Persistent Lines of Singly Ionized Radium ( Ra II )

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

  150    2813.76                 13743.11       6d              2D      5/2   R34a   
                                 49272.31       5f              2F°     7/2
 
  500    3649.55                 21351.20       7p              2P°     1/2   R34a   
                                 48744.04       7d              2D      3/2
 
 1000    3814.42                     0.00       7s              2S      1/2   R34a   
                                 26208.86       7p              2P°     3/2
 
  500    4340.64                 26208.86       7p              2P°     3/2   R34a   
                                 49240.48       7d              2D      5/2
 
  150    4533.11                 21351.20       7p              2P°     1/2   R34a   
                                 43405.01       8s              2S      1/2
 
  500    4682.28                     0.00       7s              2S      1/2   R34a   
                                 21351.20       7p              2P°     1/2
 
  250    8019.70                 13743.11       6d              2D      5/2   R34a   
                                 26208.86       7p              2P°     3/2