When1: 1989
Who: Daniel M. Greenberger [Greenberger, Daniel M.]/Michel A. Horne [Horne, Michel A.]/Anton Zeilinger [Zeilinger, Anton]
What: physicist
Where: USA
Detail: They invented a thought experiment {GHZ experiment} [1989]. If three spin 1/2 particles have singlet state, two detectors oriented at different angles, perpendicular to moving particle path, can measure one particle's spin.
Physical Sciences>Physics>History>Atomic Physics
5-Physics-History-Atomic Physics
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Date Modified: 2022.0224