Tb

Terbium-166m

Protons (Z)

65

Neutrons (N)

101

Mass number

166

Half-Life

3.5 µs

Abundance

---

Mass

165.938 u

Mass Excess

-57,649.8 keV

Spin

(4-)

Discovered

2017

Binding energy per nucleon

8,112 keV

Neutron separation energy

5,132 keV

Proton separation energy

8,413 keV

Decay Mode

γTerbium-166100%

Decay chain

Terbium-166Z 65 · N 1013.5 µs
γ100%
β⁻100%
β⁻100%
β⁻100%