Skip to main content

Thank you for visiting nature.com. 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.

Optical devices

Photonic insulators with a twist

Using a hexagonal array of helical waveguides, physicists have observed robust optical waves that move in one direction, bypassing obstacles and imperfections exactly as predicted by the theory of topological insulators. See Letter p.196

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

Access options

Buy article

Get time limited or full article access on ReadCube.

$32.00

All prices are NET prices.

Figure 1: A photonic analogue of a Floquet topological insulator.

References

  1. Yablonovitch, E. Phys. Rev. Lett. 58, 2059–2062 (1987).

    Article  ADS  CAS  Google Scholar 

  2. John, S. Phys. Rev. Lett. 58, 2486–2489 (1987).

    Article  ADS  CAS  Google Scholar 

  3. Joannopoulos, J. D., Johnson, S. G., Winn, J. N. & Meade, R. D. Photonic Crystals: Molding the Flow of Light (Princeton Univ. Press, 2008).

    MATH  Google Scholar 

  4. Rechtsman, M. C. et al. Nature 496, 196–200 (2013).

    Article  ADS  CAS  Google Scholar 

  5. Moore, J. E. Nature 464, 194–198 (2010).

    Article  ADS  CAS  Google Scholar 

  6. Bernevig, B. A. et al. Science 314, 1757–1761 (2006).

    Article  ADS  CAS  Google Scholar 

  7. König, M. et al. Science 318, 766–770 (2007).

    Article  ADS  Google Scholar 

  8. Wang, Z. et al. Nature 461, 772–775 (2009).

    Article  ADS  CAS  Google Scholar 

  9. Lindner, N. H. et al. Nature Phys. 7, 490–495 (2011).

    Article  ADS  CAS  Google Scholar 

  10. Fang, K. et al. Nature Photon. 6, 782–787 (2012).

    Article  ADS  CAS  Google Scholar 

  11. Schwartz, T. et al. Nature 446, 52–55 (2007).

    Article  ADS  CAS  Google Scholar 

  12. Hafezi, M., Fan, J., Migdall, A. & Taylor, J. Preprint at http://arxiv.org/abs/1302.2153 (2013).

Download references

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Yidong Chong.

Rights and permissions

Reprints and Permissions

About this article

Cite this article

Chong, Y. Photonic insulators with a twist. Nature 496, 173–174 (2013). https://doi.org/10.1038/496173a

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/496173a

Search

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