
Um, I am what's called
an EXPERIMENTAL physicist.
The Big Bang Theory Season 6, Episode 18

Uh, I am an EXPERIMENTAL
physicist at Cal-Tech,
The Big Bang Theory Season 5, Episode 13

But as a practical matter, need I remind you
it takes EXPERIMENTAL pharmaceuticals...
The Big Bang Theory Season 1, Episode 15

Leonard grew up to be
an EXPERIMENTAL physicist.
The Big Bang Theory Season 1, Episode 16

He's an EXPERIMENTAL physicist.
The Big Bang Theory Season 6, Episode 5