Subatomic particle icons arranged in grid on white background
Schlüsselwörter
proton,
neutron,
electron,
nucleus,
atom,
icon,
symbol,
grid,
white,
background,
science,
physics,
particle,
schematic,
minimal,
blue,
black,
circle,
plus,
minus,
signs,
orbit,
shell,
repulsion,
trail,
strong,
force,
beta,
decay,
cation,
spin,
up
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