Tm

Thulium-166

Protons (Z)

69

Neutrons (N)

97

Mass number

166

Half-Life

7.7 h

Abundance

---

Mass

165.934 u

Mass Excess

-61,886.0 keV

Spin

2+

Discovered

1948

Binding energy per nucleon

8,119 keV

Neutron separation energy

7,027 keV

Proton separation energy

4,654 keV

Decay Mode

β⁺Erbium-166100%

Decay chain

Thulium-166Z 69 · N 977.7 h
β⁺100%