Cs

Caesium-134

Protons (Z)

55

Neutrons (N)

79

Mass number

134

Half-Life

2.07 y

Abundance

---

Mass

133.907 u

Mass Excess

-86,891.165 keV

Spin

4+

Discovered

1940

Binding energy per nucleon

8,399 keV

Neutron separation energy

6,892 keV

Proton separation energy

6,537 keV

Decay Mode

Decay chain

Caesium-134Z 55 · N 792.07 y
β⁻~100%