Question: Who has more scope of profession, Ondřej Hejma or Marcos Nogueira Eberlin?
Sentence (from "Marcos Nogueira Eberlin"): Eberlin discovered the Eberlin Reaction during his work on gas phase ion chemistry, and he and his research group introduced EASI( Easy Ambient Sonic- spray Ionization), an ionization technique used in mass spectrometry.
Relevant evidence: No