Mirror proves quantum superpositions of atom

May 18, 2011 11:24 pm | Updated August 23, 2016 12:10 am IST

G Strongwater Mirror

G Strongwater Mirror

The two quantum superpositions of an atom, one moving towards a mirror and the other away from it, were combined using Bragg diffraction from a grating of laser light showing that it has been travelling both paths at once.

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