A new model of dispersion for metals leading to a more accurate modeling of plasmonic structures using the FDTD method

Alexandre Vial (1) , Thierry Laroche (2) , Montacer Dridi (1) , Loïc Le Cunff (1)

1 LNIO - Laboratoire de Nanotechnologie et d'Instrumentation Optique
2 FEMTO-ST - Franche-Comté Électronique Mécanique, Thermique et Optique - Sciences et Technologies (UMR 6174)

We present FDTD simulations results obtained using the Drude Critical points model. This model enables spectroscopic studies of metallic structures over wider wavelength ranges than usually used, and it facilitates the study of structures made of several metals.

Mots clés: FDTD Method; SERS; Extinction Spectrum; Metallic Structure; Drude Model

Domaines: Micro et nanotechnologies/Microélectronique; Optique / photonique

Alexandre Vial, Thierry Laroche, Montacer Dridi, Loïc Le Cunff. A new model of dispersion for metals leading to a more accurate modeling of plasmonic structures using the FDTD method. Applied physics. A, Materials science & processing, 2011, 103 (3), pp.849-853. ⟨10.1007/s00339-010-6224-9⟩. ⟨hal-02290649⟩