By carefully optimizing the properties of a waveguide made from a highly nonlinear glass, Australian researchers have achieved record optical nonlinearity and put it to use in a broadband radiofrequency spectrum analyser. The work could ultimately lead to improved all-optical signal processing.
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26 March 2009
In the version of this News & Views originally published, Fig. 1 was missing. This has now been corrected in the HTML and PDF versions.
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Dorrer, C. Signal analyser on an optical chip. Nature Photon 3, 136–137 (2009). https://doi.org/10.1038/nphoton.2009.12
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DOI: https://doi.org/10.1038/nphoton.2009.12
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Erratum: Signal analyser on an optical chip
Nature Photonics (2009)