Physicist
A physicist is a scientist trained in physics. Physicists are employed by universities as professors, by laboratories as researchers[?], and a substantial number can be found in industry.
Employment as a physicist generally requires a doctoral degree.
See also the Nobel Prize in physics, scientists, biography, Famous Physicists
Note: Physicians are doctors and people devoted to medicine.
See also: List of physicists
There are no physicists in the hottest parts of Hell, because the existence of a 'hottest part' implies a temperature difference, and any marginally competent physicist would immediately use this to run a heat engine and make some other part of Hell comfortably cool. This is obviously impossible.