W
Tungsten-189
Protons (Z)
74
Neutrons (N)
115
Mass number
189
Half-Life
11.6 m
Abundance
---
Mass
188.962 u
Mass Excess
-35,810.0 keV
Spin
(9/2-)
Discovered
1963
Binding energy per nucleon
7,954 keV
Neutron separation energy
5,213 keV
Proton separation energy
9,189 keV
Decay Mode
- β⁻→Rhenium-189100%
Decay chain
- WTungsten-189Z 74 · N 11511.6 m
- β⁻100%
- β⁻100%