Ir

Iridium-166m

Protons (Z)

77

Neutrons (N)

89

Mass number

166

Half-Life

15.1 ms

Abundance

---

Mass

165.986 u

Mass Excess

-13,130.0 keV

Spin

(9+)

Discovered

1996

Binding energy per nucleon

7,788 keV

Neutron separation energy

9,601 keV

Proton separation energy

-1,331 keV

Decay Mode

Decay chain

Iridium-166Z 77 · N 8915.1 ms
α98.2%
α94%
α100%
β⁺
α92.6%
β⁺100%
β⁺100%
β⁺66.4%
β⁺100%
α100%
α100%