Yb

Ytterbium-157

Protons (Z)

70

Neutrons (N)

87

Mass number

157

Half-Life

38.6 s

Abundance

---

Mass

156.943 u

Mass Excess

-53,420.0 keV

Spin

7/2-

Discovered

1970

Binding energy per nucleon

8,063 keV

Neutron separation energy

8,225 keV

Proton separation energy

3,875 keV

Decay Mode

Decay chain

Ytterbium-157Z 70 · N 8738.6 s
β⁺100%
β⁺~100%
β⁺100%
β⁺100%
β⁺100%
EC100%