Persistent Lines of Neutral Plutonium ( Pu I )

Wavelength  Energy         Configuration          Term       J
   (Å)      Levels (cm-1)

 3753.628        0.000     5f67s2                 7F         0
             26633.288     5f67s7p                           1
  return
 
 3755.940     2203.606     5f67s2                 7F         1
             28820.548     5f67s7p                           0
  return
 
 3758.338    10238.473     5f67s2                 7F         6
             36838.42                                        6
  return
 
 3774.384     2203.606     5f67s2                 7F         1
             28690.480                                       1
  return
 
 3851.007        0.000     5f67s2                 7F         0
             25959.849     5f56d27s                          1
  return
 
 3878.540     2203.606     5f67s2                 7F         1
             27979.161     5f67s7p                           2
  return
 
 4206.481        0.000     5f67s2                 7F         0
             23766.139     5f57s7p                7D°        1
  return
 
 6304.661        0.000     5f67s2                 7F         0
             15856.888     5f5(6F°)6d7s2          7G°        1
  return
 
 6486.707     2203.606     5f67s2                 7F         1
             17615.482     5f5(6F°)6d7s2          7F°        2
  return
 
 6488.853        0.000     5f67s2                 7F         0
             15406.760     5f5(6H°)6d7s2          7G°        1
  return
 
 6887.710     6313.866     5f5(6H°)6d7s2          7K°        4
             20828.477     5f56d7s(8K°)7p         9L         4
  return
 
 8630.189     6313.866     5f5(6H°)6d7s2          7K°        4
             17897.919     5f5(6H°5/2)7s27p1/2    (5/2,1/2)  3
  return