mechanism ...
  • First measurements of line electron density in Uragan-2M plasmas via 140 GHz heterodyne interferometer 
    Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.E. (Вопросы атомной науки и техники, 2017)
    Commissioned a microwave 2 mm (140 GHz) superheterodyne interferometer, which allows to start the measurement of linear (average over the length of the chord passing through the plasma) of the electron density at the ...
  • Influence of plasma with finite pressure on magnetic configuration of torsatron U-3M 
    Pashnev, V.K.; Burchenko, P.Ya.; Kulaga, A.Ye.; Lozin, A.V.; Mironov, Yu.K.; Petrushenya, A.A.; Romanov, V.S.; Sitnikov, D.A.; Sorokovoy, Ed.L.; Tsybenko, S.A.; Zamanov, N.V. (Вопросы атомной науки и техники, 2009)
    Series of experiments on generation of mode with high β (up to about 1.3%) in torsatron U-3M were performed using nitrogen as working gas. The dependence of average β from input power was obtained. The average plasma ...
  • Influence of working gas pulse injection and fluctuations of the magnetic field on the runaway electrons dynamics in Uragan-3M 
    Tarasov, I.K.; Tarasov, M.I.; Sitnikov, D.A.; Korovin, V.B.; Lozin, A.V.; Shapoval, A.N.; Makhov, M.M.; Mironov, Yu.K.; Romanov, V.S.; Pavlichenko, R.O.; Zamanov, N.V.; Kulaga, A.G.; Goncharov, I.G.; Listopad, V.M.; Lymar, N.V.; Gnidenko, N.V. (Вопросы атомной науки и техники, 2019)
    Generation of runaway electrons in fusion experiments can drive to serious damage of plasma devices components. Injection of gas with a large mass number decreases the generation processes. Also, magnetic perturbations ...
  • Microcontroller system of hydrogen pulse injection on stellarator Uragan-3М 
    Gubarev, S.P.; Korovin, V.B.; Listopad, V.M.; Lozin, A.V.; Mironov, Yu.K.; Opaleva, G.P.; Romanov, V.S.; Taran, V.S.; Zamanov, N.V.; Zolototrubova, M.I. (Вопросы атомной науки и техники, 2015)
    This paper describes a renewed system of pulse injection of working gas into the vacuum vessel of the stellarator Uragan -3М. The system was designed and fabricated in the Institute of Plasma Physics of NSC “Kharkov Institute ...
  • Observation of 1…20 kHz fluctuations in the Uragan-2M torsatron 
    Dreval, M.B.; Pavlichenko, R.O.; Shapoval, A.M.; Ozherelyev, F.I.; Mironov, Yu.K.; Romanov, V.S.; Makhov, M.M.; Zamanov, N.V.; Kulaga, A.E. (Вопросы атомной науки и техники, 2016)
    First observations of plasma fluctuations in the frequency range of 1…20 kHz in various plasma conditions of the URAGAN-2M (U-2M) torsatron are presented. Observed fluctuations of the Hα emissivity are coherent with the ...
  • Peculiarities of the radiometric measurements on Uragan-3M torsatron for RF heated plasma 
    Pavlichenko, R.O.; Kulaga, A.E.; Zamanov, N.V.; Pavlichenko, O.S. (Вопросы атомной науки и техники, 2011)
    Frequency spectrum (radial profile) of X-mode second harmonic electron cyclotron emission was observed for optically thin plasma produced by Alfvén resonance heating in Uragan-3M torsatron. Radial electron temperature profile ...
  • Peripheral plasma characteristics in the Uragan-3M torsatron 
    Kasilov, A.A.; Grigor’eva, L.I.; Chechkin, V.V.; Beletskii, A.A.; Pavlichenko, R.O.; Lozin, A.V.; Kozulya, M.M.; Kulaga, A.Ye.; Zamanov, N.V.; Mironov, Yu.K.; Romanov, V.S.; Voitsenya, V.S. (Вопросы атомной науки и техники, 2015)
    In the l=3/m=9 Uragan-3M (U-3M) torsatron a hydrogen plasma is produced and heated by RF fields in the Alfvén range of frequencies (ω≤ωci). Peripheral plasma is investigated using two moveable Langmuir probes. Spatial ...
