Neutral AtomSingly Ionized Atom
Finding listPeriodic TableAtomic DataStrong LinesNeutral Atom Persistent Lines Neutral Atom Energy LevelsSingly Ionized Persistent LinesSingly Ionized Energy LevelsReferences

Persistent Lines of Singly Ionized Neptunium ( Np II )

 Int Wavelength    Aki       Energy            Line   Aki
        (Å)     (108s-1)     Levels (cm-1)     Ref.   Ref.

 
1000  5380.98             5451.830- 24030.585 FTBC76