Multiple choice

The ionized atoms are usually referred as

  1. polaritons

  2. fermion

  3. heavy ion

  4. polaron

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Heavy ion refers to an ionized atom which is usually heavier than helium. Heavy-ion physics is devoted to the study of extremely hot nuclear matter and the collective effects appearing in such systems, differing from particle physics, which studies the interactions between elementary particles.