Cs
Caesium-111
Protons (Z)
55
Neutrons (N)
56
Mass number
111
Half-Life
1.0 µs
Abundance
---
Mass
110.954 u
Mass Excess
-42,900.0 keV
Spin
(3/2+)
Discovered
---
Binding energy per nucleon
8,070 keV
Neutron separation energy
---
Proton separation energy
-1,731 keV
Decay Mode
- p→Xenon-110
Decay chain
- CsCaesium-111Z 55 · N 561.0 µs
- p
- α64%
- α100%
- β⁺100%
- β⁺99.991%
- β⁺100%
- β⁺100%