Abrupt near IR optical pulses launched over metal-dielectric interface are exhibiting wavefronts moving almost at the speed of light in vacuum (much faster than plasmonic wavepackets) and comprised of much lower frequencies (tens of THz).
© 2008 Optical Society of America
(240.0240) Optics at surfaces : Optics at surfaces
(240.6680) Optics at surfaces : Surface plasmons
(350.0350) Other areas of optics : Other areas of optics
(350.4238) Other areas of optics : Nanophotonics and photonic crystals
G. Rosenblatt, E. Feigenbaum, and M. Orenstein, "Forerunners and Turbulent Propagation in Plasmonic Waveguides," in Conference on Lasers and Electro-Optics/Quantum Electronics and Laser Science Conference and Photonic Applications Systems Technologies, OSA Technical Digest (CD) (Optical Society of America, 2008), paper JTuA133.
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