Tm

Thulium-171

Protons (Z)

69

Neutrons (N)

102

Mass number

171

Half-Life

1.92 y

Abundance

---

Mass

170.936 u

Mass Excess

-59,210.3 keV

Spin

1/2+

Discovered

1948

Binding energy per nucleon

8,102 keV

Neutron separation energy

7,486 keV

Proton separation energy

6,392 keV

Decay Mode

β⁻Ytterbium-171100%

Decay chain

Thulium-171Z 69 · N 1021.92 y
β⁻100%