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MICROPHOTONICS

Astrocombs for extreme-precision spectroscopy

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

    Article  ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

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

    ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

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

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

    Article  ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

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

    Article  Google Scholar 

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

    Article  Google Scholar 

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

    Article  ADS  MathSciNet  Google Scholar 

Download references

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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). https://doi.org/10.1038/s41550-019-0698-y

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