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Symmetric interacting whispering gallery modes in coupled dielectric microdisks

  • Jung Wan Ryu
  • , Sang Wook Kim

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We study the characteristics of quasi-eigenmodes in coupled dielectric microdisks. The positions in complex energy plane of the modes and the corresponding mode distribution in real space are strongly affected by the inter-disk distance. As far as two identical microdisks are concerned, it has been shown that the interaction between the modes with odd parity show unexpected behavior for the inter-disk distance less than their wavelengths so as to cause the directional emission. Their directions of emission especially with relatively high-Q value are determined from neither the inter-disk distance nor their wavelengths rather but from the index of refraction of microdisks, Sucha directionality can be understood in terms of an effective boundary deformation in ray dynamical analysis.

Original languageEnglish
Title of host publicationProceedings of 2007 9th International Conference on Transparent Optical Networks, ICTON 2007
Pages132-135
Number of pages4
DOIs
Publication statusPublished - 2007
Event2007 9th International Conference on Transparent Optical Networks, ICTON 2007 - Rome, Italy
Duration: 1 Jul 20075 Jul 2007

Publication series

NameProceedings of 2007 9th International Conference on Transparent Optical Networks, ICTON 2007
Volume4

Conference

Conference2007 9th International Conference on Transparent Optical Networks, ICTON 2007
Country/TerritoryItaly
CityRome
Period1/07/075/07/07

Keywords

  • Coupled dielectric microdisks
  • Directional emission
  • Ray dynamical analysis

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