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Optomechanics

Listening to quantum grains of sound

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An optomechanical device has allowed quanta, or 'grains', of mechanical vibration to be counted by optical means. The system may open up new possibilities in acoustics and thermal engineering. See Letter p.522

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Figure 1: Optical phonon counting.

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References

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Authors and Affiliations

  1. Ivan Favero is at the Laboratoire Matériaux et Phénomènes Quantiques, Université Paris Diderot, CNRS, UMR 7162, F-75205 Paris Cedex 13, France.,

    Ivan Favero

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  1. Ivan Favero
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Correspondence to Ivan Favero.

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Favero, I. Listening to quantum grains of sound. Nature 520, 441–442 (2015). https://doi.org/10.1038/520441a

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