Table 4. Ten singular achievements in fundamental and applied mass spectrometry.

		Ref.
Mass electron	Thomson	24a
22Ne	Aston	45
Double focusing	Mattauch, Herzog, Nier	46
Appearance energy	Stevenson	47
CH5+ (1st ion/molecule reaction)	Tal’roze	18
Metastable ions	Hipple, Fox, Condon	48
QET	Rosenstock	20
Ion trap	Paul	12
(H2O)nH+ (Ionic equilibria)	Kebarle	49
Solvation and acidity/basicity	Brauman	50