Abstract
The Cli line λ 8375.943 (4s 4P5/2 − 4p 4D∘7/2) is identified in the solar spectrum. This is the first identification of a chlorine line in solar spectrum. The measured equivalent width (W λ = 0.8 mÅ) corresponds to an abundance log N(Cl) = 5.65 on the scale log N(H) = 12.00.
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Lambert, D.L., Mallia, E.A. The abundance of chlorine in the Sun. Sol Phys 5, 181–186 (1968). https://doi.org/10.1007/BF00147964
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DOI: https://doi.org/10.1007/BF00147964