Second ‘Quantum Logic Clock’ Based on Aluminum Ion Is Now World’s Most Precise Clock
ScienceDaily (Feb. 4, 2010) — Physicists at the National Institute of Standards and Technology (NIST) have built an enhanced version of an experimental atomic clock based on a single aluminum atom that is now the world’s most precise clock, more than twice as precise as the previous pacesetter based on a mercury atom.
The new aluminum [...]
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