[Nick Poole] does a lot of custom work with vacuum tubes — so much so that he builds his own vacuum tubes of various shapes, sizes, and functions right on his own workbench. While the theory of vacuum ...

The term “vacuum” means many different things depending whether you are working on space equipment, scientific instruments, or even internal combustion engines. In our sphere it is so often used as a ...

An in-house experimental study by Pfeiffer Vacuum makes the case for an innovative approach to the pump-down of ultrahigh-vacuum (UHV) systems Pump it down The Pfeiffer Vacuum R&D team used a ...

If a vacuum line much smaller than the flange diameter of the turbopump (DN 100 (100 mm)) is used, the effective pumping speed will decrease. A DN 25 (25 mm) vacuum line will result in only around 7.4 ...