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Gravitational-wave detection

Entanglement at work

Nature Physics volume 13, pages 723–724 (2017)Cite this article

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The Einstein–Podolsky–Rosen type of quantum entanglement can be used to improve the sensitivity of laser interferometer gravitational-wave detectors beyond the quantum limit.

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Figure 1: In the lower panel, two entangled beams (yellow and red) are injected into the output port of a laser interferometer gravitational-wave detector (upper panel).

References

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  1. Raffaele Flaminio is at the National Astronomical Observatory of Japan, Gravitational Wave Project Office and the University of Tokyo, Bunkyo-ku, Tokyo 113-0033, Japan,

    Raffaele Flaminio

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  1. Raffaele Flaminio
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Correspondence to Raffaele Flaminio.

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Flaminio, R. Entanglement at work. Nature Phys 13, 723–724 (2017). https://doi.org/10.1038/nphys4152

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