Abstract
16 lines of Pr ii possibly present in the solar photospheric spectrum have been studied. When including hyperfine structure in synthetic calculations, investigations of 9 lines result in an abundance A Pr = 0.71 ± 0.08 in the log A H = 12.00 scale.
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Biémont, E., Grevesse, N. & Hauge, Ø. Solar abundance of praseodymium. Sol Phys 61, 17–22 (1979). https://doi.org/10.1007/BF00155442
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DOI: https://doi.org/10.1007/BF00155442