Nature Photonics 3, 136–137 (2009), corrected after print 26 March 2009.
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The online version of the original article can be found at 10.1038/nphoton.2009.12
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Dorrer, C. Erratum: Signal analyser on an optical chip. Nature Photon 3, 253 (2009). https://doi.org/10.1038/nphoton.2009.70
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DOI: https://doi.org/10.1038/nphoton.2009.70