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Sisyphus cooling. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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English
Etymology
Named after Sisyphus from Greek mythology, who was doomed eternally to roll a stone up a mountain, only to have it roll down again whenever he got it near the summit.
Noun
Sisyphus cooling (uncountable)
- (physics) The use of specially selected laser light, hitting atoms from various angles to both cool and trap them in a potential well, effectively rolling the atoms down a hill of potential energy until they have lost their kinetic energy.