Spatial and Fourier-space distribution of confined optical Tamm modes

Fu Feng, Willy Daney De Marcillac, Xavier Lafosse, Simone Luca Portalupi, Michel Nasilowski, Benoî Dubertret, Jean Marc Frigerio, Catherine Schwob, Agnés Maîre, Pascale Senellart, Laurent Coolen

Research output: Contribution to journalArticlepeer-review

Abstract

In this paper, we characterize the electric field distribution of confined optical modes in a 0D Tamm structure, consisting in a metallic disk deposited on a Bragg mirror. The modes are probed at room temperature, through the fluorescence of semiconductor colloidal nanocrystals. We perform a combined analysis of the resonant modes distribution in both direct space and Fourier space and show, in good agreement with numerical simulations, that a subportion of the structure will radiate with a different angular distribution depending on its position. Such analysis is shown to probe the gradient of the phase of the confined optical modes.

Original languageEnglish
Article number083018
JournalNew Journal of Physics
Volume18
Issue number8
DOIs
Publication statusPublished - 1 Aug 2016
Externally publishedYes

Keywords

  • Colloidal nanocrystals
  • Emission dispersion relation
  • Fluorescence
  • Optical mode Tamm

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