Non-linear effects in luminescence of ZnO inverted opals

  • W. Khunsin
  • , P. Lovera
  • , G. Redmond
  • , C. M.Sotomayor Torres
  • , M. Scharrer
  • , L. Aagesen
  • , R. P.H. Chang
  • , S. G. Romanov

Research output: Chapter in Book/Report/Conference proceedingsChapterpeer-review

Abstract

Photoluminescence spectra of the ZnO carcass of inverted opal have been examined in the conditions of the strong light-to-structure interaction achieved by matching the photonic bandgaps of these photonic crystals to different parts of the ZnO emission spectrum. Developing the bands of enhanced spontaneous emission associated with both the emission of ZnO defects and the emission due to interband electron transitions has been observed. Interpretation has been given taking into account the coupling of emission to eigenmodes of 3-dimensional photonic crystal and the nature of the electron states involved in the radiative relaxation.

Original languageEnglish
Title of host publicationPhotonic Crystal Materials and Devices VIII
DOIs
Publication statusPublished - 2008
EventPhotonic Crystal Materials and Devices VIII - Strasbourg, France
Duration: 8 Apr 200810 Apr 2008

Publication series

NameProceedings of SPIE - The International Society for Optical Engineering
Volume6989
ISSN (Print)0277-786X

Conference

ConferencePhotonic Crystal Materials and Devices VIII
Country/TerritoryFrance
CityStrasbourg
Period8/04/0810/04/08

Keywords

  • 3-dimensional photonic crystal
  • Enhanced spontaneous emission
  • Photoluminescence
  • ZnO inverted opal

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