It's straight, it's in a LOOP,
The Big Bang Theory Season 11, Episode 13
You're doing work
in quantum LOOP corrections.
The Big Bang Theory Season 1, Episode 12
...who believes LOOP quantum gravity
better unites quantum mechanics...
The Big Bang Theory Season 2, Episode 2
...she's unjustifiably arrogant
about LOOP quantum gravity...
The Big Bang Theory Season 2, Episode 2
Loop quantum gravity clearly offers more
testable predictions than string theory.
The Big Bang Theory Season 2, Episode 2