Question

Excitonium was discovered by _______.
Jules Aarons
Bert Halperin
Thomas M. Baer
Samuel King Allison
Arie Bodek

Answer 1

The concept of excitons was first proposed by Yakov Frenkel in 1931...

Answer 2

Excitonium was discovered by

$\huge\bold {Answer}$

$\huge\underline\mathfrak\red {Bert\:Halperin}$