No, Professor Proton
came to me in my dream
The Big Bang Theory Season 12, Episode 5
that being on
the Professor Proton show
The Big Bang Theory Season 11, Episode 15
They cast the new
Professor Proton.
The Big Bang Theory Season 11, Episode 15
"The Effect of High Energy Muons
on Proton Pion Scattering
The Big Bang Theory Season 12, Episode 9