Ir

Iridium-192m

Protons (Z)

77

Neutrons (N)

115

Mass number

192

Half-Life

1.45 m

Abundance

---

Mass

191.963 u

Mass Excess

-34,778.9 keV

Spin

1-

Discovered

1937

Binding energy per nucleon

7,939 keV

Neutron separation energy

6,141 keV

Proton separation energy

5,673 keV

Decay Mode

Decay chain

Iridium-192Z 77 · N 1151.45 m
γ~100%
β⁻95.24%