Ca

Calcium-57

Protons (Z)

20

Neutrons (N)

37

Mass number

57

Half-Life

8.0 ms

Abundance

---

Mass

56.993 u

Mass Excess

-6,560.0 keV

Spin

(5/2-)

Discovered

2009

Binding energy per nucleon

7,912 keV

Neutron separation energy

1,121 keV

Proton separation energy

21,829 keV

Decay Mode

Decay chain

Calcium-57Z 20 · N 378.0 ms
β⁻
β⁻100%
β⁻100%
β⁻100%
β⁻100%
β⁻100%