Narrowband reflection-and-transmission filter in an annular defective photonic crystal containing an ultrathin metallic film

Mei Soong Chen*, Chien Jang Wu, Tzong Jer Yang

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

21 Citations (Scopus)

Abstract

The filtering properties for a narrowband reflection-and-transmission filter in an annular defective photonic crystal containing an ultrathin and strongly lossy metallic film are theoretically investigated based on the transfer matrix method for the cylindrical Bragg waves. At a certain design wavelength, simultaneous peaks in reflectance and transmittance can be found. The peak wavelength is shown to be dependent on the azimuthal mode number of the cylindrical waves. The peak heights in reflectance and transmittance can be directly varied by the stack numbers. In addition, the influence of the starting radius in reflectance and transmittance is also illustrated.

Original languageEnglish
Pages (from-to)3143-3149
Number of pages7
JournalOptics Communications
Volume285
Issue number13-14
DOIs
Publication statusPublished - 2012 Jun 15

Keywords

  • Annular photonic crystal
  • Cylindrical wave
  • Narrowband filter

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Atomic and Molecular Physics, and Optics
  • Physical and Theoretical Chemistry
  • Electrical and Electronic Engineering

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