Db
Dubnium-269
Protons (Z)
105
Neutrons (N)
164
Mass number
269
Half-Life
3.0 h
Abundance
---
Mass
269.128 u
Mass Excess
119,150.0 keV
Spin
(9/2+)
Discovered
---
Binding energy per nucleon
7,323 keV
Neutron separation energy
5,981 keV
Proton separation energy
3,619 keV
Decay Mode
- α→Lawrencium-265
- SF
Decay chain
- DbDubnium-269Z 105 · N 1643.0 h
- α
- α
- α
- β⁻100%
- α99.79%
- β⁻99.69%
- α~100%
- β⁻~100%
- α~100%
- 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%