Os

Osmium-187m

Protons (Z)

76

Neutrons (N)

111

Mass number

187

Half-Life

112.0 ns

Abundance

---

Mass

186.956 u

Mass Excess

-41,118.6 keV

Spin

7/2-

Discovered

1964

Binding energy per nucleon

7,973 keV

Neutron separation energy

6,190 keV

Proton separation energy

6,480 keV

Decay Mode

γOsmium-187100%

Decay chain

Osmium-187Z 76 · N 111112.0 ns
γ100%