Plasmonics: Backward waves moving forward

  • Author: M. Wegener, G. Dolling, and S. Linden
  • Source: Nature Mater. 6, 475 (2007)
  • Date: 2007
  • Abstract:

    he positive aspect of negative refraction is to open new possibilities for squeezing light into tight spaces. Now, a metallic nanostructure pushes all-angle negative refraction into the visible spectrum.