Quantum Multiple Phase Estimation Using Balanced Multi-mode Entangled States

Lu Zhang; Kam Wai Clifford Chan; Pramode K. Verma

doi:10.1364/FIO.2016.JW4A.194

Frontiers in Optics 2016
OSA Technical Digest (online) (Optica Publishing Group, 2016),
paper JW4A.194
•https://doi.org/10.1364/FIO.2016.JW4A.194

Quantum Multiple Phase Estimation Using Balanced Multi-mode Entangled States

Lu Zhang, Kam Wai Clifford Chan, and Pramode K. Verma

Laser Science 2016

Rochester, New York United States
17–21 October 2016
ISBN: 978-1-943580-19-4

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Joint Poster Session I (JW4A)

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L. Zhang, K. W. C. Chan, and P. K. Verma, "Quantum Multiple Phase Estimation Using Balanced Multi-mode Entangled States," in Frontiers in Optics 2016, OSA Technical Digest (online) (Optica Publishing Group, 2016), paper JW4A.194.

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Abstract

We present a generalized entangled state that can approach the Heisenberg limit in quantum metrology. We prove the entangled squeezed vacuum state can achieve a higher precision than entangled (squeezed) coherent state and NOON state.

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