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 devices

Nanowires charge towards integration

Researchers have shown that it is possible to control the coupling between two quantum dots in a semiconducting nanowire, and also to count the charges on these dots with a third quantum dot in a different nanowire.

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

Access options

Rent or buy this article

Prices vary by article type

from$1.95

to$39.95

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

Figure 1: A schematic diagram showing three quantum dots (1, 2, SET) defined in two silicon–germanium nanowires.

References

  1. Hu, Y. et al. Nature Nanotech. advance online publication, 30 September 2007 (doi:10.1038/nnano.2007.302).

    Google Scholar 

  2. Nielsen, M. A. & Chuang, I. L. Quantum Computation and Quantum Information (Cambridge Univ. Press, Cambridge, UK, 2000).

    Google Scholar 

  3. Kane, B. E., Nature 393, 133–136 (1998).

    Article  CAS  Google Scholar 

  4. Shaji, N. et al. preprint at <http://aps.arxiv.org/abs/0708.0794> (2007).

  5. Kouwenhoven, L. P., Austing, D. G. & Tarucha, S. Rep. Prog. Phys. 64, 701–736 (2001).

    Article  CAS  Google Scholar 

  6. Loss D. & DiVincenzo, D. P. Phys. Rev. A 57, 120–126 (1998).

    Article  CAS  Google Scholar 

  7. Elzerman, J. M. et al. Nature 430, 431–435 (2004).

    Article  CAS  Google Scholar 

  8. Petta, J. R. et al. Science 309, 2180–2184 (2005).

    Article  CAS  Google Scholar 

Download references

Author information

Authors and Affiliations

Authors

Rights and permissions

Reprints and permissions

About this article

Cite this article

Eriksson, M., Friesen, M. Nanowires charge towards integration. Nature Nanotech 2, 595–596 (2007). https://doi.org/10.1038/nnano.2007.314

Download citation

  • Published:

  • Issue Date:

  • DOI: https://doi.org/10.1038/nnano.2007.314

This article is cited by

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