Elizabeth Donley, National Institute of Standards and Technology (IMAGE)

National Institute of Standards and Technology (NIST)

Elizabeth Donley, National Institute of Standards and Technology

Caption

This is NIST physicist Elizabeth Donley with a compact atomic clock design that could help improve precision in ultraportable clocks. About 1 million cold rubidium atoms are held in a vacuum chamber in the lower left of the photo. On the screen is a close-up of the atom trapping region of the apparatus.

Credit

vonDauster/NIST

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