Pm
Promethium-164
Protons (Z)
61
Neutrons (N)
103
Mass number
164
Half-Life
300.0 ms
Abundance
---
Mass
163.959 u
Mass Excess
-38,360.0 keV
Spin
(5-)
Discovered
2018
Binding energy per nucleon
8,014 keV
Neutron separation energy
3,471 keV
Proton separation energy
11,569 keV
Decay Mode
Decay chain
- PmPromethium-164Z 61 · N 103300.0 ms
- β⁻
- β⁻100%
- β⁻100%
- β⁻100%
- β⁻100%