Ba

Barium-149

Protons (Z)

56

Neutrons (N)

93

Mass number

149

Half-Life

349.0 ms

Abundance

---

Mass

148.943 u

Mass Excess

-52,830.6 keV

Spin

(3/2-)

Discovered

1993

Binding energy per nucleon

8,132 keV

Neutron separation energy

3,357 keV

Proton separation energy

13,209 keV

Decay Mode

Decay chain

Barium-149Z 56 · N 93349.0 ms
β⁻96.1%
β⁻98.57%
β⁻100%
β⁻100%
β⁻100%
β⁻100%