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.

  • News & Views
  • Published:

Quantum optics

A single quantum dot passively mediates entanglement

Creating entangled photon pairs often requires intense excitation of nonlinear materials or the active manipulation of quantum devices. Now, entanglement between two photons has been created by scattering a laser off a passive quantum dot.

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

Access options

Buy this article

Prices may be subject to local taxes which are calculated during checkout

Fig. 1: An entangled photon pair created by scattering laser light off a two-level emitter.

References

  1. Liu, S. et al. Nat. Phys. https://doi.org/10.1038/s41567-024-02543-8 (2024).

    Article  Google Scholar 

  2. Xu, S., Rephaeli, E. & Fan, S. Phys. Rev. Lett. 111, 223602 (2013).

    Article  ADS  Google Scholar 

  3. Lodahl, P., Mahmoodian, S. & Stobbe, S. Rev. Mod. Phys. 87, 347 (2015).

    Article  ADS  Google Scholar 

  4. Baba, T. Nat. Photon. 2, 465–473 (2008).

    Article  ADS  Google Scholar 

  5. Franson, J. D. Phys. Rev. Lett. 62, 2205 (1989).

    Article  ADS  Google Scholar 

  6. Sun, S., Kim, H., Luo, Z., Solomon, G. S. & Waks, E. Science 361, 57–60 (2018).

    Article  ADS  Google Scholar 

  7. Kim, J.-H., Aghaeimeibodi, S., Carolan, J., Englund, D. & Waks, E. Optica 7, 291–308 (2020).

    Article  ADS  Google Scholar 

Download references

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Shuo Sun.

Ethics declarations

Competing interests

The authors declare no competing interests.

Rights and permissions

Reprints and permissions

About this article

Check for updates. Verify currency and authenticity via CrossMark

Cite this article

Zhan, Y., Sun, S. A single quantum dot passively mediates entanglement. Nat. Phys. 20, 1363–1364 (2024). https://doi.org/10.1038/s41567-024-02582-1

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/s41567-024-02582-1

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