Rb
Rubidium-85m
Protons (Z)
37
Neutrons (N)
48
Mass number
85
Half-Life
1.02 µs
Abundance
---
Mass
84.912 u
Mass Excess
-81,653.335 keV
Spin
9/2+
Discovered
1964
Binding energy per nucleon
8,691 keV
Neutron separation energy
9,966 keV
Proton separation energy
6,503 keV
Decay Mode
- γ→Rubidium-85100%
Decay chain
- RbRubidium-85Z 37 · N 481.02 µs
- γ100%