High-vacuum Sentence Examples

Evaporation and subsequent distillation under a high vacuum gives crude glycerin.

By repeated fractionations he was able to divide yttrium into distinct portions which gave different spectra when exposed in a high vacuum to the spark from an induction coil.

A high vacuum is needed for the detection of the minute forces here concerned; but just in that case the indirect radiometereffect of the heating of the residual gas masks the effect.

The subject was pursued by Thomson and the Cambridge physicists with great mathematical and experimental ability, and finally the conclusion was reached that in a high vacuum tube the electric charge is carried by particles which have a mass only a fraction, as above mentioned, of that of the hydrogen atom, but which carry a charge equal to the unit electric charge of the hydrogen ion as found by electrochemical researches.

The study of radium and radioactivity led before long to the further remarkable knowledge that these so-called radioactive materials project into surrounding space particles or corpuscles, some of which are identical with those projected from the cathode in a high vacuum tube, together with others of a different nature.

The final outcome of these investigations was the hypothesis that Thomson's corpuscles or particles composing the cathode discharge in a high vacuum tube must be looked upon as the ultimate constituent of what we call negative electricity; in other words, they are atoms of negative electricity, possessing, however, inertia, and these negative electrons are components at any rate of the chemical atom.

This combines MBE growth, focused ion beam lithography, and hydrogen radical cleaning within one complete ultra high vacuum system.

To a limited extent, attempts have been made to study icy grain mantles using traditional matrix isolation techniques in high vacuum.

The sample preparation and the measurements were done in ultra high vacuum.

The study of radium and radioactivity (see Radioactivity) led before long to the further remarkable knowledge that these so-called radioactive materials project into surrounding space particles or corpuscles, some of which are identical with those projected from the cathode in a high vacuum tube, together with others of a different nature.