Skip to main content

Thank you for visiting You are using a browser version with limited support for CSS. To obtain the best experience, we recommend you use a more up to date browser (or turn off compatibility mode in Internet Explorer). In the meantime, to ensure continued support, we are displaying the site without styles and JavaScript.


Integrated ultra-low-loss resonator on a chip

Exquisitely low-loss optical resonators have thus far remained discrete. Monolithic integration of waveguides with silica resonators that have Q factors >100 million charts a path toward incorporating these devices in photonic circuits.

This is a preview of subscription content, access via your institution

Access options

Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.

Fig. 1: Device geometry.


  1. Yang, K. Y. et al. Nat. Photon. (2018).

  2. Lee, H. et al. Nat. Photon. 6, 369–373 (2012).

    Article  ADS  Google Scholar 

  3. Tien, M.-C. et al. Opt. Express 19, 13551–13556 (2011).

    Article  ADS  Google Scholar 

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

    Article  ADS  Google Scholar 

  5. Liu, G. et al. Optica 5, 219–226 (2018).

    Article  Google Scholar 

  6. Zhang, C., Zhang, S., Peters, J. D. & Bowers, J. E. Optica 3, 785–786 (2016).

    Article  Google Scholar 

  7. Sun, C. et al. Nature 528, 534–538 (2015).

    Article  ADS  Google Scholar 

  8. Bernier, E. et al. Large-scale silicon photonic switch. In Optical Fiber Commun. Conf. (OFC) Th1J.1 (OSA, 2018).

  9. Sun, J., Timurdogan, E., Yaacobi, A., Hosseini, E. S. & Watts, M. R. Nature 493, 195–199 (2013).

    Article  ADS  Google Scholar 

  10. Suh, M.-G. & Vahala, K. J. Science 359, 884–887 (2018).

    Article  ADS  Google Scholar 

Download references

Author information

Authors and Affiliations


Corresponding author

Correspondence to Joyce K. S. Poon.

Rights and permissions

Reprints and Permissions

About this article

Verify currency and authenticity via CrossMark

Cite this article

Poon, J.K.S. Integrated ultra-low-loss resonator on a chip. Nature Photon 12, 255–256 (2018).

Download citation

  • Published:

  • Issue Date:

  • DOI:


Quick links

Nature Briefing

Sign up for the Nature Briefing newsletter — what matters in science, free to your inbox daily.

Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing