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References and Notes for Calcium ( Ca )


      ER56      B. Edlén and P. Risberg, Ark. Fys. 10, 553 (1956). 

      FW96      J. R. Fuhr and W. L. Wiese, NIST Atomic Transition Probability Tables, CRC Handbook of Chemistry & Physics, 77th Edition, D. R. Lide, Ed., CRC Press, Inc., Boca Raton, FL (1996). 

      L99       U. Litzén, unpublished wavenumber determinations (1999), as quoted in [M03]. The uncertainty of the Ca II 4p 2P° levels is 0.002 cm-1.

      M03       D. C. Morton, Astrophys. J. Suppl. Ser. 149, 205 (2003). 

      R68       G. Risberg, Ark. Fys. 37, 231 (1968). 

      SC85      J. Sugar and C. Corliss, J. Phys. Chem. Ref. Data 14, Suppl. 2 (1985). We have increased the values of the two-place Ca II excited levels, as well as the ionization energy, by 0.01 cm-1 in accordance with the new values of the 4p 2P° levels [L99].