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Conferences > FiO > 2016 > FF3C > FF3C.7

Directly Measuring the Density Matrix Using Weak Measurements

G. S. Thekkadath, L. Giner, Y. Chalich, M. J. Horton, J. Banker, and J. S. Lundeen

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Abstract

We demonstrate a method to measure any chosen density matrix element of a quantum system. We determine a photon’s mixed or pure polarization state by sequentially weakly measuring three observables, each complimentary to the last.

© 2016 Optical Society of America

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