Ion of Rutherfordium, Z=104, I.P.=48390 cm-1
References:
Dzuba V. et al. // Phys. Rev. A - 2014 - Vol. 90 - P. 012504.
Martin W., Sugar J. // Phys. Rev. A - 1996 - Vol. 53, ¹ 3 - P. 1911-1914; Phys. Rev. A - 2003 - Vol. 67, ¹ 3 - P. 32503.
Îãàíåñÿí Þ.Ö., Äìèòðèåâ Ñ.Í. // Óñïåõè õèìèè - 2009 - Ò. 78, ¹ 12 - Ñ. 1165-1176.