NIST Physical Measurement Laboratory Handbook of Basic Atomic Spectroscopic Data

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Atomic Data for Silicon (Si)

Atomic Number = 14

Atomic Weight = 28.0855

Reference E95

  Isotope   Mass   Abundance   Spin   Mag Moment 

Si I  Ground State 1s22s22p63s23p2 3P0
       Ionization energy  65747.76 cm-1 (8.15168 eV)   Ref. MKMD94

Si II Ground State 1s22s22p63s23p 21/2
       Ionization energy  131838.14 cm-1 (16.34584 eV)   Ref. MZ83