Photonic crystal waveguides in InP-based heterostructures

Min Qiu, Marcin Swillo, Mikaël Mulot, Srinivasan Anand, Bozena Jaskorzynska, Anders Karlsson, Lars Thylén

Research output: Contribution to journalConference articlepeer-review

5 Scopus citations

Abstract

Photonic crystal waveguides in InP-based heterostructures are studied experimentally and theoretically. The waveguides are fabricated in an InP/GaInAsP/InP low index contrast heterostructure using Ar/Cl2 Chemical Assisted Ion Beam Etching, and characterized using the end-fire method. The obtained experimental near-infrared transmission spectra are further analyzed by comparing with theoretical results calculated by the finite-difference time-domain method. A loss of 1 dB/100 μm in the photonic crystal waveguides is demonstrated. The mini-stop bands, positioned in agreement with our theory, are observed. In-plane cavities with photonic crystal boundaries inside the waveguide are also realized. A quay factor of 400 for a 6 μm long cavity is obtained.

Original languageEnglish
Pages (from-to)22-31
Number of pages10
JournalProceedings of SPIE - The International Society for Optical Engineering
Volume4905
DOIs
StatePublished - 2002
Externally publishedYes
EventMaterials and Devices for optical and Wireless Communications - Shanghai, China
Duration: Oct 15 2002Oct 18 2002

Keywords

  • Heterostructures
  • InP
  • Photonic band gap materials
  • Photonic crystals
  • Waveguides

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