Re

Rhenium-189

Protons (Z)

75

Neutrons (N)

114

Mass number

189

Half-Life

1.01 d

Abundance

---

Mass

188.959 u

Mass Excess

-37,979.0 keV

Spin

5/2+

Discovered

1963

Binding energy per nucleon

7,962 keV

Neutron separation energy

7,033 keV

Proton separation energy

6,600 keV

Decay Mode

β⁻Osmium-189100%

Decay chain

Rhenium-189Z 75 · N 1141.01 d
β⁻100%