Sentence examples for diffusion pump from inspiring English sources

The diffusion pump is initially evacuated by an oil-sealed rotary pump to a pressure of about 0.1 torr or less.

The invention of the diffusion pump by the German physicist Wolfgang Gaede in 1915, with important improvements by the American chemist Irving Langmuir shortly thereafter, freed mass spectroscopy from the severe limitations of poor vacuum.

This vacuum chamber operated with a combination of a mechanical and a diffusion pump.

After evacuating the reactor with the diffusion pump, was introduced N2 (99.99%) into the reactor plasma.

Their evacuation was carried out by a fore pump and an oil-vapour diffusion pump for several hours.

In this facility (THESEUS), experiments with a diffusion pump have been performed and first results are presented.

To create a safer alternative to toxic mercury diffusion pumps, Mr. Lafler concocted a glass oil pump.

During the 1960s diffusion pumps began to be replaced by ion-getter pumps, with turbomolecular pumps becoming common in the 1980s.

This pumping train shall cover the full operational pressure regime of a fusion reactor and is based on two pump types, namely diffusion pumps and liquid ring pumps.

The deposition chamber was initially evacuated to achieve a base pressure of 5.3 × 10−5 torr by means of a rotary and diffusion pumps.

The sintering of as-prepared green samples was carried out in a vacuum furnace equipped with rotary and oil diffusion pumps.