"Atommodell." . . "FĂ­sica nuclear." . . "Atomtheorie." . . "Bohr-Sommerfeldsches Atommodell." . . "Atoomfysica." . . "Atoomtheorie." . . . . "Structure atomique." . . . . . . . . . . . . . . . "Das Bohrsche Atommodell" . . . . . . . .