Surprisingly large intensity-dependent variations of the refractive index of nm-thick films of polyDCHD-HS on silver were observed with Surface Plasmon Spectroscopy. SERS experiments suggested that the effect must be related to interactions with the nano-structured surface of the metal.
© 2002 Optical Society of America
E. Giorgetti, S. Sottini, G. Margheri, G. Toci, M. Muniz-Miranda, L. Moroni, and G. Dellepiane, " Nonlinear properties of nm-thick layers of polyDCHD-HS on silver by using Surface Plasmon Resonance and Surface Enhanced Raman Scattering," in Nonlinear Optics: Materials, Fundamentals and Applications, A. Sawchuk, ed., Vol. 79 of OSA Trends in Optics and Photonics (Optical Society of America, 2002), paper WE2.
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