Excessive broadening of hydrogen Balmer lines for discharge-surface interaction monitoring

Konjevic, N.; Majstorovic, G. Lj.; Sˇisˇovic, N. M.
June 2005
Applied Physics Letters;6/20/2005, Vol. 86 Issue 25, p251502
Academic Journal
A comparative study of the hydrogen Hα line shapes in titanium and stainless steel hollow cathode discharges, run with hydrogen or argon–hydrogen mixture illustrates the possibility of using the excessively broadened part of line profile for heavy particle-cathode surface interaction monitoring.


Related Articles

  • Two-dimensional simulation of a low-current dielectric barrier discharge in atmospheric helium. Yuan Tao Zhang; De Zhen Wang; Kong, Michael G. // Journal of Applied Physics;12/1/2005, Vol. 98 Issue 11, p113308 

    A two-dimensional computational study is presented to unravel radial structure of a dielectric barrier discharge in atmospheric helium when the gas voltage exceeds slightly the breakdown voltage and the discharge current is low to retain a repetitive dynamic pattern of one discharge event every...

  • Simulation study on the correlation between morphology and electrical breakdown in polyethylene. Kai Wu; Okamoto, Tatsuki; Suzuoki, Yasuo // Journal of Applied Physics;12/1/2005, Vol. 98 Issue 11, p114102 

    On the basis of the percolation model for electrical breakdown, a theoretical approach was proposed to investigate the correlation between morphology and breakdown strength. By introducing the void sites in the percolation model, it is indicated that tiny nanovoids (below several nm) acting as...

  • Surface discharge related properties of fiberglass reinforced plastic insulator for use in neutral beam injector of JT-60U. Yamano, Y.; Takahashi, M.; Kobayashi, S.; Hanada, M.; Ikeda, Y. // Review of Scientific Instruments;Feb2008, Vol. 79 Issue 2, p02A524 

    Neutral beam injection (NBI) used for JT-60U is required to generate negative ions of 500 keV energies. To produce such high-energy ions, three-stage electrostatic accelerators consisting of three insulator rings made of fiberglass reinforced plastic (FRP) are applied. The surface discharges...

  • Influence of the operating regimes of a plasmachemical reactor on the efficiency of conversion of ethanol. Zhdanok, S.; Krauklis, A.; Suvorov, A.; Samtsov, P.; Borisevich, K. // Journal of Engineering Physics & Thermophysics;Nov2006, Vol. 79 Issue 6, p1055 

    The results of experimental investigations on optimization of the process of conversion of ethanol in a high-voltage atmospheric-pressure discharge have been presented. The influence of the structural features of the reactor on the yield and energy cost of conversion products has been...

  • Ozone Formation in a High-Current Streamer Electric Discharge in Air Containing Water and Hydrocarbon Vapors. Piskarev, I. M.; Ermakov, D. I.; Selemir, V. D.; Ivanovskii, A. V.; Spirov, G. M.; Shlepkin, S. I. // High Energy Chemistry;Mar/Apr2004, Vol. 38 Issue 2, p129 

    This article focuses on a study related to ozone formation in a high-current streamer electric discharge in air containing water and hydrocarbon vapors. Dielectric barrier discharge excited by a high-voltage nanosecond pulse with a high current amplitude has not been studied in sufficient...

  • discharge tube.  // Hutchinson Dictionary of Scientific Biography;2005, p1 

    Device containing (usually two) electrodes and a vacuum or gas at low pressure; a (high) voltage applied to the electrodes causes an electric discharge to take place between them. A gas-filled tube (such as a neon tube) may emit visible light and other forms of radiation.

  • To the Readers. Alfimov, Mikhail V. // High Energy Chemistry;Jan/Feb2004, Vol. 38 Issue 1, p1 

    The article informs that in January of this year, two journals, "High Energy Chemistry" and "Journal of Theoretical and Applied Photography" published by the Russian Academy of Sciences are going to be merged, and reorganized following the merger. Both journals were established in the...

  • A Multisite Electric-Discharge Diaphragm Generator of Shock Waves in a Liquid. Sankin, G.N.; Drozhzhin, A.P.; Lomanovich, K.A.; Teslenko, V.S. // Instruments & Experimental Techniques;Jul/Aug2004, Vol. 47 Issue 4, p525 

    The application of an electric discharge at numerous holes in a dielectric diaphragm for generating spherically focused shock waves in a salt solution is described. The design of the presented transducer makes the erosion of the electrodes impossible, since they are placed beyond the discharge...

  • Macroscopic Separation of Charges in a Pulsed Electric Discharge. Shabanov, G. D.; Sokolovskiĭ, B. Yu. // Plasma Physics Reports;Jun2005, Vol. 31 Issue 6, p512 

    The possibility of separating charges in an ordinary electric discharge was demonstrated. The luminous object formed after the end of the discharge was found to exist over a few hundred milliseconds, or six orders of magnitude longer than the lifetime of an ideal plasma of the same volume. It is...


Read the Article


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

Try another library?
Sign out of this library

Other Topics