NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Indium (In)

Atomic Number = 49

Atomic Weight = 114.82

Reference E95

Isotope    Mass        Abundance Spin Mag Moment
113In 112.904061 4.3% 9/2 +5.5229 115In 114.903800 95.7% 9/2 +5.534
In I  Ground State 1s22s22p63s23p63d104s24p64d105s25p  21/2
      Ionization energy  46670.11 cm-1 (5.78636 eV)   Ref. ND81,JL67
In II Ground State 1s22s22p63s23p63d104s24p64d105s2  1S0
      Ionization energy  152199 cm-1 (18.8703 eV)   Ref. SM02