Atom of Erbium with Core and 68 Electrons with a black background
Palabras clave
atom,
atomic,
erbium,
er,
68,
solid,
liquid,
nuclear,
nano,
research,
technology,
element,
periodic,
chemical,
core,
electron,
isotope,
neutron,
orbital,
particle,
physics,
proton,
round,
circle,
scheme,
science,
scientist,
elementary,
spin,
no people,
black,
red,
green,
yellow