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Electron density measurement in lightning from stark-broadening of Hα

1964; American Geophysical Union; Volume: 69; Issue: 24 Linguagem: Inglês

10.1029/jz069i024p05151

2156-2202

M. A. Uman, Richard E. Orville,

Mass Spectrometry Techniques and Applications

Journal of Geophysical Research (1896-1977)Volume 69, Issue 24 p. 5151-5154 Electron density measurement in lightning from stark-broadening of Hα Martin A. Uman, Martin A. UmanSearch for more papers by this authorRichard E. Orville, Richard E. OrvilleSearch for more papers by this author Martin A. Uman, Martin A. UmanSearch for more papers by this authorRichard E. Orville, Richard E. OrvilleSearch for more papers by this author First published: 15 December 1964 https://doi.org/10.1029/JZ069i024p05151Citations: 31AboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookTwitterLinkedInRedditWechat Abstract Electron densities between 1×1017 cm−3 and 5×1017 cm−3 are found for three lightning strokes by comparing the profiles of Stark-broadened Hα lines with theoretical profiles. The results are discussed and compared with electron density determinations made from line intensity measurements. References Berg, H. F., A. W. Ali, R. Lincke, H. R. Griem, Measurement of Stark profiles of neutral and ionized helium and hydrogen lines from shock-heated plasmas in electromagnetic T-tubes, Phys. Rev., 125, 199–206, 1962. Griem, H. R., A. C. Kolb, K. Y. Shen, Stark broadening of hydrogen lines in plasmaNRL Rept. 5455U.S. Naval Research Laboratory, Washington, D.C.4March, 1960. Kitayeva, V. F., N. N. Sobolev, On the broadening of hydrogen lines in the plasma of arc and shock tube, Proc. Intern. Conf. on Ionization Phenomena in Gases, 5th, Munich, 2, 1897–1905, North-Holland Publishing Company, Amsterdam, 1962. Mandelshtam, S., Excitation of the spectrum in a spark discharge, Spectrochim. Acta, 15, 255–272, 1959. Prueitt, M. L., Excitation temperature of lightning, J. Geophys. Res., 68, 803–811, 1963. Uman, M. A., The peak temperature of lightning, J. Atmospheric Terrest. Phys., 26, 123–128, 1964. Uman, M. A., R. E. Orville, L. E. Salanave, The density, pressure, and particle distribution in a lightning stroke near peak temperature, J. Atmospheric Sci., 21, 306–310, 1964a. Uman, M. A., R. E. Orville, L. E. Salanave, The mass density, pressure, and electron density in three lightning strokes near peak temperature, J. Geophys. Res., 6924, 1964b. Wiese, W. L., D. R. Paquette, J. E. Solanski, Profiles of Stark-broadened Balmer lines in a hydrogen plasma, Phys. Rev., 129, 1225–1232, 1963. Citing Literature Volume69, Issue2415 December 1964Pages 5151-5154 ReferencesRelatedInformation