Confined plasmonic modes in a nanocavity

Aurore Castanie (1) , Didier Felbacq (1)

1 L2C - Laboratoire Charles Coulomb

The effect of confinement on surface plasmon polariton in a planar nanocavity was studied. The generalized modes were obtained and studied in detail. It was demonstrated that these modes result from the strong coupling of plasmon-like and photon-like modes.

Mots clés: Surface plasmon polaritons; Microcavities; Field concentration; Spatial dispersion

Domaines: Science des matériaux [cond-mat.mtrl-sci]

Aurore Castanie, Didier Felbacq. Confined plasmonic modes in a nanocavity. Optics Communications, 2012, 285 (16), pp.3353-3357. ⟨10.1016/j.optcom.2012.01.039⟩. ⟨hal-00808385⟩