Question: The physicist born in 1871 who worked on the identification of alpha radiation as the nucleus of the helium atom, was considered by Encyclopedia Britannica to be the greatest experimentalist since who ?
Sentence (from "Fermi heap and Fermi hole"): They arise due to the Pauli exclusion principle, according to which no two electrons can be in the same quantum state in a system (which, accounting for electrons' spin, means that there can be up to two electrons in the same orbital).
Relevant evidence: No