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Lanthanide
Actinide
Superactinide
Ion of Radium, Z=88, I.P.=42573.4 cm-1
References:
Armstrong J. et al. // J. Phys. B - 1980, Vol. 13, ¹ 5 - P. L 133 - L 138.
Bieron J. et al. // J. Phys. B - 2004 - Vol. 37, ¹ 17 - P. L 305- L 311.
Dzuba V. et al. // Phys. Rev. A - 2000 - Vol. 61, ¹ 6 - P. 062509; J. Phys. B - 2007 - Vol. 40, ¹ 2 - P.227-236.
Guest J. et al. // Phys. Rev. Lett. - 2007 - Vol. 98, ¹ 9 - P. 093001.
Electronic structure
Found 102 levels. [view]Found 92 transitions. [view]