Nature Physics 4, 282–286 (2008)
The authors wish to point out that in the above letter, the states defined on page 283 should be as follows:
Accordingly, in Fig. 3, the first two sets of Alice's detector signatures should be as in the following corrected figure:
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The online version of the original article can be found at 10.1038/nphys919
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Barreiro, J., Wei, TC. & Kwiat, P. Erratum: Beating the channel capacity limit for linear photonic superdense coding. Nature Phys 4, 662 (2008). https://doi.org/10.1038/nphys1039
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DOI: https://doi.org/10.1038/nphys1039
