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METROLOGY

Bright squeezed light reduces back-action

The use of amplitude-squeezed states of light as a probe is shown to yield superior measurements of the motion of a moving mirror at low frequencies. The demonstration offers a path to improving the sensitivity of gravitational-wave detectors.

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Fig. 1: The principle and application of amplitude-squeezed light for mirror displacement measurements.

References

  1. Heisenberg, W. Physical Principles of the Quantum Theory (Dover, 1930).

  2. Martynov, D. et al. Phys. Rev. A 95, 043831 (2017).

    Article  ADS  Google Scholar 

  3. Braginsky, V., Voronstov, Y. & Thorne, K. Science 209, 547–557 (1980).

    Article  ADS  Google Scholar 

  4. Suh, J. et al. Science 344, 1262–1265 (2014).

    Article  ADS  Google Scholar 

  5. Møller, C. et al. Nature 547, 191–195 (2017).

    Article  ADS  Google Scholar 

  6. Clark, J. et al. Nat. Phys. 12, 683–687 (2016).

    Article  Google Scholar 

  7. Mason, D. et al. Nat. Phys. 15, 745–749 (2019).

    Article  Google Scholar 

  8. Yap, M. J. et al. Nat. Photon. https://doi.org/10.1038/s41566-019-0527-y (2019).

  9. Cripe, J. et al. Nature 568, 364–367 (2019).

    Article  ADS  Google Scholar 

  10. Aasi, J. et al. Nat. Photon. 7, 613–619 (2013).

    Article  ADS  Google Scholar 

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Correspondence to Thomas Purdy.

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Purdy, T. Bright squeezed light reduces back-action. Nat. Photonics 14, 1–2 (2020). https://doi.org/10.1038/s41566-019-0569-1

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