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World’s most accurate atomic clock uses 2-mile laser beam to track time preciselyThe laser beam traveled 3.6 kilometers (over 2 miles) via fiber optic links to NIST, where a frequency comb (acting as a “ruler for light”) allowed the aluminum ion clock’s laser to adopt its superior ...
The world’s first nuclear clock is on the horizon It would be 1,000 times more accurate than today’s atomic timekeepers. Share. Photograph: Ye Labs/JILA/NIST/Univ. Colorado.
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