Tm

Thulium-157m

Protons (Z)

69

Neutrons (N)

88

Mass number

157

Half-Life

1.6 s

Abundance

---

Mass

156.937 u

Mass Excess

-58,610.0 keV

Spin

(7/2-)

Discovered

2008

Binding energy per nucleon

8,101 keV

Neutron separation energy

9,847 keV

Proton separation energy

1,687 keV

Decay Mode

Decay chain

Thulium-157Z 69 · N 881.6 s
β⁺
β⁺100%
β⁺100%
β⁺100%
EC100%