W
Tungsten-158m
Protons (Z)
74
Neutrons (N)
84
Mass number
158
Half-Life
143.0 µs
Abundance
---
Mass
157.977 u
Mass Excess
-21,800.0 keV
Spin
(8+)
Discovered
1995
Binding energy per nucleon
7,843 keV
Neutron separation energy
10,181 keV
Proton separation energy
-511 keV
Decay Mode
Decay chain
- WTungsten-158Z 74 · N 84143.0 µs
- α100%
- β⁺100%
- β⁺
- α92.6%
- β⁺100%
- β⁺100%
- β⁺66.4%
- β⁺100%
- α100%
- α100%