Db
Dubnium-263
Protons (Z)
105
Neutrons (N)
158
Mass number
263
Half-Life
29.0 s
Abundance
---
Mass
263.115 u
Mass Excess
107,110.0 keV
Spin
(9/2+)
Discovered
1992
Binding energy per nucleon
7,352 keV
Neutron separation energy
7,211 keV
Proton separation energy
2,569 keV
Decay Mode
- SF56%
Decay chain
- DbDubnium-263Z 105 · N 15829.0 s
- α37%
- α78%
- β⁺93%
- α~100%
- α100%
- α100%
- β⁻100%
- α~100%
- β⁻100%
- α~100%
- α~100%
- β⁻100%
- α~100%
- β⁻98.62%
- α100%
- α~100%
- α100%
- α~100%
- β⁻100%
- α~100%
- β⁻100%