|     |
  Proton   |
  Neutron |
  Nuclear Spin |
Energy State |
|   149Er   |
  68   |
  81   |
  1/2   |
    |
Erbium Nucleus 149Er Layered View


Erbium Nucleus 149Er Front View

Erbium Nucleus 149Er Back View

Erbium Nucleus 149Er Left View

Erbium Nucleus 149Er Right View