Sr

Strontium-81m

Protons (Z)

38

Neutrons (N)

43

Mass number

81

Half-Life

390.0 ns

Abundance

---

Mass

80.923 u

Mass Excess

-71,449.0 keV

Spin

(5/2-)

Discovered

1983

Binding energy per nucleon

8,586 keV

Neutron separation energy

9,209 keV

Proton separation energy

6,562 keV

Decay Mode

γStrontium-81100%

Decay chain

Strontium-81Z 38 · N 43390.0 ns
γ100%
β⁺100%
β⁺100%
EC100%