Tag Archives: Metrology

Crystallizing the Path Toward a Nuclear Clock

Researchers have made the most precise measurement to date of the excited nuclear state of thorium-229, a candidate isotope for an ultraprecise nuclear clock. Continue reading

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Ion Clock Makes Maiden Space Voyage

After a year in low Earth orbit, a NASA demo mission proves that an ultraprecise atomic clock retains its stability in space, paving the way for real-time deep space navigation. Read more in APS Physics…

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