Перегляд за темою "Magnetic confinement"

Сортувати за: Порядок: Результатів:

  • Confinement physics of helical plasmas versus tokamaks 
    Yamazaki, K.; Kikuchi, M. (Вопросы атомной науки и техники, 2002)
    The comparative studies of plasma confinement properties of helical and tokamak systems are carried out. Global core confinement scaling laws of both systems are similar and gyro-Bohm-like. However, local transport process ...
  • Creation, accumulation and confinement of non-neutral plasmas in stellarator magnetic configuration 
    Volkov, Е.D.; Petrushenya, A.A.; Tarasov, I.K.; Batrakov, A.B.; Lonin, Yu.F.; Rudnev, N.I. (Вопросы атомной науки и техники, 2005)
    The experiments on creation, accumulation and confinement of non-neutral plasma in stellarator system are performed in Institute of Plasma Physics, NSC KIPT. The main goals of these studies are to investigate the behavior ...
  • Density and potential fluctuations in the edge plasma of the Uragan-3m torsatron 
    Sorokovoy, E.L.; Chechkin, V.V.; Grigor’eva, L.I.; Chechkin, A.V.; Gonchar, V.Yu.; Volkov, E.D.; Nazarov, N.I.; Tsybenko, S.A.; Lozin, A.V.; Litvinov, A.P.; Kulaga, A.Ye.; Mironov, Yu.K.; Romanov, V.S.; Masuzaki, S.; Yamazaki, K. (Вопросы атомной науки и техники, 2002)
    Ion saturation current and floating potential fluctuations are recorded by movable array of 4 Langmuir probes near the boundary of the confinement region in the l = 3/m = 9 Uragan-3M torsatron with an RF produced and ...
  • Design and application of glow discharge cleaning at Uragan-2M stellarator 
    Kovtun, Yu.V.; Moiseenko, V.E.; Maznichenko, S.M.; Lozin, A.V.; Korovin, V.B.; Kramskoy, E.D.; Siusko, Y.V.; Kozulya, M.M.; Krasiuk, A.Yu.; Listopad, V.M.; Baron, D.I. (Вопросы атомной науки и техники, 2021)
    For the Uragan-2M stellarator, a glow discharge cleaning (GDC) system is developed. An overview of the GDC system design is presented. The first experimental studies of GDC in an argon atmosphere have been carried out. The ...
  • Development of 2D discharge initiation model in tokamaks 
    Azizov, E.A.; Barkalov, A.D.; Gladush, G.G.; Khayrutdinov, R.R. (Вопросы атомной науки и техники, 2005)
    In this paper the increase of the region of the avalanche breakdown was taken into account while considering of the breakdown voltage as the function of gas pressure. The plasma column form is determined from the 2D ...
  • Development of a conception of the stellarator based on torsatron and modular systems 
    Georgiyevskiy, A.V.; Rudakov, V.A.; Tolok, V.T. (Вопросы атомной науки и техники, 2003)
    The paper presents the historical review of the stellarator conception development on the example of thermonuclear research at the Kharkov Institute of Physics and Technology. The given material covers a period from the ...
  • Discharge instability at early stage of plasma column formation in tokamaks 
    Azizov, E.A.; Barkalov, A.D.; Gladush, G.G.; Khayrutdinov, R.R. (Вопросы атомной науки и техники, 2003)
    In our paper we study the breakdown physics and current rump in tokamaks in wide range of parameters in 0D model. It is shown that the current-voltage curves has the S-shape. If the loop voltage is greater than critical ...
  • Discharge scenario for T-15m tokamak design project 
    Dnestrovskij, Yu.N.; Leonov, V.M.; Notkin, G.E.; Khvostenko, P.P.; Savrukhin, P.V.; Trubnikov, A.S.; Tsaun, S.V.; Filatov, O.G.; Vasilev, V.I.; Mineev, A.B.; Muratov, V.P.; Khayrutdinov, R.R.; Sychugov, D.Yu.; Voznesenskij, V.A.; Gasilov, N.A. (Вопросы атомной науки и техники, 2000)
  • Discrimination between magnetic shear and toroidal electric field effects in TJ-II plasmas 
    López-Bruna, D.; Romero, J. A.; Castejón, F.; Estrada, T.; Ascasíbar, E. (Вопросы атомной науки и техники, 2002)
    The response of TJ-II plasmas to an induced toroidal electric field, Eǿ , was studied in past experiments with the aid of Ohmic inducted current. It was found that positive induced plasma current, Ip, degrades the confinement ...
  • Distribution functions of secondary runaway electrons 
    Pankratov, I.M. (Вопросы атомной науки и техники, 2000)
    The review of different shapes of runaway electron secondary generation distribution functions are presented. Conditions which lead to different shapes of these functions are considered.
