| Reference Label | Details |
|---|---|
| note unc | The quoted uncertainty appeared to correspond to one std dev. and was multiplied by 2 to come closer to the desired 95% confidence limit |
| Biemont 1999 | E. Biémont, Y. Frémat, and P. Quinet, At. Data Nucl. Data Tables 71, 117-146 (1999) Ionization Potentials of Atoms and Ions from Lithium to Tin (Z = 50) |