4 items with this tag.
C27-5 J. J. Thomson carried out this experiment or measurement in the 19thCentury.
C27-5 A 20thCentury physicists responsible for the control grid, velocity selector. Cousin related to Max Wien Canonical Hub: CANONICAL_INDEX.
C27-5 Prussian 19thCentury inventor and physicists of the Wien-Bridge Oscillator Max Wien - Wikipedia Canonical Hub: CANONICAL_INDEX.
C27-5 A 20thCentury mass spectrometers, gas chromatography physicists.