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 Neutral Francium ( Fr I )

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

 
      4225.655               0.000- 23658.306 ABDJ90 
      4325.361               0.000- 23112.960 ABDJ90 
      7179.866               0.000- 13923.998 ABDJ90 
      8169.418               0.000- 12237.409 ABDJ90