Ba

Barium-127m

Protons (Z)

56

Neutrons (N)

71

Mass number

127

Half-Life

1.93 s

Abundance

---

Mass

126.911 u

Mass Excess

-82,738.0 keV

Spin

7/2-

Discovered

1992

Binding energy per nucleon

8,378 keV

Neutron separation energy

8,139 keV

Proton separation energy

5,676 keV

Decay Mode

γBarium-127100%

Decay chain

Barium-127Z 56 · N 711.93 s
γ100%
β⁺100%
β⁺100%
EC100%