Measurement of the Tungsten Ion Concentration After Forced Extinction of a Vacuum Arc

IEEE Transactions on Plasma Science

Volumn 17, Issue 5, 1989, Pages 672-675

  Lins, Gunter ^a  

^a SIEMENS AG   (Germany)

Author keywords

[No Author keywords available]

Indexed keywords

ATOMS; FLUORESCENCE--LASER APPLICATIONS; TUNGSTEN AND ALLOYS--IONIZATION;

BUTT CONTACTS; FORCED EXTINCTION; NEUTRAL TUNGSTEN ATOMS;

ELECTRIC ARCS;

EID: 0024749830     PISSN: 00933813     EISSN: 19399375     Source Type: Journal    
DOI: 10.1109/27.41179     Document Type: Article

References (15)

1. J. A. Rich and G. A. Farrall, “Vacuum arc recovery phenomena,” Proc. IEEE, vol. 52, pp. 1293–1301, 1964.
2. J. E. Jenkins, J. C. Sherman, R. Webster, and R. Holmes, “Measurement of the neutral vapor density decay following the extinction of a high-current vacuum arc between copper electrodes,” J. Phys. D.: Appl. Phys., vol. 8, pp. 1139-1143, 1975.
3. G. Lins, “Measurement of the neutral copper vapor density around current zero of a 500-A vacuum arc using laser-induced fluorescence,” IEEE Trans. Plasma Sci., vol. PS-13, pp. 577–581, 1985.
4. B. Gellert, E. Schade, and E. Dullni, “Measurement of particles and vapour-density after high-current vacuum arcs by laser techniques,” IEEE Trans. Plasma Sci., vol. PS-15, pp. 545–551, 1987.
5. G. Lins, I. Paulus, and F. Pohl, “Neutral copper vapor density and dielectric recovery after forced extinction of vacuum arcs,” IEEE Trans. Plasma Sci., this issue, pp. 676–678.
6. E. Dullni, E. Schade, and B. Gellert, “Dielectric recovery of vacuum arcs after strong anode spot activity,” IEEE Trans. Plasma Sci., vol. PS-15, 538–544, 1987.
7. R. Smeets, “Low-current behavior and current chopping of vacuum arcs,” Ph.D. thesis, Tech. Univ. of Eindhoven, Eindhoven, The Netherlands, 1987.
8. H. C. Meng and H.-J. Kunze, “Investigation of the diffusion of impurity atoms in plasmas by laser fluorescence,” Phys. Fluids, vol. 22, pp. 1082–1088, 1979.
9. H. U. Obbarius and M. Kock, “Oscillator strengths of neutral and singly ionized tungsten,” J. Phys. B: Atmos. Mol. Phys., vol. 15. 527–534:, 1982.
10. E. A. Den Hartog, D. W. Duquette, and J. E. Lawler, “Absolute transition probabilities in Ta I and W I,” J. Opt. Soc. Amer. B., vol. 4, pp. 48–63, 1987.
11. J. G. Andrews and R. H. Varey, “Sheath growth in a low pressure plasma,” Phys. Fluids, vol. 14, pp. 339–343, 1971.
12. G. A. Farrall, “Current zero phenomena,” in V acuum Arcs, Theory and Application, J. M. Lafferty, Ed. New York: Wiley, 1980, pp. 184–227.
13. W. D. Davis and H. C. Miller, “Analysis of the electrode products emitted by dc arcs in a vacuum ambient,” J. Appl. Phys., vol. 40, pp. 2212–2221, 1969.
14. J. E. Daalder, “Components of cathode erosion in vacuum arcs,” J. Phys. D: Appl. Phys., vol. 9, pp. 2379–2395, 1976.
15. C. E. Moore, An Untraviolet Multiplet Table, Nat. Bureau of Standards, Washington, DC, NBS Circular 488, 1962, secs. 3–5.