Gadolinium-155 (Gd-155)

Identity

Protons

64

Neutrons

91

Mass number

155

Mass

154.9 ± 1.1 u

Mass excess

-72.070 MeV

Spin

3/2-*

Stability

stable

Natural occurrence

14.80 % of gadolinium

Produced by

• Eu-155
• Tb-155