Samarium-145 (Sm-145)

Identity

Protons

62

Neutrons

83

Mass number

145

Mass

144.9 ± 1.6 u

Mass excess

-80.651 MeV

Spin

7/2-

Stability

Half-life: 340 days

Natural occurrence

Not found in nature

Decays to

• electron capture → Pm-145

Produced by

• Eu-145
• Gd-149