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

One of their EXPERIMENTAL physicists
dropped out and I recommended you.
The Big Bang Theory Season 6, Episode 24

Oh, you heard me.
Your EXPERIMENTAL bonafides are laughable.
The Big Bang Theory Season 10, Episode 4

Oh, yes, EXPERIMENTAL physics,
The Big Bang Theory Season 12, Episode 22

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