Ir
Iridium-164m
Protons (Z)
77
Neutrons (N)
87
Mass number
164
Half-Life
70.0 µs
Abundance
---
Mass
163.992 u
Mass Excess
-7,220.0 keV
Spin
(9+)
Discovered
2001
Binding energy per nucleon
7,748 keV
Neutron separation energy
9,981 keV
Proton separation energy
-1,831 keV
Decay Mode
Decay chain
- IrIridium-164Z 77 · N 8770.0 µs
- α4%
- p89%
- α100%
- β⁺100%
- α90%
- β⁺100%
- β⁺100%
- β⁺88%
- β⁺94.4%
- β⁺99.991%
- EC~100%
- α100%
- β⁻100%
- α100%