You don't have an Open Science Grid
computer or a free ELECTRON laser.
The Big Bang Theory Season 1, Episode 12
Inviting my girlfriend
to come see your ELECTRON accelerator?
The Big Bang Theory Season 3, Episode 10
The interference pattern was cool
when the ELECTRON beam was on.
The Big Bang Theory Season 3, Episode 10
ELECTRON transport in graphene.
The Big Bang Theory Season 7, Episode 6
♪ A cathode ray tube
without an ELECTRON gun ♪
The Big Bang Theory Season 7, Episode 6