Ytterbium-171 (Yb-171)

Identity

Protons

70

Neutrons

101

Mass number

171

Mass

170.936 ± 0.013 u

Mass excess

-59.307 MeV

Spin

1/2-*

Stability

stable

Natural occurrence

14.09 % of ytterbium

Produced by

• Tm-171
• Lu-171