MICROPHOTONICS

Astrocombs for extreme-precision spectroscopy

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Microphotonic frequency combs are chip-based light sources, until now confined to optics laboratories. Improved stabilities usher these devices out of the lab and into high-resolution astronomic spectrometer systems.

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Fig. 1: An illustration of an on-chip frequency comb as a calibration source.

References

  1. 1.

    Obrzud, E. et al. Nat. Photon. 13, 31–35 (2019).

  2. 2.

    Suh, M.-G. et al. Nat. Photon. 13, 25–30 (2019).

  3. 3.

    Struve, O. Observatory 72, 199–200 (1952).

  4. 4.

    McCracken, R. A., Charsley, J. M. & Reid, D. T. Opt. Express 25, 15058–15078 (2017).

  5. 5.

    Fischer, D. A. et al. Publ. Astron. Soc. Pac. 128, 066001 (2016).

  6. 6.

    Chang, G. et al. Opt. Express 20, 24987–25013 (2012).

  7. 7.

    Metcalf, A. J. et al. In Conf. Lasers Electro-Optics JTh5A.1 (OSA, 2018).

  8. 8.

    Del’Haye, P. et al. Nature 450, 1214–1217 (2007).

  9. 9.

    Moss, D. J., Morandotti, R., Gaeta, A. L. & Lipson, M. Nat. Photon. 7, 597–607 (2013).

  10. 10.

    Herr, T. et al. Nat. Photon. 8, 145–152 (2014).

  11. 11.

    Yi, X., Yang, Q.-F., Yang, K. Y., Suh, M.-G. & Vahala, K. Optica 2, 1078–1085 (2015).

  12. 12.

    Kippenberg, T. J., Gaeta, A. L., Lipson, M. & Gorodetsky, M. L. Science 361, eaan8083 (2018).

  13. 13.

    Pasquazi, A. et al. Phys. Rep. 729, 1–81 (2018).

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Correspondence to Piotr Roztocki or Roberto Morandotti.

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Roztocki, P., Morandotti, R. Astrocombs for extreme-precision spectroscopy. Nat Astron 3, 135–136 (2019) doi:10.1038/s41550-019-0698-y

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