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Vacuum and cryogenics

Vacuum and cryogenics

Cold atoms used to create reliable pressure gauge for ultrahigh vacuum

05 Sep 2023
NIST vacuum pump
Cool idea: NIST’s Daniel Barker, Steve Eckel, Jim Fedchak, Julia Scherschligt and colleagues have developed and tested a technique that uses cold atoms to measure ultralow pressures. (Courtesy: NIST)
An effect that normally gets in the way of the magnetic trapping of atoms has been harnessed to crea

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Sam Jarman is a science writer based in the UK
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