Broadband topology-optimized photonic crystal components for both TE and TM polarizations
Author(s) -
Amélie Têtu,
M. Kristensen,
Lars H. Frandsen,
Anders Harpøth,
P.I. Borel,
Jakob S. Jensen,
Ole Sigmund
Publication year - 2005
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/opex.13.008606
Subject(s) - photonic crystal , optics , polarization (electrochemistry) , broadband , planar , finite difference time domain method , photonics , materials science , optoelectronics , topology (electrical circuits) , physics , computer science , chemistry , computer graphics (images) , mathematics , combinatorics
Several planar photonic crystal components topology-optimized for TE-polarized light, including 60 masculine bends, Y-splitters, and 90 masculine bends, have been characterized for the TM polarization. The experimental results are confirmed by finite-difference time-domain calculations. The surprising efficiency for TM-polarized light is found and paves the way for photonic crystal components suitable for both polarizations.
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