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Radiating dipoles in photonic crystals

2000/06/02 by Kurt Busch, Nipun Vats, Sajeev John +1 · 2 citations
Engineering · Physics and Astronomy · #Photonic Crystals and Applications #Photonic and Optical Devices #Plasmonic and Surface Plasmon Research #cond-mat #physics.class-ph #physics.optics #quant-ph

paper · pdf · doi:10.1103/physreve.62.4251

published as Physical Review E 62, 4251-4260 (2000). · Phys. Rev. E, accepted

arxiv created 2000/06/02 · openalex publication_date 2000/09/01 · arxiv updated 2009/11/30 · openalex created_date 2025/10/10 · openalex updated_date 2026/07/28

Abstract

The radiation dynamics of a dipole antenna embedded in a photonic crystal are modeled by an initially excited harmonic oscillator coupled to a non-Markovian bath of harmonic oscillators representing the colored electromagnetic vacuum within the crystal. Realistic coupling constants based on the natural modes of the photonic crystal, i.e., Bloch waves and their associated dispersion relation, are derived. For simple model systems, well-known results such as decay times and emission spectra are reproduced. This approach enables direct incorporation of realistic band structure computations into studies of radiative emission from atoms and molecules within photonic crystals. We therefore provide a predictive and interpretative tool for experiments in both the microwave and optical regimes.

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