  • 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 ...
  • Radio-frequency plasma start-up at Uragan-3M stellarator 
    Moiseenko, V.E.; Lyssoivan, A.; Wauters, T.; Tripský, M.; Lozin, A.V.; Pavlichenko, R.O.; Kozulya, M.M.; Dreval, M.B.; Mironov, Yu.K.; Romanov, V.S.; Kulaga, A.Ye.; Zamanov, N.V.; Shapoval, A.N.; Konovalov, V.G.; Chechkin, V.V.; Grigor’eva, L.I.; Beletskii, A.A.; Kasilov, A.A.; Garkusha, I.E. (Вопросы атомной науки и техники, 2017)
    A double frame antenna with a broad spectrum of parallel wavenumbers (with respect to the magnetic field) is used for radio-frequency (RF) plasma production in Uragan-3M stellarator type device. The delay between the start ...
  • RА discharge dynamics with passing over l- and H-like mode states in the URAGAN-3M torsatron 
    Chechkin, V.V.; Pankratov, I.M.; Grigor’eva, L.I.; Beletskii, А.А.; Kasilov, A.A.; Burchenko, P.Ya.; Lozin, А.V.; Tsybenko, S.А.; Slavnyj, А.S.; Litvinov, A.P.; Kulaga, А.Ye.; Pavlichenko, R.O.; Zamanov, N.V.; Mironov, Yu.K.; Romanov, V.S.; Pashnev, V.K.; Maznichenko, S.M.; Volkov, Ye.D. (Вопросы атомной науки и техники, 2012)
    In the l=3 Uragan-3M torsatron a hydrogen plasma with the density ¬ne ~ 2×10¹² cm⁻³ is produced and heated by RF fields in the ω ≤ ωсi range of frequencies with using a frame-like antenna. Time variations are considered ...
  • Some features of the dynamics of suprathermal electrons after RF heating off at the Uragan-3M stellarator plasmas 
    Zamanov, N.V.; Pavlichenko, R.O.; Kulaga, A.E. (Вопросы атомной науки и техники, 2019)
    For the past decades the microwave radiometry is a routinely used as diagnostic tool to obtain the information on temporal evolution and radial profile of the electrons temperature at Uragan-3M torsatron plasma experiments. ...
  • Stellarator research at IPP KIPT: status and prospects 
    Moiseenko, V.E.; 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.; Mironov, Yu.K.; Pavlichenko, R.O.; Romanov, V.S.; Shapoval, A.N.; Korovin, V.B.; Konovalov, V.G.; Zamanov, N.V.; E.V., Turianska; Kulyk, Yu.S.; Wauters, T.; Lyssoivan, A.I.; Ågren, O.; Garkusha, I.E.; Uragan-2M Team (Вопросы атомной науки и техники, 2019)
    Features of the recent Uragan-2M campaign are reviewed together with some theoretical advances. They include experiments with B4C limiter, studies of various 1…20 kHz oscillations, development of a new in-situ diagnostics ...
  • Studies of edge turbulence in the Uragan-3M torsatron 
    Beletskii, A.A.; Chechkin, V.V.; Pankratov, I.M.; Grigor’eva, L.I.; Sorokovoy, Ye.L.; Volkov, Ye.D.; Burchenko, P.Ya.; Kulaga, A.Ye.; Tsybenko, S.A.; Lozin, A.V.; Slavnyj, A.S.; Zamanov, N.V.; Pashnev, V.K.; Berezhnyj, V.L. (Вопросы атомной науки и техники, 2011)
    Spatial and temporal behavior of the edge fluctuations and their correlation with plasma density behavior inside the confinement region of the Uragan-3M torsatron are investigated. The key role of the radial electric field ...