Cs
Caesium-115
Protons (Z)
55
Neutrons (N)
60
Mass number
115
Half-Life
1.4 s
Abundance
---
Mass
114.936 u
Mass Excess
-59,700.0 keV
Spin
(9/2+)
Discovered
1978
Binding energy per nucleon
8,216 keV
Neutron separation energy
13,081 keV
Proton separation energy
-97 keV
Decay Mode
Decay chain
- CsCaesium-115Z 55 · N 601.4 s
- β⁺99.93%
- β⁺99.66%
- β⁺100%
- β⁺100%
- β⁺100%