Intensity ratios of Brackett to Balmer lines of hydrogen in gaseous nebulae
Open Access
- 1 September 1977
- journal article
- Published by Oxford University Press (OUP) in Monthly Notices of the Royal Astronomical Society
- Vol. 180 (1) , 57P-59P
- https://doi.org/10.1093/mnras/180.1.57p
Abstract
Brackett lines, due to transitions n → 4 in hydrogen recombination spectra, have recently been observed. The intensity ratios I(n → 4)/I(n → 2), required for the interpretation of the observations, are tabulated for a wide range of temperatures and densities.Keywords
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