Os

Osmium-191m

Protons (Z)

76

Neutrons (N)

115

Mass number

191

Half-Life

13.1 h

Abundance

---

Mass

190.961 u

Mass Excess

-36,320.8 keV

Spin

3/2-

Discovered

1952

Binding energy per nucleon

7,950 keV

Neutron separation energy

5,684 keV

Proton separation energy

8,027 keV

Decay Mode

γOsmium-191100%

Decay chain

Osmium-191Z 76 · N 11513.1 h
γ100%
β⁻100%