Spectrally narrow polarisation conversion in a slow-light photonic crystal waveguideJohn Canning, Martin Kristensen, Nina Skivesen, Cicero Martelli, Amélie Têtu and Lars H. FrandsenJ. Eur. Opt. Soc.-Rapid Publ., 4 (2009) 09019DOI: https://doi.org/10.2971/jeos.2009.09019