Rotation Angular Measurement beyond Quantum Noise Limit with an Orbital Angular Position Squeezed State

Chunxiao Cai; Chunxiao Cai; Kui Liu; Kui Liu; Jiangrui Gao; Jiangrui Gao

doi:10.1364/QIM.2017.QF3A.5

Quantum Information and Measurement (QIM) 2017
OSA Technical Digest (online) (Optica Publishing Group, 2017),
paper QF3A.5
•https://doi.org/10.1364/QIM.2017.QF3A.5

Rotation Angular Measurement beyond Quantum Noise Limit with an Orbital Angular Position Squeezed State

Chunxiao Cai, Kui Liu, and Jiangrui Gao

Quantum Information and Measurement 2017

Paris France
5–7 April 2017
ISBN: 978-1-943580-26-2

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Quantum Metrology II (QF3A)

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C. Cai, K. Liu, and J. Gao, "Rotation Angular Measurement beyond Quantum Noise Limit with an Orbital Angular Position Squeezed State," in Quantum Information and Measurement (QIM) 2017, OSA Technical Digest (online) (Optica Publishing Group, 2017), paper QF3A.5.

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Abstract

The rotation angular measurement beyond the quantum noise limit based on orbital angular position squeezed beam was demonstrated. An improvement of a factor of 1.4 was achieved over the quantum noise limited coherent state.

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