Ta

Tantalum-159

Protons (Z)

73

Neutrons (N)

86

Mass number

159

Half-Life

1.04 s

Abundance

---

Mass

158.963 u

Mass Excess

-34,439.0 keV

Spin

1/2+

Discovered

1979

Binding energy per nucleon

7,929 keV

Neutron separation energy

11,390 keV

Proton separation energy

-374 keV

Decay Mode

Decay chain

Tantalum-159Z 73 · N 861.04 s
β⁺66%
β⁺65%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
β⁺100%
EC100%