Periodicity enclosed in boundaries: local density of states in photonic clusters
Author(s) -
V. V. Prosentsov,
Ad Lagendijk
Publication year - 2008
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.16.006974
Subject(s) - local density of states , photonics , wavelength , optics , physics , perturbation (astronomy) , interference (communication) , photonic crystal , density of states , total internal reflection , condensed matter physics , quantum mechanics , telecommunications , channel (broadcasting) , computer science
We have studied the effect of the boundaries on the local density of states (LDOS) in one-, two-, and three-dimensional finite size photonic structures. The LDOS was calculated with the help of the local perturbation method (LPM) and a new LPM-Bloch method using periodicity of the system. The methods are applicable for the clusters made of small (relative to the incident wavelength) particles or for the clusters which can be considered as made of such particles. It was demonstrated that the LPM-Bloch method is an accurate numerical tool for calculation of the LDOS in the finite size photonic structures with weak interference.
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