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.

Condensed-matter physics

Repulsive polarons found

Quasiparticles known as repulsive polarons are predicted to occur when 'impurity' fermionic particles interact repulsively with a fermionic environment. They have now been detected in two widely differing systems. See Letters p.615 & p.619

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: When fermionic potassium meets fermionic lithium.

References

  1. Tokura, Y. Rep. Prog. Phys. 69, 797–851 (2006).

    Article  CAS  ADS  Google Scholar 

  2. Kohstall, C. et al. Nature http://dx.doi.org/10.1038/nature11065 (2012).

  3. Koschorreck, M. et al. Nature http://dx.doi.org/10.1038/nature11151 (2012).

  4. Schirotzek, A., Wu, C.-H., Sommer, A. & Zwierlein, M. W. Phys. Rev. Lett. 102, 230402 (2009).

    Article  ADS  Google Scholar 

  5. Nascimbène, S. et al. Phys. Rev. Lett. 103, 170402 (2009).

    Article  ADS  Google Scholar 

  6. Massignan, P. & Bruun, G. M. Eur. Phys. J. D 65, 83–89 (2011).

    Article  CAS  ADS  Google Scholar 

  7. Stoner, E. Phil. Mag. 15, 1018 (1933).

    Article  CAS  Google Scholar 

  8. Sanner, C. et al. preprint at http://arxiv.org/abs/1108.2017 (2011).

  9. Kondo, J. Prog. Theor. Phys. 32, 37–49 (1964).

    Article  CAS  ADS  Google Scholar 

  10. Anderson, P. W. Phys. Rev. Lett. 18, 1049–1051 (1967).

    Article  CAS  ADS  Google Scholar 

Download references

Author information

Authors and Affiliations

Authors

Corresponding author

Correspondence to Peter Hannaford.

Rights and permissions

Reprints and Permissions

About this article

Cite this article

Hannaford, P. Repulsive polarons found. Nature 485, 588–589 (2012). https://doi.org/10.1038/nature11196

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/nature11196

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