TITLE

Effect of the sample volume splitting in heavy ion-beam probing (HIBP) for spherical tokamaks (by the example of HIBP for mega ampere spherical tokamak)

AUTHOR(S)
Melnikov, A.V.; Melnikov, A. V.; Perfilov, S.V.; Perfilov, S. V.
PUB. DATE
February 1999
SOURCE
Review of Scientific Instruments;Feb1999, Vol. 70 Issue 2, p1402
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
Proposes the heavy ion-beam probing (HIBP) project for the mega ampere spherical tokamak to establish systematic research of the radial electric field as an idea to investigate both the reactor-related physics and basic plasma physics. HIBP optimization; Types of probing trajectories; Crossover of the secondaries; Optimal detector grid.
ACCESSION #
1848492

 

Related Articles

  • Heavy ion beam probe systems for tight aspect ratio toKamaKs Melnikov, A. V.; Zimeleva, L. G.; Krupnik, L. I.; Nedzelskij, I. S.; Trofimenko, Y. V.; Minaev, V. B. // Review of Scientific Instruments;Jan1997, Vol. 68 Issue 1, p316 

    Discusses the specific features of the application of heavy ion beam probe systems to tight aspect ratio tokamaks. Brief description of the observed tokamaks from the viewpoint of the probing beam pass; Optimization procedure; Three-dimensional case.

  • A study for the installation of the TEXT heavy-ion beam probe on DIII-D Edmonds, P. H.; Solano, E. R.; Bravenec, R. V.; Wootton, A. J.; Schoch, P.M.; Crowley, T. P.; Hickok, R. L.; West, W. P.; Leuer, J.; Anderson, P. // Review of Scientific Instruments;Jan1997, Vol. 68 Issue 1, p320 

    Discusses the results of an assessment of the feasibility of installing the TEXT 2 MeV heavy-ion beam probe (HIBP) on the DIII-D tokamak. Background information on the HIBP diagnostic; Expected diagnostic performance; Design procedure; Key design issues.

  • Heavy ion beam probe diagnostics on TJ-1 tokamak and the measurements of the plasma potential and density profiles Bondarenko, I. S.; Khrebtov, S. M.; Krupnik, L. I.; Nedzelskij, I. S.; Gordeev, O. A.; Kharchev, N K.; Melnikov, A, V.; Tarasyan, K. N.; Zimeleva, L. G.; Hidalgo, C.; Garcia-Codes, I. // Review of Scientific Instruments;Jan1997, Vol. 68 Issue 1, p312 

    Describes the application of the heavy ion beam probe (HIBP) diagnostics to the investigation of the plasma density and potential in the TJ-1 tokamak. Analyzer characteristics, calibration procedures and analysis of the plasma potential data; Plasma density.

  • TEXT heavy ion beam probe system. Schoch, P. M.; Forster, J. C.; Jennings, W. C.; Hickok, R. L. // Review of Scientific Instruments;Aug1986, Vol. 57 Issue 8, p1825 

    A good signal-to-noise ratio has been obtained during initial operation of the 500-kev TEXT heavy ion beam probe. A number of problems were identified during the start up phase and they have been or are being corrected. Present sensitivity for detecting changes in the space potential is 50 V,...

  • Heavy ion beam probe diagnostic systems for stellarators. Carnevali, A.; Misium, J. R.; Lewis, J. F.; Connor, K. A. // Review of Scientific Instruments;Aug1986, Vol. 57 Issue 8, p1822 

    A heavy ion beam probe diagnostic is planned for ATF. The most significant device characteristics affecting the implementation of such a system on this complex magnetic geometry not encountered on tokamaks are the large toroidal separation (15°) of vertical and horizontal ports and...

  • Heavy-ion beam probe diagnostic systems (invited). Schoch, P. M.; Carnevali, A.; Conner, K. A.; Crowley, T. P.; Forster, J. C.; Hickok, R. L.; Lewis, J. F.; Schatz, J. G.; Hallock, G. A. // Review of Scientific Instruments;Aug1988, Vol. 59 Issue 8, p1646 

    Heavy-ion beam probing generally consists of passing a beam of 1[sup +] ions through a plasma imbedded in a magnetic field. Secondary ions with higher ionization levels are produced by ionizing collisions with the plasma electrons. Detection of the secondary ions with a smallaperture...

  • Calibration of the heavy ion beam probe parallel plate analyzer using the gas target and reference beam Melnikov, A. V.; Kharchev, N. K.; Eliseev, L. G.; Bondarenko, I. S.; Krupnik, L. I.; Khrebtov, S. M.; Nedzelskij, I. S.; Trofimenko, Yu. V. // Review of Scientific Instruments;Jan1997, Vol. 68 Issue 1, p308 

    Develops a procedure of fast calibration of the heavy ion beam probe parallel plate analyzer using the gas target and reference beam. Test facility in vitro calibration; Gas target in situ calibration; Nonideal effects in calibration.

  • Heavy ion beam probe diagnostic system on JFT-2M. Ido, T.; Hamada, Y.; Nishizawa, A.; Kawasumi, Y.; Miura, Y.; Kamiya, K. // Review of Scientific Instruments;Jan1999, Vol. 70 Issue 1, p955 

    Describes the installation of a heavy ion beam probe on JFT-2M tokamak. Use of two sets of poloidal and toroidal sweepers; Measurement of the plasma potential profile from the edge to the core of the plasma; Significance of calibrating the required voltages on the sweeper electrodes for...

  • Sweep system design for a heavy ion beam probe on Madison Symmetric Torus. Lei, J.; Crowley, T.P.; Shah, U.; Schoch, P.M.; Connor, K.A.; Schatz, J. // Review of Scientific Instruments;Jan1999, Vol. 70 Issue 1, p967 

    Describes the sweep system for the heavy ion beam probe on the Madison Symmetric Torus. Two components of the system; Key issued in the sweep system design; Active trajectory control; Plasma/ultraviolet loading effects and mitigation techniques.

Share

Read the Article

Courtesy of THE LIBRARY OF VIRGINIA

Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics