Density, potential and magnetic turbulence measurements by a heavy ion beam probe in tokamak plasmas

Fusion Engineering and Design

Volumn 34-35, Issue , 1997, Pages 25-35

  Hamada, Y ^a  

^a NATIONAL INSTITUTE FOR FUSION SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

FLOW INTERACTIONS; ION BEAMS; MAGNETIC FIELD EFFECTS; PLASMA DENSITY; PLASMA PROBES; PLASMA TURBULENCE; TOKAMAK DEVICES;

FLUCTUATIONS;

PLASMA DIAGNOSTICS;

EID: 0031100190     PISSN: 09203796     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0920-3796(96)00674-6     Document Type: Article

References (26)

1. F.C. Jobes and R.L. Hickok, A direct measurement of plasma space potential, Nucl. Fusion 10 (1970) 195.
2. T.P. Crowley et al., Heavy ion beam probe wavenumber measurement from the TEXT tokamak edge, Nucl. Fusion 32 (1992) 1295.
3. D.W. Ross et al., Dispersion relation of density fluctuaations observed by the heavy ion beam probe in TEXT, Nucl. Fusion 31 (1991) 1355.
4. J.W. Heard et al., Broadband density fluctuation measurements using ion beam probe in the Texas experimental tokamak, Phys. Plasmas 2 (1995) 3360.
5. R.J. Fronck et al., Long-wavelength density turbulence in the TFTR tokamak, Phys. Rev. Lett. 70 (1993) 3736.
6. D.L. Brower, S.K. Peebles and N.C. Luhman, Jr., The spectrum, spatial distribution and scaling of microturbulence in the TEXT tokamak, Nucl. Fusion 27 (1987) 2055.
7. Y. Hamada et al., Proc. 15th Int. Conf. on Plasma Physics and Controlled Nuclear Fusion Research, Seville, 1994, vol. 1, IAEA, Vienna, 1995, p. 301.
8. Y. Hamada et al., Potential fluctuations and large coherent modes observed by a heavy ion beam probe in the JIPP T-IIU tokamak, in press.
9. Y. Hamada et al., Transition of fluctuation characteristics near the plasma boundary observed by a heavy ion beam probe in the JIPP T-IIU tokamak, in press.
10. H.Y.W. Tsui et al., Observation of a quasi-coherent mode in the Texas experimental tokamak, Phys. Fluids B 5 (1993) 1274.
11. J.C. Forster et al., Study of density and potential fluctuations in the TEXT tokamak with a heavy ion probe, Trans. Plasma Sci. 22 (1994) 359.
12. Y. Hamada et al., Proposal of a single sweep measurement of a potential profile in tokamak plasmas by high voltage heavy ion beam probe, J. Plasma Phys. Fusion Res. 69 (1993) 1050.
13. Y. Hamada et al., Measurement of profiles of the space potential in JIPP T-IIU tokamak plasmas by slow poloidal and fast poloidal sweeps of a heavy ion beam, Plasma Phys. Controlled Fusion 36 (1994) 1743.
14. Y. Hamada et al., Improvement of a 500 keV heavy-ion-beam probe for JIPP T-IIU tokamak, Rev. Sci. Instrum. 66 (1995) 321.
15. K. Toi et al., Proc. 14th Int. Conf. on Plasma Physics and Controlled Nuclear Fusion Research, Wurzburg, 1992, vol. 1, IAEA, Vienna, 1993, p. 301.
16. P.M. Schoch et al., TEXT heavy ion beam probe, Rev. Sci. Instrum. 57 (1986) 1825.
17. T.S. Green and G.A. Proca, A parallel plate electrostatic spectrograph, Rev. Sci. Instrum. 41 (1970) 1409.
18. Y. Hamada et al., Shaped electrode system for high voltage parallel plate analyzer. Rev. Sci. Instrum. 63 (1992) 4446.
19. Y. Hamada et al., Mesh effect in a parallel-plate analyzer, Rev. Sci. Instrum. 65 (1994) 1606.
20. J.W. Heard et al., A path integral effects in heavy ion beam probe density measurements, Rev. Sci. Instrum. 64 (1993) 1001.
21. A. Fujisawa et al., Active control of beam trajectories for heavy ion beam probe on helical magnetic configurations, Rev. Sci. Instrum. 63 (1992) 3694 (and also in this conference).
22. J.J. Zielinski, S.C. Aceto et al., In situ analyzer calibration methods for heavy ion beam probes installed in stellarator-like devices, Rev. Sci. Instrum. 63 (1992) 4574.
23. Y. Hamada et al., Calibration of a heavy ion beam probe in JIPP T-IIU tokamak by gas puffing, in press.
24. M. Endler et al., Experimental and theoretical investigation of density and potential fluctuations in the scrape-off layer of ASDEX, Proc. 20th Euro. Conf. on Controlled Fusion and Plasma Physics, Lisboa, 1993, Vol. 1, p. 301.
25. A.V. Filippas et al., Conditional analysis of floating potential fluctuations at the edge of the TEXT experimental tokamak upgrade (TEXT-U), Phys. Plasmas 2 (1995) 839.
26. B.Z. Zhang et al., Investigation of the HIBP toroidal beam motion as a method for measuring broadband magnetic fluctuation. Proc. US-Japan Workshop on Technical Issues in the Application of a Heavy Ion Beam Probes, Troy, NY, 1993.