Industry Perspective | Published:

Two-photon technology

A new dimension

Nature Photonics volume 2, pages 406408 (2008) | Download Citation


Conventional optical technologies store data on the surface of a recording medium. Two-photon technology, which relies on overlapping light beams, can be used for three-dimensional multilayer storage and promises capacities of up to 10 Tbyte on a DVD-size disk.

Access optionsAccess options

Rent or Buy article

Get time limited or full article access on ReadCube.


All prices are NET prices.


The authors would like to acknowledge the work of Alexander Dvornikov in the design, synthesis and application of 3D storage media.

Author information


  1. Call/Recall, 6160 Lusk Boulevard, San Diego, Calfornia

    • Edwin Walker
    •  & Peter M. Rentzepis
  2. Department of Chemistry, University of California, Irvine, California

    • Peter M. Rentzepis


  1. Search for Edwin Walker in:

  2. Search for Peter M. Rentzepis in:

Corresponding author

Correspondence to Peter M. Rentzepis.

About this article

Publication history



Newsletter Get the most important science stories of the day, free in your inbox. Sign up for Nature Briefing