|     |
  Proton   |
  Neutron |
  Nuclear Spin |
Energy State |
|   155Er   |
  68   |
  87   |
  -7/2   |
    |
Erbium Nucleus 155Er Layered View


Erbium Nucleus 155Er Front View

Erbium Nucleus 155Er Back View

Erbium Nucleus 155Er Left View

Erbium Nucleus 155Er Right View