Samarium (Sm)
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Atomic Data for Samarium (Sm)
Atomic Number = 62
Atomic Weight = 150.36
Reference E95
Isotope Mass Abundance Spin Mag Moment
144Sm 143.911998 3.1% 0
147Sm 146.914895 15.0% 7/2 -0.813
148Sm 147.914820 11.3% 0
149Sm 148.917181 13.8% 7/2 -0.670
150Sm 149.917273 7.4% 0
152Sm 151.919729 26.6% 0
154Sm 153.922206 22.6% 0
Sm I Ground State (1s22s22p63s23p63d104s24p64d105s25p6)4f66s2 7F0
Ionization energy 45519.6 cm-1 (5.6437 eV) Ref. JRB00
Sm II Ground State (1s22s22p63s23p63d104s24p64d105s25p6)4f66s 8F1/2
Ionization energy 89300 cm-1 (11.07 eV) Ref. SR65