Tb

Terbium-158n

Protons (Z)

65

Neutrons (N)

93

Mass number

158

Half-Life

400.0 µs

Abundance

---

Mass

157.926 u

Mass Excess

-69,082.5 keV

Spin

7-

Discovered

1961

Binding energy per nucleon

8,187 keV

Neutron separation energy

6,390 keV

Proton separation energy

5,548 keV

Decay Mode

γTerbium-158100%

Decay chain

Terbium-158Z 65 · N 93400.0 µs
γ100%
β⁺83.4%