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.

  • News & Views
  • Published:

Quantum measurement

A light touch

A technique used primarily to study fundamental issues in quantum mechanics has now been shown to have promise as a powerful practical tool for making ultra-precise measurements.

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


  1. Aharonov, Y., Albert, D. Z. & Vaidman, L. Phys. Rev. Lett. 60, 1351–1354 (1988).

    Article  ADS  CAS  Google Scholar 

  2. Starling, D. J., Dixon, P. B., Jordan, A. N. & Howell, J. C. Phys. Rev. A 80, 041803(R) (2009).

    Article  ADS  Google Scholar 

  3. Ritchie, N. W. M., Story, J. G. & Hulet, R. G. Phys. Rev. Lett. 66, 1107–1110 (1991).

    Article  ADS  CAS  Google Scholar 

  4. Aharonov, Y., Botero, A., Popescu, S., Reznik, B. & Tollaksen, J. Phys. Lett. A 301, 130–138 (2002).

    Article  ADS  MathSciNet  CAS  Google Scholar 

  5. Mir, R. et al. New J. Phys. 9, 287 (2007).

    Article  ADS  Google Scholar 

  6. Lundeen, J. S. & Steinberg, A. M. Phys. Rev. Lett. 102, 020404 (2009).

    Article  ADS  CAS  Google Scholar 

  7. Yokota, K., Yamamoto, T., Koashi, M. & Imoto, N. New J. Phys. 11, 033011 (2009).

    Article  ADS  Google Scholar 

  8. Steinberg, A. M. Phys. Rev. Lett. 74, 2405–2409 (1995).

    Article  ADS  CAS  Google Scholar 

  9. Smith, G. A., Chaudhury, S., Silberfarb, A., Deutsch, I. H. & Jessen, P. S. Phys. Rev. Lett. 93, 163602 (2004).

    Article  ADS  Google Scholar 

  10. Hosten, O. & Kwiat, P. Science 319, 787–790 (2008).

    Article  ADS  CAS  Google Scholar 

  11. Dixon, P. B., Starling, D. J., Jordan, A. N. & Howell, J. C. Phys. Rev. Lett. 102, 173601 (2009).

    Article  ADS  Google Scholar 

Download references

Author information

Authors and Affiliations


Rights and permissions

Reprints and permissions

About this article

Cite this article

Steinberg, A. A light touch. Nature 463, 890–891 (2010).

Download citation

  • Published:

  • Issue Date:

  • DOI:

This article is cited by


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