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.
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Acknowledgements
The authors would like to acknowledge the work of Alexander Dvornikov in the design, synthesis and application of 3D storage media.
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Walker, E., Rentzepis, P. A new dimension. Nature Photon 2, 406–408 (2008). https://doi.org/10.1038/nphoton.2008.121
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DOI: https://doi.org/10.1038/nphoton.2008.121
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