Carbon Cathode Spot Plasma Flux Distributions in Low Pressures of Hydrogen: Some Evidence for the c++H2→CH++H Reaction

IEEE Transactions on Plasma Science

Volumn 20, Issue 6, 1992, Pages 1053-1059

  Meunier, Jean Luc ^a   de Azevedo, Mario Douyon ^a  

^a MCGILL UNIVERSITY   (Canada)

Author keywords

C+ H2 reaction; cathode spot; diamondlike films; electrode; erosion; ion beam; Vacuum arc

Indexed keywords

CATHODES; ELECTRIC CURRENT COLLECTION; ELECTRIC CURRENT MEASUREMENT; EROSION; PLASMA COLLISION PROCESSES; PLASMA SOURCES; SHOCK WAVES; VACUUM APPLICATIONS; WAVE PROPAGATION;

ANGULAR CURRENT DISTRIBUTION; CARBON CATHODE MATERIAL LOSSES; CATHODE PLASMA FLUX DISTRIBUTION; EXPANDING CATHODIC ARC PLASMAS; INDUCED WALL CURRENTS; LOW PRESSURE ELECTRIC ARCS; LOW PRESSURE HYDROGEN GAS; SHOCK WAVE PROPAGATION;

ELECTRIC ARCS;

EID: 0026964049     PISSN: 00933813     EISSN: 19399375     Source Type: Journal    
DOI: 10.1109/27.199572     Document Type: Article

References (17)

1. C. W. Kimblin, “Cathode spot erosion phenomena in the transition from vacuum to atmospheric pressure arcs,” J. Appl. Phys., vol. 45, no. 12, pp. 5235–5244, 1974.
2. 6 from vacuum to atmospheric pressure,” IEEE Trans. Plasma Sci., vol. 15, no. 5, pp. 515–519, 1987.
3. J.-L. Meunier, “Pressure limits for the vacuum arc deposition technique,” IEEE Trans. Plasma Sci., vol. 18, pp. 904-910, Dec. 1990.
4. A. A. Plyutto, V. N. Ryzhkov, and A. T. Kapin, “High speed streams in vacuum arcs,” Soviet Phys. JETP, vol. 20, no. 2, pp. 328–337, Feb. 1965.
5. D. T. Tuma, C. L. Chen, and D. K. Davies, “Erosion products from the cathode spot region of a copper vacuum arc,” J. Appl. Phys., vol. 49, no. 7, pp. 3821–3831, 1978.
6. J. E. Daalder and P. G. E. Wielders, “Angular distribution of charged and neutral species in vacuum arcs,” in Proc. 12th Int. Conf. Phen. Ionized Gases (Eindhoven, Netherlands), part 1, 1975, p. 232; see also J. E. Daalder, “Cathode erosion of metal vapor arcs in vacuum,” Ph.D. thesis, Eindhoven, 1978.
7. M. G. Drouet, “Expansion in vacuum of the cathodic arc plasma on both sides of the cathode plane,” in Proc. 15th Int. Conf. Phen. in Ionized Gases (Minsk), 1981, p. 481.
8. C. W. Kimblin, “Erosion and ionization in the cathode spot regions of vacuum arcs,” J. Appl. Phys., vol. 44, no. 7, pp. 3074-3081, July 1973.
9. 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, no. 5, pp. 2212-2221 1969.
10. B. Juttner, “Characterization of the cathode spot,” IEEE Trans. Plasma Sci., vol. 15, no. 5, pp. 474–480, 1987.
11. J. Kutzner and H. C. Miller, “Ion flux from the cathode region of a vacuum arc,” IEEE Trans. Plasma Sci., vol. 17, pp. 688–694, 1989.
12. P. R. Emtage, “Interaction of the cathode spot with low pressures of ambient gas,” J. Appl. Phys., vol. 46, no. 9, pp. 3809–3816, 1975.
13. W. B. H. Maier II, “Atom transfer in endothermic ion-molecule reactions,” J. Chem. Phys., vol. 46, pp. 4991–4992, 1967.
14. + with molecular hydrogen,” J. Chem. Phys., vol. 56, no. 2, pp. 1003–1004, 1972.
15. + + H,” J. Chem. Phys., vol. 80, pp. 2978–2980, 1984.
16. 2 at temperatures characteristic of ambient and shocked diffuse interstellar clouds,” Astrophysical J., vol. 287, pp. 676–680, Dec. 1984.
17. T. P. Hughes, Plasmas and Laser Light. London: Adam Hilger Ltd., 1975, p. 211.