I mean, he works with lasers
and ATOMIC magnets.
The Big Bang Theory Season 7, Episode 24
My watch is linked to the ATOMIC clock
in Boulder, Colorado.
The Big Bang Theory Season 1, Episode 10
It's the ATOMIC number for technetium.
The Big Bang Theory Season 6, Episode 8
If you multiply that
by the ATOMIC number of "N"--
The Big Bang Theory Season 7, Episode 3
Atomic magnets?
The Big Bang Theory Season 7, Episode 24