Nd

Neodymium-138m

Protons (Z)

60

Neutrons (N)

78

Mass number

138

Half-Life

370.0 ns

Abundance

---

Mass

137.915 u

Mass Excess

-78,843.0 keV

Spin

10+

Discovered

1975

Binding energy per nucleon

8,302 keV

Neutron separation energy

7,330 keV

Proton separation energy

2,930 keV

Decay Mode

γNeodymium-138100%

Decay chain

Neodymium-138Z 60 · N 78370.0 ns
γ100%
β⁺100%
β⁺100%