NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Plutonium (Pu)

Atomic Number = 94

Atomic Weight = (244)

Reference E95


Isotope    Mass        Abundance Spin Mag Moment

239Pu      239.052157  0         1/2  +0.203
242Pu      242.058737  0         0    
244Pu      244.064199  0         0    

 
Pu I  Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p65f67s2  7F0
      Ionization energy  48603 cm-1 (6.0260 eV)   Ref. WCJP93,KDEE97
 
Pu II Ground State 1s22s22p63s23p63d104s24p64d104f145s25p65d106s26p65f67s  8F1/2
      Ionization energy  [90000] cm-1 (11.2 eV)   Ref. CNWM70