Tb

Terbium-141

Protons (Z)

65

Neutrons (N)

76

Mass number

141

Half-Life

3.5 s

Abundance

---

Mass

140.941 u

Mass Excess

-54,540.0 keV

Spin

(5/2-)

Discovered

1986

Binding energy per nucleon

8,097 keV

Neutron separation energy

12,131 keV

Proton separation energy

47 keV

Decay Mode

β⁺Gadolinium-141100%

Decay chain

Terbium-141Z 65 · N 763.5 s
β⁺100%
β⁺99.97%
β⁺100%
β⁺100%
β⁺100%
β⁺100%