Erbium Nucleus 155Er

      Proton     Neutron   Nuclear Spin Energy State
  155Er     68     87     -7/2      

Erbium Nucleus 155Er Layered View

155Er

 

155Er

Erbium Nucleus 155Er Front View

155Er

Erbium Nucleus 155Er Back View

155Er

Erbium Nucleus 155Er Left View

155Er

Erbium Nucleus 155Er Right View