![♪ A cathode ray tube
without an electron gun ♪
♪ A cathode ray tube
without an electron gun ♪](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
♪ A cathode ray tube
without an ELECTRON gun ♪
The Big Bang Theory Season 7, Episode 6
![The interference pattern was cool
when the electron beam was on.
The interference pattern was cool
when the electron beam was on.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
The interference pattern was cool
when the ELECTRON beam was on.
The Big Bang Theory Season 3, Episode 10
![You don't have an Open Science Grid
computer or a free electron laser.
You don't have an Open Science Grid
computer or a free electron laser.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
You don't have an Open Science Grid
computer or a free ELECTRON laser.
The Big Bang Theory Season 1, Episode 12
![electron transport in graphene.
electron transport in graphene.](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
ELECTRON transport in graphene.
The Big Bang Theory Season 7, Episode 6
![Inviting my girlfriend
to come see your electron accelerator?
Inviting my girlfriend
to come see your electron accelerator?](data:image/png;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=)
Inviting my girlfriend
to come see your ELECTRON accelerator?
The Big Bang Theory Season 3, Episode 10