Sg
Seaborgium-261m
Protons (Z)
106
Neutrons (N)
155
Mass number
261
Half-Life
9.3 µs
Abundance
---
Mass
261.116 u
Mass Excess
108,110.0 keV
Spin
(7/2+)
Discovered
2010
Binding energy per nucleon
7,339 keV
Neutron separation energy
6,508 keV
Proton separation energy
2,849 keV
Decay Mode
- γ→Seaborgium-261100%
Decay chain
- SgSeaborgium-261Z 106 · N 1559.3 µs
- γ100%
- α98.1%
- α89.3%
- α55%
- α33%
- β⁺64.7%
- EC99.88%
- α~100%
- β⁻~100%
- α~100%
- α~100%
- β⁻100%
- α~100%
- α100%
- β⁻100%
- α~100%
- α~100%
- α99.992%
- β⁻97.91%
- α100%
- β⁻100%
- α100%