  • Distribution of 0.2…4.5 keV plasma ions in set of U-2M discharges 
    Slavnyj, A.S.; Pavlichenko, R.O.; Shapoval, A.N.; Makhov, M.N.; Dreval, M.B. (Вопросы атомной науки и техники, 2021)
    Charge exchange (CX) neutral fluxes were measured by neutral particle analyzer (NPA) in plasma discharges sustained by the W7-X-like radio frequency (RF) antenna in the Uragan-2M (U-2M) stellarator. CX fluxes in pure ...
  • Divertor flow and particle loss behaviors in spontaneous change of confinement state in the URAGAN-3M torsatron 
    Chechkin, V.V.; Sorokovoy, E.L.; Grigor’eva, L.I.; Slavnyj, A.S.; Sorokovoy, Ye.L.; Volkov, E.D.; Nazarov, N.I.; Burchenko, P.Ya.; Tsybenko, S.A.; Lozin, A.V.; Kulaga, A.Ye.; Litvinov, A.P.; Mironov, Yu.K.; Romanov, V.S.; Masuzaki, S.; Yamazaki, K. (Вопросы атомной науки и техники, 2005)
    Under conditions of spontaneous change of plasma confinement state having been observed recently in the U-3M torsatron with a natural helical divertor, it is shown that at the initial phase of this change all the components ...
  • Dynamics of the edge transport barrier at plasma biasing on the CASTOR tokamak 
    Stockel, J.; Spolaore, M.; Peleman, P.; Brotankova, J.; Horacek, J.; Dejarnac, R.; Devynck, P.; Duran, I.; Gunn, J.P.; Hron, M.; Kocan, M.; Martines, E.; Panek, R.; Sharma, A.; Van Oost, G. (Вопросы атомной науки и техники, 2006)
    A clear and reproducible transition to a regime with an improved particle confinement is routinely observed on the CASTOR tokamak, if the biasing electrode is inserted deep enough into the plasma (r/a ~ 0.5) and biased ...
  • ECR heating on the WEGA stellarator 
    Podoba, Y.; Horvath, K.; Laqua, H.P.; Lingertat, J.; Otte, M.; Wagner, F.; Holzhauer, E. (Вопросы атомной науки и техники, 2005)
    The plasma in the WEGA stellarator is generated and heated by Electron Cyclotron Resonance Heating (ECRH). The microwave is emitted from the low field side mid-plane with power of up to 6+20 kW and with a frequency of ...
  • Edge magnetic island excitation in the U-2M torsatron 
    Kotenko, V.G.; Moiseenko, V.E. (Вопросы атомной науки и техники, 2016)
    In the article, via numerical calculations a possibility of magnetic island structure excitation on the edge of closed magnetic surface configuration in a torsatron with the additional toroidal magnetic field coils is ...
  • Effect of AC electric field with the changeable in time frequency on trapped particles 
    Antufuev, A.Yu.; Shishkin, A.A. (Вопросы атомной науки и техники, 2002)
    The effect of alternating electric field on the particle detrapping in two kinds of magnetic configurations with different || modulation is considered here.
  • Effect of magnetic islands on the impurity flows in NCSX geometry 
    Shishkin, A.; Mynick, H. (Вопросы атомной науки и техники, 2005)
    A new physics idea to protect a plasma from impurity ions with the use of magnetic islands can be examined on the new National Compact Stellarator Experiment device (NCSX), which is under construction at Princeton Plasma ...
  • Effect of the lower hybrid heating on the confinement of high energy ions in stellarators 
    Grekov, D.L.; Smirnova, M.S. (Вопросы атомной науки и техники, 2002)
    In a stellarator-type device, the effect of the lower hybrid (LH) heating on the ion confinement is investigated. For this purpose, the motion of high energy ions is simulated numerically in the Large Helical Device, as ...
  • Effect of the resonance phenomena on high energetic particle losses in closed magnetic trap with the rotational transform of the magnetic field 
    Moskvitina, Yu.K.; Shishkin, A.A. (Вопросы атомной науки и техники, 2008)
    The mechanism of controlled resonant particle transport in the closed magnetic traps is studied. The resonance condition of the particle-magnetic field interaction is presented. The dependence of the resonance radial ...
  • Effect of toroidal magnetic field ripple value on the l=1, m=1 Yamator magnetic surfaces 
    Kotenko, V.G.; Lesnyakov, G.G.; Romanov, S.S. (Вопросы атомной науки и техники, 2019)
    To form a ripple toroidal magnetic field, the calculated l=1, m=1 Yamator model is equipped with N=16 toroidal magnetic field coils of ac radius. In order to study the effect of toroidal magnetic field ripple value δ on ...