A category of secondary pump used to create a high vacuum environment. A set of high speed turbine blades spin between adjacent sets of stator blades, creating a compression wave that sweeps gas to a higher pressure exhaust region. Gas is removed from the high pressure region by a complimentary roughing (primary) pump.
The sun is a constant in our planet’s life – providing fundamental forces by which we exist. So it may come as […]
Our lovely 2018 calendar reflects a summer holiday spent in Sicily in 2017. It almost goes without saying that the weather and […]
Our modern world relies extensively on batteries – and their strength and recharge-ability taxes our research scientists considerably. Lithium is the […]
Death Valley is one of the hottest and driest places in the world and is a desert valley in Eastern California. This […]
