Перегляд за темою "Plasma diagnostics"

Сортувати за: Порядок: Результатів:

  • 50 years of hot plasma diagnostic with heavy ion beam probing (HIBP) at the Kharkov institute of physics and technology 
    Krupnik, L.I. (Вопросы атомной науки и техники, 2021)
    An overview describes the evolution of HIBP diagnostics from the origins till today. The progress in the beam technology is presented by examples of HIBPs in tokamaks and stellarators. At the beginning, HIBP provided ...
  • 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 ...
  • An application of microwaves refraction for inhomogeneous plasma diagnostic 
    Siusko, Y.V.; Kovtun, Yu.V. (Вопросы атомной науки и техники, 2021)
    A brief review of the main microwave diagnostics methods of inhomogeneous plasma based on the refraction of microwaves is given. These methods make it possible to determine the plasma density distribution, the magnetic ...
  • A new control unit for probing ion beam forming in HIBP diagnostic systems 
    Zhezhera, A.I.; Chmyga, A.A.; Deshko, G.N.; Kozachek, A.S.; Komarov, A.D.; Krupnik, L.I.; Khrebtov, S.M. (Вопросы атомной науки и техники, 2016)
    This paper describes the new version of electronic control unit for ion beam forming in the Heavy Ion Beam Probing (HIBP) diagnostics. This improved unit was developed, manufactured, installed and tested on HIBP system for ...
  • 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 ...
  • Application of magnetic diagnostics to determine basic energy characteristics of plasma 
    Pashnev, V.K. (Вопросы атомной науки и техники, 2008)
    Method of determination of plasma parameters and magnetic configuration of toroidal magnetic traps according to measurement results of magnetic fields of plasma currents out of volume of plasma confinement is implied now ...
  • Application of threshold detectors for increasing of the contrast in X-ray images 
    Sotnikov, V.V.; Voronko, V.A.; Shchagin, A.V.; Sanin, V.M. (Вопросы атомной науки и техники, 2005)
    Efficiency in the use of detectors with threshold energy discrimination of radiation (“threshold detectors”) for improvement of contrast in X-ray images in quasimonochromatic X-rays is considered. The threshold detectors ...
  • A simple method of poloidal rotation velocity measurement in toroidal plasmas via microwave reflectometry 
    Pavlichenko, O.S.; Skibenko, A.I.; Fomin, I.P.; Pinos, I.B.; Ocheretenko, V.L.; Berezhniy, V.L. (Вопросы атомной науки и техники, 2000)
    Results of experiment modeling backscattering of microwaves from rotating plasma layer perturbed by fluctuations are presented. It was shown that auto- and crosscorelation of reflected power have a periodicity equal to ...
  • 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.
  • Beam injection systems for the HIBP plasma diagnostics of the IPP NSC “Kharkov Institute of Physics and Technology” 
    Bondarenko, I.S.; Chmyga, A.A.; Deshko, G.N.; Dreval, N.B.; Khrebtov, S.M.; Komarov, A.D.; Kozachek, A.S.; Krupnik, L.I.; Nedzelskiy, I.S. (Вопросы атомной науки и техники, 2002)
  • 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 ...
  • Comments on recent studies of high-temperature plasmas at the NCBJ in Poland 
    Sadowski, M.J.; Żebrowski, J. (Вопросы атомной науки и техники, 2016)
    This invited lecture presents comments on the most important results of high-temperature plasma studies which have been carried out at the NCBJ, Poland, since the ICPPCF-2014. The main scientific tasks concerned studies ...
  • Compact corrugatеd horn antenna initial design for microwave diagnostics in Uragan-2M stellarator 
    Pavlichenko, R.O.; Pavlichenko, N.I. (Problems of Atomic Science and Technology, 2023)
    In this paper, a well-known design procedure is proposed for the design of wideband constant-beam width conical corrugated horn antennas, with minimum design and construction complexity. The inputs to the procedure are the ...
  • Computer supported interferogam evaluation 
    Olejnicwek, J.; Pichal, J.; Blazek, J.; Spatenka, P. (Вопросы атомной науки и техники, 2005)
    Paper presents a method of phase shift calculation and interpretation of complicated interferograms taken in the cylindrically symmetrical medium. Method is applicable for any finite–width interferogram, incl. those with ...
  • Correlation between time-resolved and integral mesurements of the soft X-ray emission in a plasma focus operated in argon 
    Eliseev, S.P.; Nikulin, V.Ya.; Silin, P.V. (Вопросы атомной науки и техники, 2008)
    The results of experiments received on the plasma focus (PF) device with energy stored equal 1.5-5 kJ are represented in this paper. Discharge integral photos were obtained with the help of the soft x-ray pinhole camera ...
  • Data acquisition system for “Uragan-2M“ 
    Gubarev, S.P.; Ermakov, E.B.; Opaleva, G.P.; Taran, V.S.; Tereshin, V.I.; Zolototrubova, M.I. (Вопросы атомной науки и техники, 2008)
    The work is focused on the data acquisition system for collecting of basic parameters of plasma in thermonuclear installation “Uragan-2M” in real time experiment. The “Uragan-2M” thermonuclear installation is electro-technical ...
  • Development of 6 MeV heavy ion beam probe for large helical device 
    Nishizawa, A.; Ido, T.; Hamada, Y.; Kato, S.; Kawsumi, Y.; Tsukada, K.; Asano, E.; Nishiura, M.; Shimizu, A. (Вопросы атомной науки и техники, 2005)
    6MeV heavy ion beam probe (HIBP) has been developed for the measurements of electrostatic potential and density and potential fluctuations in the Large Helical Device (LHD) plasma. The whole system has been constructed in ...
  • Development of diagnostic techniques for studies of pulsed plasma-ion streams 
    Skladnik-Sadowska, E.; Baranowski, J.; Czaus, K.; Sadowski, M.J.; Tsarenko, A. (Вопросы атомной науки и техники, 2000)
    The paper reports on development and application of different measuring techniques for time-integrated and time-resolved studies of pulsed plasma-ion streams emitted from Rod-Plasma-Injector (RPI) devices, Plasma-Focus ...
  • Development of light atomic injector for beam emission spectroscopy (BES) diagnostic of Uragan-2M torsatron 
    Komarov, O.D.; Krupnik, L.I.; Chmyga, O.O.; Deshko, G.M.; Dreval, M.B.; Klosovskiy, A.V.; Kozachok, O.S.; Khrebtov, S.M.; Maznichenko, S.M.; Volkov, V.A. (Вопросы атомной науки и техники, 2019)
    The improvement of the light atomic injector for beam emission spectroscopy (BES) diagnostic for Uragan-2M was held. The investigation was carried out with the energy of the sodium ion beam was 20…25 keV, the ion current ...