Nanostructure design for surface-enhanced Raman spectroscopy – prospects and limitsSanshui Xiao, Niels Asger Mortensen and Antti-Pekka JauhoJ. Eur. Opt. Soc.-Rapid Publ., 3 (2008) 08022DOI: https://doi.org/10.2971/jeos.2008.08022