Rubidium atoms mimic the Eiffel Tower, a Möbius strip and other 3-D shapes

The technique could one day be useful for atomic quantum computers

rubidium atoms in 3-D structures

OH LA LA  Using lasers, scientists arranged rubidium atoms into 3-D structures, such as the Eiffel Tower and a Möbius strip, as seen in this image which shows the average fluorescence of single atoms.

D. Barredo et al/Nature 2018

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